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Campo Imperatore observations of ZTF21aakilyd/AT2021csp.
Related Notes: ,
We report on optical observations of the fast blue transient ZTF21aakilyd/AT2021csp performed with Campo Imperatore Telescope.
AT2021den : A faint and fast fading transient in the 126 Mpc galaxy PGC 024745
Source Group: Pan-STARRS1
Related Objects:
Related Notes: ,
We draw attention to the intrinsically faint and fast fading lightcurve of AT2021den from the combined Pan-STARRS and ATLAS survey data. It had a measured peak at M_w = -15.0 and a decline rate of ...
Introducing a new Supernova classification type: SN Icn
Keywords: Supernova
Related Objects:
2019hgp [ZTF19aayejww]
, , RA, DEC:15:36:12.874, +39:44:00.56
(234.053641, 39.733489)
Redshift:0.0641
Type:SN Icn
2021csp [ZTF21aakilyd]
, RA, DEC:14:26:22.120, +05:51:33.17
(216.592167, 5.859214)
Redshift:0.083
Type:SN Icn
2021ckj [ZTF21aajbgol]
RA, DEC:09:05:51.083, -08:35:07.57
(136.462846, -8.585437)
Redshift:0.143
Type:SN Icn
Related Notes: ,
Motivated by recent discovery and classification reports of transients with spectra showing prominent narrow emission lines of carbon and/or oxygen, but lacking lines of hydrogen and helium, we pro...
adH0cc spectroscopic classification of SN 2021crx, an unusually luminous low-velocity Type II supernova
Source Group: adH0cc
Related Objects:
2021crx [ZTF21aakigqr]
RA, DEC:13:21:53.976, +08:36:20.34
(200.474900, 8.605650)
Redshift:0.066866
Type:SN II
Related Notes:
We have obtained an optical spectrum of SN 2021crx, which shows it to be an unusually luminous member of the class of low-velocity Type II supernovae.
ATLAS21grj (AT2021dnn): discovery of a candidate supernova in NGC 0304 (65 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021dnn [ATLAS21grj]
RA, DEC:00:56:06.282, +24:07:31.18
(14.026173, 24.125327)
Redshift:0.016648
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21grj (AT2021dnn) in galaxy NGC 0304 at magnitude o = 15.71 +/- 0.03. At a distance of 65 Mpc, the transient was discovered on MJD = 59267.2...
Radio detection of the hydrogen-poor super-luminous supernova 2020tcw at 64 days post discovery
Related Objects:
2020tcw [ATLAS20zst]
RA, DEC:15:28:17.080, +39:56:50.53
(232.071167, 39.947369)
Redshift:0.0645
Type:SLSN-I
Related Notes:
We have detected radio emission from the hydrogen-poor super-luminous supernova 2020tcw at 64 days post discovery.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021djz [ZTF21aalnxkl]
RA, DEC:13:31:55.492, -02:27:05.46
(202.981217, -2.451517)
Redshift:0.087
Type:SN Ia
This report includes the classification of one Type Ia SN at pre-maximum.
adH0cc spectroscopic classification of SN 2021ckj, an unusual "Type Icn" supernova
Source Group: adH0cc
Related Objects:
2021ckj [ZTF21aajbgol]
RA, DEC:09:05:51.083, -08:35:07.57
(136.462846, -8.585437)
Redshift:0.143
Type:SN Icn
Related Notes: ,
We have obtained an optical spectrum of SN 2021ckj, which shows it to be an unusual Type I supernova with narrow carbon and helium lines superimposed on a blue continuum with several broad spectral...
ATLAS21gks (AT2021dct): discovery of a candidate supernova in NGC 1207 (64 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021dct [ATLAS21gks]
RA, DEC:03:08:14.489, +38:22:38.73
(47.060372, 38.377424)
Redshift:0.016011
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21gks (AT2021dct) in galaxy NGC 1207 at magnitude o = 19.31 +/- 0.17. At a distance of 64 Mpc, the transient was discovered on MJD = 59262.2...
ATLAS21ghj (AT2021dch): discovery of a candidate supernova in WISEA J130523.61+293037.2 (88 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021dch [ATLAS21ghj]
RA, DEC:13:05:23.768, +29:30:34.63
(196.349033, 29.509620)
Redshift:0.020165
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21ghj (AT2021dch) in galaxy WISEA J130523.61+293037.2 at magnitude c = 18.42 +/- 0.08. At a distance of 88 Mpc, the transient was discovered...
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021cle [ATLAS21eft]
, RA, DEC:05:15:58.878, -38:47:38.08
(78.995327, -38.793910)
Redshift:0.059
Type:SN Ia
2021cpg [ATLAS21epl]
, RA, DEC:05:19:56.653, -33:58:51.94
(79.986054, -33.981095)
Redshift:0.077
Type:SN Ia
2021clw [ASASSN-21bg]
, RA, DEC:05:51:19.939, -50:34:57.14
(87.833080, -50.582540)
Redshift:0.0234
Type:SN Ia
2021css [ASASSN-21bn]
, RA, DEC:08:13:40.428, -67:49:23.20
(123.418450, -67.823110)
Redshift:
Type:CV
2021dbg [ATLAS21gfy]
, RA, DEC:09:24:26.796, -06:34:53.12
(141.111650, -6.581422)
Redshift:0.02
Type:SN II
2021ctn [ATLAS21fhx]
RA, DEC:10:52:54.363, -00:46:21.33
(163.226511, -0.772591)
Redshift:0.0946
Type:SN Ia-91T-like
This report includes classifications of 3 normal Type Ia SNe, one SN Ia-91T, one young Type II SN showing flash features, and one object was classified as a CV.
ATLAS21gfy (AT2021dbg): discovery of a candidate SN in MCG -01-24-014 (92 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021dbg [ATLAS21gfy]
RA, DEC:09:24:26.796, -06:34:53.12
(141.111650, -6.581422)
Redshift:0.02
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS21gfy (AT2021dbg) in galaxy MCG -01-24-014 at magnitude m_c = 18.13 +/- 0.06. At a distance of 92 Mpc, the transient was discovered on MJD ...
Radio detection of the hydrogen-poor super-luminous supernova SN 2017ens at 3.6 years post explosion
Related Objects:
2017ens [ATLAS17gqa]
RA, DEC:12:04:09.367, -01:55:52.25
(181.039030, -1.931180)
Redshift:
Type:
We report the detection of 6 GHz radio emission from the hydrogen-poor super-luminous supernova 2017ens
ATLAS21flz (AT2021cwc): discovery of a candidate supernova in UGC 03502 (90 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021cwc [ATLAS21flz]
RA, DEC:06:39:46.830, +65:27:07.55
(99.945125, 65.452097)
Redshift:0.021
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21flz (AT2021cwc) in galaxy UGC 03502 at magnitude c = 18.25 +/- 0.09. At a distance of 90 Mpc, the transient was discovered on MJD = 59258....
Swift observations of ZTF21aakilyd/AT2021csp
Source Group: ZTF
Related Objects:
2021csp [ZTF21aakilyd]
RA, DEC:14:26:22.120, +05:51:33.17
(216.592167, 5.859214)
Redshift:0.083
Type:SN Icn
Related Notes:
We report UV/optical and X-ray observations of the fast, luminous blue transient ZTF21aakilyd/AT2021csp.
adH0cc spectroscopic classification of SN 2021cdw
Source Group: adH0cc
Related Objects:
2021cdw [ZTF21aaigdly]
RA, DEC:14:05:31.803, -25:21:54.46
(211.382511, -25.365128)
Redshift:0.03969
Type:SN II
Related Notes:
We have obtained an optical spectrum of SN 2021cdw, which shows it to be a young Type II supernova.
ZTF/LT discovery of a fast, luminous blue transient with narrow carbon features
Source Group: ZTF
Related Objects:
2021csp [ZTF21aakilyd]
RA, DEC:14:26:22.120, +05:51:33.17
(216.592167, 5.859214)
Redshift:0.083
Type:SN Icn
We report the discovery of ZTF21aakilyd (AT 2021csp), a rapidly-rising and luminous (M ~ -20) blue transient at z=0.081. A Liverpool Telescope spectrum obtained shortly following the discovery is ...
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021coe [ZTF21aaisnth]
, RA, DEC:13:19:54.193, +00:30:37.83
(199.975803, 0.510509)
Redshift:0.054
Type:SN Ia-pec
ZTF21aajezvp
, RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
ZTF21aajezvp
2021cku [ATLAS21eek]
, RA, DEC:12:58:41.642, -30:33:39.12
(194.673509, -30.560867)
Redshift:0.043
Type:SN Ia
2021cpi [ATLAS21etj]
, RA, DEC:14:51:57.421, +16:13:18.67
(222.989255, 16.221853)
Redshift:0.055
Type:SN II
2021cky [ATLAS21eev]
, RA, DEC:15:17:35.403, +18:07:05.06
(229.397514, 18.118072)
Redshift:0.073
Type:SN Ia-pec
This report includes classifications of 3 Type Ia SNe and 1 Type II SN. For AT2021ckl the observed spectrum is consistent with only host galaxy light. The acquisition image of ZTF21aajezvp did not ...
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021cgu [ZTF21aaipypa]
, RA, DEC:11:03:03.710, +05:05:53.47
(165.765457, 5.098186)
Redshift:0.026
Type:SN II
2021cac [ATLAS21dpr]
, RA, DEC:09:55:05.475, -15:00:33.46
(148.772813, -15.009294)
Redshift:0.067
Type:SN Ia
2021bzw [ATLAS21dpa]
, RA, DEC:10:54:38.727, -14:35:42.27
(163.661361, -14.595076)
Redshift:0.066
Type:SN Ia-91T-like
2021bwq [ZTF21aahdqrg]
, RA, DEC:11:28:17.072, -12:53:17.59
(172.071133, -12.888218)
Redshift:0.022015
Type:SN Ic
2021cdv [ZTF21aaiaeri]
, RA, DEC:11:07:52.217, +11:00:36.05
(166.967571, 11.010013)
Redshift:0.043
Type:SN II
2021cna [ATLAS21ekn]
RA, DEC:14:40:01.814, +20:08:09.25
(220.007557, 20.135903)
Redshift:0.097
Type:SN Ia-91T-like
This report includes classifications of 3 Type Ia SNe, 2 Type II SNe, and 1 Type Ic SN.
ZTF early discovery and rapid follow-up of the infant SN ZTF21aaiaqhh / 2021can
Source Group: ZTF
Related Objects:
2021can [ZTF21aaiaqhh]
RA, DEC:12:55:30.795, +30:01:40.80
(193.878315, 30.028000)
Redshift:0.0207
Type:SN II
We report the discovery of ZTF21aaiaqhh / 2021can - a rapidly rising young supernova in the nearby galaxy (z=0.0207, ~90 Mpc). The transient was discovered on February 07, 2021 at 07:55 UT with an ...
ZTF21aahifke/AT2021clk: ZTF discovery of an optical fast transient
Source Group: ZTF
Related Objects:
2021clk [ZTF21aahifke]
RA, DEC:02:54:27.540, +36:31:56.74
(43.614750, 36.532428)
Redshift:
Type:
We report the discovery of the fast optical transient ZTF21aahifke/AT2021clk with the Zwicky Transient Facility (ZTF, Bellm et al. 2019, Graham et al. 2019), as part of the "ZTFReST" project aiming...
AT2021buk : A fading transient with a large offset from a 32 Mpc galaxy UGC 09083
Source Group: ATLAS
Related Objects:
2021buk [ZTF21aagysdv]
RA, DEC:14:11:25.412, +50:15:32.57
(212.855882, 50.259048)
Redshift:
Type:
We draw attention to the rapidly fading lightcurve of AT2021buk from the combined ZTF and ATLAS survey data. The nature of AT2021buk is consistent with that of foreground CV, however, it is possibl...
Radio detection of Supernova SN2021bhd
Related Objects:
2021bhd [ATLAS21dfr]
RA, DEC:13:48:14.757, +68:05:22.92
(207.061488, 68.089699)
Redshift:0.006
Type:SN Ib/c
Related Notes: ,
Here we report our VLA observation of the Type Ib/c supernova SN2021bhd. We detect a single point source (consistent with the position of SN2021bhd) with a flux level of ~0.47 mJy at a central freq...
ATLAS21dov (AT2021bxu): discovery of a candidate SN in ESO 478- G 006 (65 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bxu [ATLAS21dov]
RA, DEC:02:09:16.455, -23:24:45.40
(32.318561, -23.412612)
Redshift:0.0178
Type:SN IIb
Here we report the ATLAS discovery of the transient ATLAS21dov (AT2021bxu) in galaxy ESO 478- G 006 at magnitude m_c = 17.23 +/- 0.05. At a distance of 65 Mpc (redshift independent, from NED), the...
ZTF21aagwbjr/AT2021buv: ZTF discovery of a fast optical transient likely associated with GRB 210104A
Source Group: ZTF
Related Objects:
2021buv [ZTF21aagwbjr]
RA, DEC:07:48:19.320, +11:24:34.21
(117.080500, 11.409503)
Redshift:
Type:
We report on the ZTF discovery of ZTF21aagwbjr/AT2021buv, a fast optical transient that is temporally and spatially consistent with GRB210204A. ZTF21aagwbjr was first detected 45 minutes after the ...
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021bon [ZTF21aaglret]
, RA, DEC:06:11:16.680, -23:33:35.14
(92.819500, -23.559761)
Redshift:0.063
Type:SN Ia
2021bpd [ZTF21aagogqj]
, RA, DEC:08:23:06.269, -16:38:52.01
(125.776121, -16.647780)
Redshift:0
Type:CV
2021bnb [ATLAS21dkv]
, RA, DEC:05:18:48.491, -36:37:30.25
(79.702048, -36.625070)
Redshift:0.041976
Type:SN Ia
2021bpn [ZTF21aagocor]
, RA, DEC:08:59:29.585, -02:55:37.70
(134.873270, -2.927139)
Redshift:0.06
Type:SN Ia
2021bix [ATLAS21dfx]
, RA, DEC:07:56:43.730, -24:34:27.16
(119.182207, -24.574210)
Redshift:0.04
Type:SN Ia
2021all [ATLAS21cii]
, RA, DEC:10:19:24.711, +14:43:12.71
(154.852963, 14.720197)
Redshift:0.04
Type:SN II
2021alk [ATLAS21cia]
, RA, DEC:12:58:13.817, -22:22:08.95
(194.557570, -22.369152)
Redshift:0.09
Type:SN Ia
2021bsf [ATLAS21dmw]
, RA, DEC:12:06:04.040, +20:32:13.31
(181.516834, 20.537032)
Redshift:0.0237
Type:SN Ia
2021bsb [ATLAS21dlv]
, RA, DEC:10:18:23.152, +13:44:52.34
(154.596467, 13.747873)
Redshift:0.0817
Type:SN Ia
2021bsx [ZTF21aagydov]
RA, DEC:12:12:25.407, +07:59:12.07
(183.105864, 7.986687)
Redshift:0.0646
Type:SN Ia
This report includes classifications of 8 Type Ias, 1 Type II, and 1 CV.
ATLAS21dmw (AT2021bsf): discovery of a candidate supernova in WISEA J120604.02+203213.0 (104 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bsf [ATLAS21dmw]
RA, DEC:12:06:04.040, +20:32:13.31
(181.516834, 20.537032)
Redshift:0.0237
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21dmw (AT2021bsf) in galaxy WISEA J120604.02+203213.0 at magnitude o = 17.16 +/- 0.06. At a distance of 104 Mpc, the transient was discovere...
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021bkm [ASASSN-21an]
, RA, DEC:02:02:53.957, -04:07:19.31
(30.724821, -4.122032)
Redshift:0.0435
Type:SN Ia
2021blz [ATLAS21djg]
, RA, DEC:04:32:31.252, -32:25:50.37
(68.130215, -32.430658)
Redshift:0.045
Type:TDE
2021bnf [ZTF21aagnvvk]
, RA, DEC:08:33:10.890, +07:35:51.42
(128.295377, 7.597616)
Redshift:0.13
Type:SN Ia-91T-like
2021bnd [ZTF21aagocky]
, RA, DEC:08:34:48.907, -06:27:19.27
(128.703780, -6.455354)
Redshift:0.07
Type:SN Ia
2021bmy [GOTO21Z]
, RA, DEC:09:07:44.873, -13:18:33.84
(136.936970, -13.309401)
Redshift:0.055
Type:SN Ia
2021bnw [ZTF21aagpymw]
, RA, DEC:10:53:52.173, +12:33:29.10
(163.467387, 12.558084)
Redshift:0.098
Type:SLSN-I
2021bnk [Gaia21aoq]
, RA, DEC:12:14:35.220, -07:23:26.12
(183.646750, -7.390589)
Redshift:0.075
Type:SN Ia
2021bjd [Gaia21amu]
, RA, DEC:13:47:49.220, +26:24:00.54
(206.955083, 26.400150)
Redshift:0.068
Type:SN Ia
2021bmr [ATLAS21dki]
, RA, DEC:05:44:46.010, -20:54:17.86
(86.191708, -20.904961)
Redshift:0.08
Type:SN Ia
2021brm [ZTF21aagtwnt]
RA, DEC:17:21:20.374, -16:36:13.18
(260.334891, -16.603660)
Redshift:0.031
Type:SN II
This report includes classifications of 6 Type Ias, 1 Type Ia-91T-like, 1 TDE, 1 SLSN-I and 1 Type II.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021bmt [ATLAS21dkl]
, RA, DEC:06:12:32.850, -21:07:24.06
(93.136875, -21.123350)
Redshift:0.07
Type:SN Ia
2021bmc [ATLAS21djm]
, RA, DEC:08:28:59.713, +12:25:09.77
(127.248805, 12.419382)
Redshift:
Type:Other
2021bma [ATLAS21djh]
, RA, DEC:07:23:42.811, -33:33:55.06
(110.928379, -33.565296)
Redshift:
Type:Other
2021bmx [ATLAS21dkt]
, RA, DEC:10:14:50.250, -38:11:29.90
(153.709375, -38.191639)
Redshift:0.0146
Type:SN Ia
2021ble [Gaia21any]
, RA, DEC:11:39:03.590, -09:24:37.15
(174.764958, -9.410319)
Redshift:0.045
Type:SN Ia
2021aks [ATLAS21cbe]
, RA, DEC:10:58:52.845, -49:57:49.68
(164.720187, -49.963800)
Redshift:0.0092
Type:Galaxy
2021bmf [ATLAS21djt]
RA, DEC:16:33:29.416, -06:22:49.51
(248.372566, -6.380419)
Redshift:0.04
Type:SN Ic-BL
This report includes the classification of 3 Type Ia SNe, 1 Type Ic-BL, and 1 blue transient at an unknown redshift. We also report negative transient detections for two targets.
ATLAS21dkt (AT2021bmx): discovery of a candidate supernova in ESO 317- G 006 (51 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bmx [ATLAS21dkt]
RA, DEC:10:14:50.250, -38:11:29.90
(153.709375, -38.191639)
Redshift:0.0146
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21dkt (AT2021bmx) in galaxy ESO 317- G 006 at magnitude o = 17.17 +/- 0.06. At a distance of 51 Mpc, the transient was discovered on MJD = 5...
ATLAS21dks (AT2021bmw): discovery of a candidate supernova in IC 4325 (68 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bmw [ATLAS21dks]
RA, DEC:13:47:39.708, -29:25:54.64
(206.915449, -29.431844)
Redshift:0.012752
Type:SN II
Here we report the ATLAS discovery of the transient ATLAS21dks (AT2021bmw) in galaxy IC 4325 at magnitude o = 17.93 +/- 0.12. At a distance of 68 Mpc, the transient was discovered on MJD = 59247.54...
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021bjk
, , , RA, DEC:02:01:52.233, -10:27:49.04
(30.467636, -10.463622)
Redshift:0.0157
Type:SN Ib/c
2021bjz
, , , RA, DEC:05:22:14.610, -13:33:45.58
(80.560875, -13.562661)
Redshift:0.0554
Type:SN Ia
2021aks
, RA, DEC:10:58:52.845, -49:57:49.68
(164.720187, -49.963800)
Redshift:0.0092
Type:Galaxy
2021bkw
, RA, DEC:14:21:13.610, +20:42:53.85
(215.306709, 20.714959)
Redshift:0.0182
Type:SN Ia
2021avj
RA, DEC:16:00:54.221, +08:05:21.99
(240.225919, 8.089442)
Redshift:0.0401
Type:SN Ia-pec
This report includes classifications of 4 Type Ia, 1 Type Ia-pec, 1 Type Ibc, 1 Type I, and 1 AGN.
ATLAS21dia (AT2021bls): discovery of a candidate supernova in NGC 6223 (80 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bls [ATLAS21dia]
RA, DEC:16:43:20.729, +61:35:41.52
(250.836372, 61.594867)
Redshift:0.019
Type:SN Ia-91bg-like
Here we report the ATLAS discovery of the transient ATLAS2021dia (AT2021bls) offset by 50 kpc from NGC 6223 at magnitude o = 17.39 +/- 0.05. At a distance of 80 Mpc, the transient was discovered on...
ATLAS21dic (AT2021blu): discovery of a transient in UGC 05829 (8 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021blu [ATLAS21dic]
RA, DEC:10:42:34.336, +34:26:14.55
(160.643067, 34.437374)
Redshift:0.002
Type:LBV
Here we report the ATLAS discovery of the transient ATLAS21dic (AT2021blu) in galaxy UGC 05829 at magnitude m_o = 18.49 +/- 0.18. At a distance of 8 Mpc, the transient was discovered on MJD = 5924...
ATLAS21dib (AT2021blt): discovery of a transient in NGC 4214 (3 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021blt [ATLAS21dib]
RA, DEC:12:15:36.390, +36:20:33.75
(183.901624, 36.342708)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS21dib (AT2021blt) in galaxy NGC 4214 at magnitude m_o = 18.52 +/- 0.12. At a distance of 3 Mpc, the transient was discovered on MJD = 59246...
ATLAS21dhs (AT2021bkx): discovery of a candidate SN in WISEA J033454.41-004720.1 (96 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bkx [ATLAS21dhs]
RA, DEC:03:34:54.416, -00:47:19.92
(53.726734, -0.788866)
Redshift:
Type:
Here we report the ATLAS discovery of the transient ATLAS21dhs (AT2021bkx) in galaxy WISEA J033454.41-004720.1 at magnitude m_o = 18.67 +/- 0.14. At a distance of 96 Mpc, the transient was discove...
ATLAS21dhp (AT2021bkw): discovery of a candidate SN in 2MASX J14211351+2042536 (82 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bkw [ATLAS21dhp]
RA, DEC:14:21:13.610, +20:42:53.85
(215.306709, 20.714959)
Redshift:0.0182
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21dhp (AT2021bkw) in galaxy 2MASX J14211351+2042536 at magnitude m_o = 16.55 +/- 0.05. At a distance of 82 Mpc, the transient was discovere...
Classification of SN 2021bhd (ATLAS21dfr) as a Type Ib/c supernova with Gemini-N / GMOS
Source Group: ATLAS
Related Objects:
2021bhd [ATLAS21dfr]
RA, DEC:13:48:14.757, +68:05:22.92
(207.061488, 68.089699)
Redshift:0.006
Type:SN Ib/c
Here we report the spectroscopic classification of SN 2021bhd (ATLAS21dfr; Shingles et al. Astronote 2021-31) in galaxy UGC 08737. The spectrum shows a good match with several Type Ib/c supernovae....
ATLAS21dgf (AT2021bjk): discovery of a candidate supernova in MCG -02-06-017 (71 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bjk [ATLAS21dgf]
RA, DEC:02:01:52.233, -10:27:49.04
(30.467636, -10.463622)
Redshift:0.0157
Type:SN Ib/c
Here we report the ATLAS discovery of the transient ATLAS21dgf (AT2021bjk) in galaxy MCG -02-06-017 at magnitude m_o = 18.65 +/- 0.13. At a distance of 71 Mpc, the transient was discovered on MJD =...
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021se [ZTF21aabpvvx]
, RA, DEC:03:15:57.530, -14:15:13.41
(48.989707, -14.253724)
Redshift:0.074
Type:Other
2021asu [ZTF21aaezixn]
, RA, DEC:08:36:53.367, -05:55:03.73
(129.222363, -5.917704)
Redshift:0.04
Type:SN Ia
2021apk [ZTF21aaeoxfd]
, RA, DEC:12:18:08.852, -04:25:22.58
(184.536882, -4.422939)
Redshift:0.08
Type:SN Ia
2021ash [ATLAS21cqe]
, RA, DEC:13:19:42.767, -04:31:45.09
(199.928197, -4.529190)
Redshift:0.041
Type:SN Ia
2021apn [ZTF21aaeotxq]
, RA, DEC:13:15:52.004, +15:51:14.75
(198.966683, 15.854098)
Redshift:0.085
Type:SN Ia
2021bjb [ATLAS21dgc]
, RA, DEC:14:03:40.318, -34:11:02.05
(210.917993, -34.183903)
Redshift:0.012
Type:SN Ia
2021bja [ATLAS21dgb]
RA, DEC:13:54:48.282, -15:38:14.46
(208.701175, -15.637349)
Redshift:0.034
Type:SN Ia
This report includes classifications of 6 Type Ia's and an unclassified object.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021vt [ZTF21aacudxe]
, RA, DEC:13:27:07.813, +11:21:08.67
(201.782555, 11.352410)
Redshift:0.087
Type:SN Ia
2021ajg [ATLAS21btl]
, RA, DEC:14:20:22.267, -09:53:26.71
(215.092779, -9.890752)
Redshift:0.073
Type:SN Ia
2021ajq [ATLAS21buh]
RA, DEC:13:31:14.447, -29:11:31.03
(202.810197, -29.191953)
Redshift:
Type:
This report includes classifications of 2 Type Ia's, and 1 inconclusive object.
ATLAS21dgc (AT2021bjb): discovery of a candidate supernova in ABELL S0753:[WFC91] 065 (57 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bjb [ATLAS21dgc]
RA, DEC:14:03:40.318, -34:11:02.05
(210.917993, -34.183903)
Redshift:0.012
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21dgc (AT2021bjb) in galaxy ABELL S0753:[WFC91] 065 at magnitude o = 18.08 +/- 0.19. At a distance of 57 Mpc, the transient was discovered o...
ATLAS21dfz (AT2021biz): discovery of a candidate SN in NGC 4227 (97 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021biz [ATLAS21dfz]
RA, DEC:12:16:34.755, +33:31:35.51
(184.144811, 33.526531)
Redshift:0.021515
Type:SN Ia
Here we report the ATLAS discovery of the transient ATLAS21dfz (AT2021biz) in galaxy NGC 4227 at magnitude m_o = 18.34 +/- 0.16. At a distance of 97 Mpc (redshift independent, from NED), the trans...
ATLAS21dfy (AT2021biy): discovery of a transient in NGC 4631 (4 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021biy [ATLAS21dfy]
RA, DEC:12:42:04.024, +32:32:07.92
(190.516767, 32.535533)
Redshift:0.002021
Type:LRN
Here we report the ATLAS discovery of the transient ATLAS21dfy (AT2021biy) in galaxy NGC 4631 at magnitude m_o = 18.12 +/- 0.14. At a distance of 4 Mpc (redshift independent, from NED), the transi...
A SN2015bn-like Superluminous Supernova with Possible Hydrogen
Source Group: FLEET
Related Objects:
2020adkm [ZTF20acvcpau]
RA, DEC:03:25:00.805, +11:56:22.21
(51.253352, 11.939503)
Redshift:0.226
Type:SLSN-I
Related Notes:
We report on the classification of SN 2020adkm as a SLSN at z = 0.226. In addition, we identify possible broad H-alpha emission and absorption in this event, which otherwise matches the spectral f...
ATLAS21dfr (AT2021bhd): discovery of a candidate SN in UGC 08737 (39 Mpc)
Source Group: ATLAS
Keywords: Supernova
Related Objects:
2021bhd [ATLAS21dfr]
RA, DEC:13:48:14.757, +68:05:22.92
(207.061488, 68.089699)
Redshift:0.006
Type:SN Ib/c
Here we report the ATLAS discovery of the transient ATLAS21dfr (AT2021bhd) in galaxy UGC 08737 at magnitude m_o = 18.51 +/- 0.18. At a distance of 39 Mpc, the transient was discovered on MJD = 592...
REFITT classifications of optical transients using SOAR
Source Group: REFITT
Related Objects:
2020zjk [ZTF20acptgfl]
, RA, DEC:05:22:00.028, -07:11:20.74
(80.500116, -7.189093)
Redshift:0.0368
Type:SN IIP
2020addp [ZTF20acycunv]
, RA, DEC:00:25:44.332, -08:25:12.73
(6.434715, -8.420203)
Redshift:0.033
Type:SN IIP
2020aett [ZTF20adadrdh]
, RA, DEC:07:38:35.138, -06:27:16.98
(114.646407, -6.454716)
Redshift:0.081
Type:SN Ia
2021Y [ZTF21aaaekuh]
, RA, DEC:03:48:24.918, -22:36:06.97
(57.103826, -22.601935)
Redshift:0.113
Type:SN Ia
2021dn [ZTF21aaampui]
, RA, DEC:08:19:09.689, +24:46:56.92
(124.790369, 24.782478)
Redshift:0.0155
Type:SN Ia
2021dx [ZTF21aaaroyw]
RA, DEC:03:19:34.953, +04:45:36.48
(49.895637, 4.760134)
Redshift:0.0436
Type:SN Ib
Here we report the classification of 6 optical transients with 3 SN Ia: SN2020aett, SN2021Y, SN2021dn; 2 SN IIP: SN2020zjk, SN2020addp; and 1 SN Ib: SN2021dx.
ePESSTO+ spectroscopic classification of optical transients
Source Group: ePESSTO+
Related Objects:
2021arg [ZTF21aaevrjl]
, RA, DEC:04:31:18.783, -10:23:46.99
(67.828264, -10.396385)
Redshift:0.031
Type:SN II
2021aya [ATLAS21bsp]
, RA, DEC:05:17:36.090, -38:36:22.05
(79.400377, -38.606126)
Redshift:0.056
Type:SN Ia
2021bfg [PS21tj]
, RA, DEC:10:43:32.943, +18:41:15.84
(160.887264, 18.687733)
Redshift:0.058
Type:SN Iax[02cx-like]
2021akw [ATLAS21cgw]
, RA, DEC:09:18:20.460, -29:53:57.08
(139.585250, -29.899189)
Redshift:0.034
Type:SN Ia
2021bbz [Gaia21alc]
, RA, DEC:11:45:23.600, +20:19:28.06
(176.348333, 20.324461)
Redshift:0.023
Type:SN Ia
2021bbv [Gaia21akw]
, RA, DEC:11:30:20.830, +08:55:34.68
(172.586792, 8.926300)
Redshift:0.07
Type:SN Ibn
2021akl [ZTF21aaetnfe]
, RA, DEC:12:59:41.903, -05:25:28.00
(194.924594, -5.424444)
Redshift:0.04
Type:SN Ia
2021agf [ATLAS21bte]
RA, DEC:13:46:43.755, -27:26:28.39
(206.682312, -27.441220)
Redshift:0.052
Type:SN Ia-91T-like
This report includes classifications of 4 Type Ia's, 1 02cx-like SNIa, 1 91T-like SNIa, 1 SN Ibn, and 1 Type II SN
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Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
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