RA/DEC (2000)
10:27:41.690 +72:49:36.98
156.923708 +72.826939
Type
SN Ib
Redshift
0.022
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2021-04-02 06:08:53.002
TNS AT
Y
Public
Y
Host Name
WISEA J102742.30+724938.2
Discovery Mag
19.4524
Filter
r-ZTF
Reporter/s
F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, A. Mourao, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2021hrj - 2021-04-20 08:22:16 P60 / SEDM (ZTF)z=
 ▌SN_2021hrj - 2021-04-19 00:00:00 Lick-3m / KAST (UCSC)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
▌Show C III at z=vexp= km/s
▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
▌Show N III at z=vexp= km/s
▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] at z=vexp= km/s
▌Show O II at z=vexp= km/s
▌Show [O II] at z=vexp= km/s
▌Show [O III] at z=vexp= km/s
▌Show O V at z=vexp= km/s
▌Show O VI at z=vexp= km/s
▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
▌Show Mg II at z=vexp= km/s
▌Show Si II at z=vexp= km/s
▌Show S II at z=vexp= km/s
▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
▌Show Fe III at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌Gaia_Gaia-photometric_G
 ▌ATLAS-MLO_ATLAS-01_cyan
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌PS1_GPC1_i
 ▌PS1_GPC1_y
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
 ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
9472 2021-04-20 08:22:16 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2021hrj_2021-04-20_08-22-16.161090_P60_SEDM_ZTF.ascii Object
9474 2021-04-19 00:00:00 Lick-3m / KAST S. Tinyanont S. Tinyanont UCSC tns_2021hrj_2021-04-19_00-00-00_Lick-3m_KAST_UCSC.txt Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2021-04-02 06:08:53 - 2021-04-02 06:10:14 2459306.756169 - 2459306.7571065 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
202254 2021-04-02 06:10:14 2459306.7571065 19.5557 0.125488 20.3388 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
202253 2021-04-02 06:08:53 2459306.756169 19.4524 0.163713 20.1677 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2021-03-31 05:24:06 - 2021-03-31 05:24:06 2459304.7250694 - 2459304.7250694 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
202252 2021-03-31 05:24:06 2459304.7250694 19.4862 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
G-Gaia Gaia_Gaia-photometric 2021-04-23 06:47:31 - 2021-04-23 08:32:38 2459327.783 - 2459327.856 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
216376 2021-04-23 08:32:38 2459327.856 18.08 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
216375 2021-04-23 06:47:31 2459327.783 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
cyan-ATLAS ATLAS-MLO_ATLAS-01 2021-04-06 07:46:34 - 2021-04-06 07:46:34 2459310.824 - 2459310.824 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
203889 2021-04-06 07:46:34 2459310.824 19.373 0.196 19.73 ABMag cyan-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2021-04-04 12:11:31 - 2021-04-04 12:11:31 2459309.008 - 2459309.008 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
203888 2021-04-04 12:11:31 2459309.008 17.74 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
i-P1 PS1_GPC1 2021-04-02 11:28:19 - 2021-04-02 11:28:19 2459306.978 - 2459306.978 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
205630 2021-04-02 11:28:19 2459306.978 19.35 0.06 20.7 ABMag i-P1 PS1_GPC1 45 Robot
y-P1 PS1_GPC1 2021-04-09 08:49:55 - 2021-04-09 08:49:55 2459313.868 - 2459313.868 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
205328 2021-04-09 08:49:55 2459313.868 18.57 0.1 18.3 ABMag y-P1 PS1_GPC1 20 Robot
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
111194 2021-05-29 09:33:34 Gaia_Bot1 S.T. Hodgkin, E. Breedt, A. Delgado et al. GaiaAlerts GaiaAlerts 10:27:41.690 +72:49:36.98 2021-04-23 08:32:38.400 18.08 G-Gaia PSN Gaia21cok GaiaAlerts confirmed SN Ib N
106174 2021-04-11 00:34:17 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 10:27:41.689 +72:49:36.96 2021-04-02 11:28:19.200 19.35 i-P1 PSN PS21dab Pan-STARRS This transient was discovered with the help of citizen science project Supernova Hunters run by Zooniverse. The candidate was identified by volunteers including Celso Pessanha Machado, Akihiro Akai and Georgios Lekkas N
106044 2021-04-10 16:01:29 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 10:27:41.686 +72:49:36.94 2021-04-09 08:49:55.200 18.57 y-P1 PSN PS21dab Pan-STARRS N
105459 2021-04-06 11:25:47 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 10:27:41.658 +72:49:36.83 2021-04-06 07:46:33.600 19.373 cyan-ATLAS PSN ATLAS21kho ATLAS N
104813 2021-04-02 20:36:34 ALeRCE F. Forster, F.E. Bauer, G. Pignata et al. ALeRCE ZTF 10:27:41.689 +72:49:37.05 2021-04-02 06:08:53.002 19.4524 r-ZTF PSN WISEA J102742.30+724938.2 ZTF21aarnjyd ZTF Early SN candidate (r-rise > 0.33+-0.08 mag/day) classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21aarnjyd 2021TNSTR.991....1F N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
9464 2021-04-21 00:02:26 UCSCTr_Bot1 S. Tinyanont, K. Taggart, C. Rojas-Bravo, R. J. Foley (UCSC) UCSC SN Ib 0.022 1 UCSC We measure a He 5876A velocity of -10,000 km/s. ATel: 14562 2021TNSCR1309....1T
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
9474 2021-04-19 00:00:00 Lick-3m / KAST S. Tinyanont S. Tinyanont UCSC tns_2021hrj_2021-04-19_00-00-00_Lick-3m_KAST_UCSC.txt Object
9462 2021-04-20 23:05:41 ZTF_Bot1 A. Dahiwale, C. Fremling(Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ib 0.022 1 ZTF 2021TNSCR1296....1D
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
9472 2021-04-20 08:22:16 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2021hrj_2021-04-20_08-22-16.161090_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sat, 05/29/2021 - 09:30

Object coordinates updated

Object coordinates updated according to AT-report 111194 of Group GaiaAlerts
Previous RA, DEC: 10:27:41.689, +72:49:36.96 (156.923706123, +72.8269334637)
Updated RA, DEC: 10:27:41.690, +72:49:36.98 (156.923708, 72.826939)

TNS
System

Sun, 04/11/2021 - 00:30

Object coordinates updated

Object coordinates updated according to AT-report 106174 of Group Pan-STARRS1
Previous RA, DEC: 10:27:41.686, +72:49:36.94 (156.923692505, +72.8269279647)
Updated RA, DEC: 10:27:41.689, +72:49:36.96 (156.923706123, 72.8269334637)

TNS
System

Sat, 04/10/2021 - 15:30

Object coordinates updated

Object coordinates updated according to AT-report 106044 of Group Pan-STARRS1
Previous RA, DEC: 10:27:41.689, +72:49:37.05 (156.92370595, +72.82695939999999)
Updated RA, DEC: 10:27:41.686, +72:49:36.94 (156.923692505, 72.8269279647)