RA/DEC (2000)
11:04:58.167 +30:01:46.87
166.242361519 +30.0296866345
Type
SN II
Redshift
0.028551
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2021-04-30 06:14:38.999
TNS AT
Y
Public
Y
Host Name
ARP 021
Host Redshift
0.028945
Discovery Mag
19.3106
Filter
r-ZTF
Reporter/s
A. Munoz-Arancibia, F. Forster, F.E. Bauer, G. Pignata, 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_2021kqj - 2021-05-17 07:16:47 UH88 / SNIFS (SCAT)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
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌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
9692 2021-05-17 07:16:47 UH88 / SNIFS 3000 M E Huber SCAT tns_2021kqj_2021-05-17_07-16-47_UH88_SNIFS_SCAT.dat Object Spectrum matches II type SN around two weeks after maximum light. Classification and age from template cross-correlation with SNID (Blondin and Tonry 2007), redshift from NED.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2021-04-24 05:36:28 - 2021-04-30 06:14:39 2459328.7336574 - 2459334.7601736 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
209136 2021-04-30 06:14:39 2459334.7601736 19.3106 0.105069 20.2243 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
209135 2021-04-24 05:36:28 2459328.7336574 19.5453 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
orange-ATLAS ATLAS-MLO_ATLAS-01 2021-04-29 09:48:58 - 2021-04-29 09:48:58 2459333.909 - 2459333.909 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
209380 2021-04-29 09:48:58 2459333.909 19.24 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2021-05-01 07:09:07 - 2021-05-01 07:09:07 2459335.798 - 2459335.798 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
209381 2021-05-01 07:09:07 2459335.798 19.185 0.166 19.64 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
y-P1 PS1_GPC1 2021-05-15 05:42:43 - 2021-05-15 05:42:43 2459349.738 - 2459349.738 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
214083 2021-05-15 05:42:43 2459349.738 18.57 0.06 18.3 ABMag y-P1 PS1_GPC1 120 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
109857 2021-05-16 22:03:38 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 11:04:58.167 +30:01:46.87 2021-05-15 05:42:43.200 18.57 y-P1 PSN PS21dvp Pan-STARRS N
107934 2021-05-01 11:28:07 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 11:04:58.205 +30:01:47.13 2021-05-01 07:09:07.200 19.185 orange-ATLAS PSN ATLAS21nqk ATLAS N
107826 2021-04-30 20:17:16 ALeRCE A. Munoz-Arancibia, F. Forster, F.E. Bauer et al. ALeRCE ZTF 11:04:58.170 +30:01:46.87 2021-04-30 06:14:38.999 19.3106 r-ZTF PSN ARP 021 ZTF21aaxtzzj ZTF Early SN candidate (r-rise > 0.09+-0.01 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/ZTF21aaxtzzj 2021TNSTR1392....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
9682 2021-05-18 07:29:53 Mark Huber M E Huber (IfA, UH Manoa) on behalf of the SCAT team SCAT SN II 0.028551 1 SCAT Spectrum matches II type SN around two weeks after maximum light. Classification and age from template cross-correlation with SNID (Blondin and Tonry 2007), redshift from NED. 2021TNSCR1695....1H
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
9692 2021-05-17 07:16:47 UH88 / SNIFS 3000 M E Huber SCAT tns_2021kqj_2021-05-17_07-16-47_UH88_SNIFS_SCAT.dat Object Spectrum matches II type SN around two weeks after maximum light. Classification and age from template cross-correlation with SNID (Blondin and Tonry 2007), redshift from NED.

Comments

TNS
System

Sun, 05/16/2021 - 21:30

Object coordinates updated

Object coordinates updated according to AT-report 109857 of Group Pan-STARRS1
Previous RA, DEC: 11:04:58.170, +30:01:46.87 (166.242375, +30.0296864)
Updated RA, DEC: 11:04:58.167, +30:01:46.87 (166.242361519, 30.0296866345)