RA/DEC (2000)
12:26:32.848 +16:50:50.45
186.636867495 +16.8473458602
Type
SN II
Redshift
0.0445
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2021-04-30 05:08:47.996
TNS AT
Y
Public
Y
Host Name
IC 3340
Host Redshift
0.045231
Discovery Mag
20.3399
Filter
g-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_2021krc - 2021-05-12 00:00:00 Keck1 / LRIS (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_g
 ▌PS1_GPC1_r
   
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
9653 2021-05-12 00:00:00 Keck1 / LRIS M. Siebert, S. Tinyanont M. Siebert UCSC tns_2021krc_2021-05-12_00-00-00_Keck1_LRIS_UCSC.flm Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-ZTF P48_ZTF-Cam 2021-04-21 07:45:33 - 2021-04-30 05:08:48 2459325.8232986 - 2459334.7144444 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
209184 2021-04-30 05:08:48 2459334.7144444 20.3399 0.183845 20.8435 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
209183 2021-04-21 07:45:33 2459325.8232986 20.1205 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
r-P1 PS1_GPC1 2021-04-29 10:13:26 - 2021-04-29 10:13:26 2459333.926 - 2459333.926 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
209937 2021-04-29 10:13:26 2459333.926 20.58 0.16 20.6 ABMag r-P1 PS1_GPC1 27 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
108158 2021-05-03 13:02:25 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 12:26:32.848 +16:50:50.45 2021-04-29 10:13:26.400 20.58 r-P1 PSN PS21dmn Pan-STARRS N
107847 2021-04-30 20:17:16 ALeRCE A. Munoz-Arancibia,F. Forster,F.E. Bauer et al. ALeRCE ZTF 12:26:32.850 +16:50:50.57 2021-04-30 05:08:47.996 20.3399 g-ZTF PSN IC 3340 ZTF21aaxtepe ZTF SN candidate 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/ZTF21aaxtepe 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
9643 2021-05-13 22:55:49 UCSCTr_Bot1 M. R. Siebert, S. Tinyanont, K. Taggart, R. J. Foley (UCSC) UCSC SN II 0.0445 1 Add UCSC The spectrum shows strong H-alpha with weak P-Cygni absorption, for which we measure a velocity of -8,500 km/s. ATel: 14624 2021TNSCR1615....1S
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
9653 2021-05-12 00:00:00 Keck1 / LRIS M. Siebert, S. Tinyanont M. Siebert UCSC tns_2021krc_2021-05-12_00-00-00_Keck1_LRIS_UCSC.flm Object

Comments

TNS
System

Mon, 05/03/2021 - 12:30

Object coordinates updated

Object coordinates updated according to AT-report 108158 of Group Pan-STARRS1
Previous RA, DEC: 12:26:32.850, +16:50:50.57 (186.636877, +16.8473798)
Updated RA, DEC: 12:26:32.848, +16:50:50.45 (186.636867495, 16.8473458602)