RA/DEC (2000)
17:09:52.740 +41:13:19.67
257.46975 +41.222131
Type
SN Ic
Redshift
0.02508
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2021-07-13 08:34:04.800
TNS AT
Y
Public
Y
Discovery Mag
19.695
Filter
cyan-ATLAS
Reporter/s
J. Tonry, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, M. Fulton, J. Gillanders, C. Webb (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2021tgf - 2021-08-04 00:00:00 P200 / DBSP (ZTF)z=
 ▌SN_2021tgf - 2021-08-04 00:00:00 P200 / DBSP (ZTF)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_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌PS1_GPC1_w
   
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
10960 2021-08-04 00:00:00 P200 / DBSP Yashvi Sharma Tawny Sit ZTF tns_2021tgf_2021-08-04_00-00-00_P200_DBSP_ZTF_0.ascii Object
10369 2021-08-04 00:00:00 P200 / DBSP Ulf-Christoffer Fremling Tawny Sit ZTF tns_2021tgf_2021-08-04_00-00-00_P200_DBSP_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2021-07-11 06:10:06 - 2021-07-13 05:49:56 2459406.7570139 - 2459408.7430093 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
228463 2021-07-13 05:49:56 2459408.7430093 19.7419 0.170776 20.35 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
228462 2021-07-11 06:10:06 2459406.7570139 20.2114 0.232817 20.5095 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2021-07-10 07:13:41 - 2021-07-13 08:17:55 2459405.801169 - 2459408.8457755 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
228464 2021-07-13 08:17:55 2459408.8457755 19.6892 0.170006 20.3615 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
228461 2021-07-11 05:22:09 2459406.7237153 20.2053 0.266338 20.5289 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
228460 2021-07-10 07:13:41 2459405.801169 20.6993 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
G-Gaia Gaia_Gaia-photometric 2021-07-05 00:04:19 - 2021-07-26 06:02:53 2459400.503 - 2459421.752 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
230486 2021-07-26 06:02:53 2459421.752 18.75 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
230485 2021-07-05 00:04:19 2459400.503 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2021-07-11 09:33:07 - 2021-07-11 09:33:07 2459406.898 - 2459406.898 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
228373 2021-07-11 09:33:07 2459406.898 19.87 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2021-07-13 08:34:05 - 2021-07-13 08:34:05 2459408.857 - 2459408.857 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
228374 2021-07-13 08:34:05 2459408.857 19.695 0.198 19.83 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
w-P1 PS1_GPC1 2021-07-17 07:50:53 - 2021-07-17 07:50:53 2459412.827 - 2459412.827 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
230239 2021-07-17 07:50:53 2459412.827 19.96 0.16 22 ABMag w-P1 PS1_GPC1 45 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
118353 2021-07-27 07:54:06 Gaia_Bot1 S.T. Hodgkin, E. Breedt, A. Delgado et al. GaiaAlerts GaiaAlerts 17:09:52.740 +41:13:19.67 2021-07-26 06:02:52.800 18.75 G-Gaia PSN Gaia21dme GaiaAlerts candidate SN near galaxy MCG +07-35-036 N
118176 2021-07-24 14:28:55 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 17:09:52.733 +41:13:19.59 2021-07-17 07:50:52.800 19.96 w-P1 PSN PS21idp 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 Henryk Krawczyk, Valmir Martins de Morais and Rosemary Billington N
117383 2021-07-13 21:07:53 ALeRCE A. Munoz-Arancibia, F. Forster, F.E. Bauer et al. ALeRCE ZTF 17:09:52.743 +41:13:19.77 2021-07-11 05:22:09.002 20.2053 g-ZTF PSN MCG +07-35-036 ZTF21abklcjq ALeRCE Early SN candidate (g-rise > 0.54+-0.29 mag/day, r-rise > 0.19+-0.12 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/ZTF21abklcjq N
117350 2021-07-13 13:42:33 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 17:09:52.695 +41:13:19.94 2021-07-13 08:34:04.800 19.695 cyan-ATLAS PSN ATLAS21bblw ATLAS 2021TNSTR2424....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
10906 2021-09-21 23:37:05 ZTF_Bot1 M. Chu, A. Dahiwale, C. Fremling(Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ic 0.02508 1 ZTF 2021TNSCR3263....1C
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
10960 2021-08-04 00:00:00 P200 / DBSP Yashvi Sharma Tawny Sit ZTF tns_2021tgf_2021-08-04_00-00-00_P200_DBSP_ZTF_0.ascii Object
10353 2021-08-06 22:16:24 ZTF_Bot1 M. Chu, A. Dahiwale, C. Fremling(Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.02508 1 ZTF 2021TNSCR2712....1C
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
10369 2021-08-04 00:00:00 P200 / DBSP Ulf-Christoffer Fremling Tawny Sit ZTF tns_2021tgf_2021-08-04_00-00-00_P200_DBSP_ZTF.ascii Object

Comments

TNS
System

Tue, 07/27/2021 - 07:30

Object coordinates updated

Object coordinates updated according to AT-report 118353 of Group GaiaAlerts
Previous RA, DEC: 17:09:52.733, +41:13:19.59 (257.469719718, +41.2221091969)
Updated RA, DEC: 17:09:52.740, +41:13:19.67 (257.46975, 41.222131)

TNS
System

Sat, 07/24/2021 - 13:30

Object coordinates updated

Object coordinates updated according to AT-report 118176 of Group Pan-STARRS1
Previous RA, DEC: 17:09:52.743, +41:13:19.77 (257.469760825, +41.22215745)
Updated RA, DEC: 17:09:52.733, +41:13:19.59 (257.469719718, 41.2221091969)

TNS
System

Tue, 07/13/2021 - 20:30

Object coordinates updated

Object coordinates updated according to AT-report 117383 of Group ZTF
Previous RA, DEC: 17:09:52.695, +41:13:19.94 (257.4695625, +41.222205)
Updated RA, DEC: 17:09:52.743, +41:13:19.77 (257.469760825, 41.22215745)