SN 2020aczg
RA/DEC (2000)
10:01:06.682 +54:47:22.35
150.277840697 +54.7895421526
Type
SN Ia
Redshift
0.025
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2020-12-17 13:46:33.600
TNS AT
Y
Public
Y
Discovery Mag
19.322
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 (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)

Spectra

 SN_2020aczg - 2020-12-20 11:15:22 Lick-3m / KAST (SIRAH)z=
Show H at z=vexp= km/s
Show He at z=vexp= km/s
Show He II 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 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 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)
Spectra
SelectIDObs-date (UT)Tel / InstExp-TimeObserver/sReducer/sGroupSpectrum ascii fileSpectrum fits fileSpec. TypeAssoc. GroupsEnd prop. periodRemarks
83222020-12-20 11:15:22Lick-3m / KASTT. BrinkT. BrinkSIRAH tns_2020aczg_2020-12-20.469_Lick-3m_KAST_SIRAH.flmObjectSIRAH
Light Curves
FilterTel / InstObs-date rangePhotometry
w-PS1PS1_GPC12020-12-23 13:06:14 - 2020-12-23 13:06:141
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1818872020-12-23 13:06:1417.1022ABMagw-PS1PS1_GPC145Robot
cyan-ATLASATLAS1_ACAM12020-12-11 14:09:36 - 2020-12-17 13:46:342
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1800182020-12-17 13:46:3419.3220.1319.8ABMagcyan-ATLASATLAS1_ACAM130Robot
1800172020-12-11 14:09:3619.76ABMagcyan-ATLASATLAS1_ACAM130Robot[Last non detection]
g-ZTFP48_ZTF-Cam2020-12-16 12:50:20 - 2020-12-19 11:52:482
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1802532020-12-19 11:52:4818.43ABMagg-ZTFP48_ZTF-Cam30ZTF
1807572020-12-16 12:50:2020.130.220.57ABMagg-ZTFP48_ZTF-Cam30
r-ZTFP48_ZTF-Cam2020-12-13 12:00:00 - 2020-12-16 09:13:136
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1807562020-12-16 09:13:1320.310.2820.14ABMagr-ZTFP48_ZTF-Cam30
1831422020-12-16 09:13:1320.30540.28299420.1393ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF, classified by Fink
1802522020-12-16 09:12:5820.31ABMagr-ZTFP48_ZTF-Cam30ZTF
1807552020-12-13 12:00:2820.1007ABMagr-ZTFP48_ZTF-Cam30[Last non detection]
1831412020-12-13 12:00:2820.1007ABMagr-ZTFP48_ZTF-Cam30Robot[Last non detection] Data provided by ZTF, classified by Fink
1802512020-12-13 12:00:0020.1ABMagr-ZTFP48_ZTF-Cam30ZTF[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
952772021-01-01 20:14:36FinkJulien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink brokerFinkZTF10:01:06.670+54:47:22.432020-12-16 09:13:12.99620.3054r-ZTFPSNZTF20acxzqypZTFEarly SN candidate classified by Fink using the public ZTF stream. Object data at http://134.158.75.151:24000/ZTF20acxzqyp
942662020-12-28 18:08:45PS1_Bot1K. C. Chambers, T. de Boer, J. Bulger, J. Fairlamb, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, A. Schultz, R. J. Wainscoat, M. Willman (IfA, University of Hawaii), K. W. Smith, D. R. Young, O. McBrien, J. Gillanders, S. Srivastav, M. Fulton, S. J. Smartt, D. O'Neill, P. Clark, S. Sim (Queen's University Belfast), D. E. Wright (University of Minnesota)Pan-STARRS1Pan-STARRS110:01:06.682+54:47:22.352020-12-23 13:06:14.40017.1w-PS1PSNPS20mypPan-STARRS1This transient was discovered with the help of citizen science project Supernova Hunters run by Zooniverse. The candidate was identified by volunteers including Henryk Krawczyk, Amy Loeschner and Elisabeth Baeten
935872020-12-21 11:19:09ZTF_AMPEL_COMPLETEJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTFZTF10:01:06.665+54:47:22.422020-12-16 09:13:13.15220.31r-ZTFPSNZTF20acxzqypZTFSee arXiv:1904.05922 for selection criteria.
933512020-12-19 12:37:45ZTF_Bot1C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaborationZTFZTF10:01:06.662+54:47:22.472020-12-16 09:12:57.60020.31r-ZTFPSNZTF20acxzqypZTF
932232020-12-17 20:31:14ATLAS_Bot1J. 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 (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO)ATLASATLAS10:01:06.684+54:47:22.322020-12-17 13:46:33.60019.322cyan-ATLASPSNATLAS20binbATLAS
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
83102020-12-20 17:56:36saurabhThomas Brink (UC Berkeley), WeiKang Zheng (UC Berkeley), Alexei V. Filippenko (UC Berkeley), Saurabh W. Jha (Rutgers)SIRAHSN Ia0.025SIRAHYoung SN Ia, likely between 10 and 14 days before maximum light. Host redshift z = 0.025 from narrow emission lines. Si II (rest 6355 A) velocity is -13,000 km/s.2020TNSCR3858....1B

Comments

Object coordinates updated according to AT-report 94266 of Group Pan-STARRS1
Previous RA, DEC: 10:01:06.665, +54:47:22.42 (150.27777088333, +54.789560683333)
Updated RA, DEC: 10:01:06.682, +54:47:22.35 (150.277840697, 54.7895421526)

Object coordinates updated according to AT-report 93587 of Group ZTF
Previous RA, DEC: 10:01:06.662, +54:47:22.47 (150.2777577, +54.7895754)
Updated RA, DEC: 10:01:06.665, +54:47:22.42 (150.27777088333, 54.789560683333)

Object coordinates updated according to AT-report 93351 of Group ZTF
Previous RA, DEC: 10:01:06.684, +54:47:22.32 (150.27785, +54.789534)
Updated RA, DEC: 10:01:06.662, +54:47:22.47 (150.2777577, 54.7895754)