SN 2020xgd
RA/DEC (2000)
00:19:45.830 +05:08:18.60
4.94095810088 +5.13850052894
Type
SLSN-I
Redshift
0.454
Related AstroNotes: 2020-225
Reporting Group
Pan-STARRS1
Discovering Data Source
Pan-STARRS1
Discovery Date
2020-10-15 08:08:09.600
TNS AT
Y
Public
Y
Discovery Mag
19.8
Filter
w-PS1
Reporter/s
K. 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)

Spectra

 SN_2020xgd - 2020-11-06 00:00:00 Magellan-Clay / LDSS-3 (FLEET)z=
 SN_2020xgd - 2020-10-23 02:46:57 SOAR / Goodman (REFITT)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)
Spectra
SelectIDObs-date (UT)Tel / InstExp-TimeObserver/sReducer/sGroupSpectrum ascii fileSpectrum fits fileSpec. TypeAssoc. GroupsEnd prop. periodRemarks
80462020-11-06 00:00:00Magellan-Clay / LDSS-3Yuri BeletskySebastian GomezFLEET tns_2020xgd_2020-11-06_Magellan-Clay_LDSS-3_FLEET.txtObjectFLEET
79732020-10-23 02:46:57SOAR / Goodman800C. BricenoK. E. Weil, D. MilisaljevicREFITT tns_2020xgd_2020-10-23_02-46-57.35_SOAR_Goodman_REFITT.dat tns_2020xgd_2020-10-23_02-46-57.35_SOAR_Goodman_REFITT.fitsObjectREFITT
Light Curves
FilterTel / InstObs-date rangePhotometry
w-PS1PS1_GPC12020-10-15 08:08:10 - 2020-11-14 06:30:142
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1715062020-11-14 06:30:1420.180.1722ABMagw-PS1PS1_GPC145Robot
1658952020-10-15 08:08:1019.80.0222ABMagw-PS1PS1_GPC145Robot
cyan-ATLASATLAS1_ACAM12020-10-20 09:48:58 - 2020-10-20 09:48:581
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1668582020-10-20 09:48:5819.1980.17819.69ABMagcyan-ATLASATLAS1_ACAM130Robot
orange-ATLASATLAS1_ACAM12020-10-18 10:29:17 - 2020-10-18 10:29:171
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1668572020-10-18 10:29:1719.7ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
R-PTFP48_ZTF-Cam2020-09-18 08:40:48 - 2020-09-20 09:39:182
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1701112020-09-20 09:39:1821.01150.31555220.6885ABMagR-PTFP48_ZTF-Cam30
1701102020-09-18 08:40:4820.0801ABMagR-PTFP48_ZTF-Cam[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
892772020-11-15 18:10:06PS2_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-STARRS100:19:45.830+05:08:18.602020-11-14 06:30:14.40020.18w-PS1PSNPS20jxqPan-STARRS1
886792020-11-10 16:33:10REFITT_BOTK. E. Weil, D. Milisavljevic on behalf of REFITTREFITTZTF00:19:45.832+05:08:18.492020-09-20 09:39:17.85621.0115R-PTFPSNZTF20aceqspyREFITT, ZTFData were provided by the Zwicky Transient Facility (https://www.ztf.caltech.edu) and processed through the ANTARES (https://antares.noirlab.edu) broker.
869452020-10-21 13:41:50ATLAS_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, D. O'Neill, P. Clark, M. Fulton, J. Gillanders, M. Dobson (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota), J. Anderson (ESO), A. Townsend (University of Manchester)ATLASATLAS00:19:45.834+05:08:19.182020-10-20 09:48:57.60019.198cyan-ATLASPSNATLAS20beedATLAS
864332020-10-18 11:35:44PS1_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-STARRS100:19:45.833+05:08:18.642020-10-15 08:08:09.60019.8w-PS1PSNPS20jxqPan-STARRS1
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
80342020-11-19 15:42:20sgomezSebastian Gomez, Griffin Hosseinzadeh, Edo Berger (Harvard CfA) Peter Blanchard (Northwestern)FLEETSLSN-I0.454FLEETWe agree with the classification from Weil et al. (TNSCR3413) and refine the redshift to z = 0.454 from the detection of host Mg absorption lines. AT2020xgd was selected as a superluminous supernova candidate using FLEET (https://ui.adsabs.harvard.edu/abs/2020arXiv200901853G) with a probability P(SLSN-I) = 0.712020TNSCR3506....1G
79612020-11-10 16:44:20REFITT_BOTK. E. Weil, D. Milisavljevic on behalf of REFITTREFITTSLSN-I0.46REFITTManual inspection. Best match with SN 2010gx (-4 days) published in Pastorello et al. (2010, ApJ, 724, L16)2020TNSCR3413....1W

Comments

Object coordinates updated according to AT-report 89277 of Group Pan-STARRS1
Previous RA, DEC: 00:19:45.833, +05:08:18.64 (4.94097081398, +5.13851193439)
Updated RA, DEC: 00:19:45.830, +05:08:18.60 (4.94095810088, 5.13850052894)