RA/DEC (2000)
00:19:45.830 +05:08:18.60
4.94095810088 +5.13850052894
Type
SLSN-I
Redshift
0.454
Discovery ReportClassification Report
Related AstroNotes: 2020-225
Reporting Group
Pan-STARRS
Discovering Data Source
Pan-STARRS
Discovery Date
2020-10-15 08:08:09.600
TNS AT
Y
Public
Y
Discovery Mag
19.8
Filter
w-P1
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)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

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)

Light curves

 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_R
 ▌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
8046 2020-11-06 00:00:00 Magellan-Clay / LDSS-3 Yuri Beletsky Sebastian Gomez FLEET tns_2020xgd_2020-11-06_Magellan-Clay_LDSS-3_FLEET.txt Object
7973 2020-10-23 02:46:57 SOAR / Goodman 800 C. Briceno K. E. Weil, D. Milisaljevic REFITT 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.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
w-P1 PS2_GPC2 2020-11-14 06:30:14 - 2020-11-14 06:30:14 2459167.771 - 2459167.771 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
171506 2020-11-14 06:30:14 2459167.771 20.18 0.17 22 ABMag w-P1 PS2_GPC2 45 Robot
R-PTF P48_ZTF-Cam 2020-09-18 08:40:48 - 2020-09-20 09:39:18 2459110.8616667 - 2459112.9022917 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
170111 2020-09-20 09:39:18 2459112.9022917 21.0115 0.315552 20.6885 ABMag R-PTF P48_ZTF-Cam 30
170110 2020-09-18 08:40:48 2459110.8616667 20.0801 ABMag R-PTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2020-10-18 10:29:17 - 2020-10-18 10:29:17 2459140.937 - 2459140.937 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
166857 2020-10-18 10:29:17 2459140.937 19.7 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2020-10-20 09:48:58 - 2020-10-20 09:48:58 2459142.909 - 2459142.909 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
166858 2020-10-20 09:48:58 2459142.909 19.198 0.178 19.69 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
w-P1 PS1_GPC1 2020-10-15 08:08:10 - 2020-10-15 08:08:10 2459137.839 - 2459137.839 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
165895 2020-10-15 08:08:10 2459137.839 19.8 0.02 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
89277 2020-11-15 18:10:06 PS2_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 00:19:45.830 +05:08:18.60 2020-11-14 06:30:14.400 20.18 w-P1 PSN PS20jxq Pan-STARRS N
88679 2020-11-10 16:33:10 REFITT_BOT K. E. Weil, D. Milisavljevic on behalf of REFITT REFITT ZTF 00:19:45.832 +05:08:18.49 2020-09-20 09:39:17.856 21.0115 R-PTF PSN ZTF20aceqspy REFITT, ZTF Data were provided by the Zwicky Transient Facility (https://www.ztf.caltech.edu) and processed through the ANTARES (https://antares.noirlab.edu) broker. N
86945 2020-10-21 13:41:50 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 00:19:45.834 +05:08:19.18 2020-10-20 09:48:57.600 19.198 cyan-ATLAS PSN ATLAS20beed ATLAS N
86433 2020-10-18 11:35:44 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 00:19:45.833 +05:08:18.64 2020-10-15 08:08:09.600 19.8 w-P1 PSN PS20jxq Pan-STARRS 2020TNSTR3164....1C N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
8034 2020-11-19 15:42:20 Sebastian Gomez Sebastian Gomez, Griffin Hosseinzadeh, Edo Berger (Harvard CfA) Peter Blanchard (Northwestern) FLEET SLSN-I 0.454 1 FLEET We 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) = 0.71 2020TNSCR3506....1G
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
8046 2020-11-06 00:00:00 Magellan-Clay / LDSS-3 Yuri Beletsky Sebastian Gomez FLEET tns_2020xgd_2020-11-06_Magellan-Clay_LDSS-3_FLEET.txt Object
7961 2020-11-10 16:44:20 REFITT_BOT K. E. Weil, D. Milisavljevic on behalf of REFITT REFITT SLSN-I 0.46 1 REFITT Manual inspection. Best match with SN 2010gx (-4 days) published in Pastorello et al. (2010, ApJ, 724, L16) 2020TNSCR3413....1W
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
7973 2020-10-23 02:46:57 SOAR / Goodman 800 C. Briceno K. E. Weil, D. Milisaljevic REFITT 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.fits Object

Comments

TNS
System

Sun, 11/15/2020 - 17:30

Object coordinates updated

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)