SN 2020ad
RA/DEC (2000)
13:57:56.810 -29:17:07.40
209.486708 -29.285389
Type
SN II
Redshift
0.0089
Reporting Group
None
Discovering Data Source
None
Discovery Date
2020-01-01 20:33:54.000
TNS AT
Y
Public
Y
Host Name
IC 4351
Discovery Mag
16.9
Filter
Clear-
Reporter/s
Koichi Itagaki

Spectra

 SN_2020ad - 2020-01-03 06:43:12 LT / SPRAT (None)z=
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   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
58452020-01-03 06:43:12LT / SPRAT400LTNone tns_2020ad_2020-01-03.28_LT_SPRAT.txtObject
Light Curves
FilterTel / InstObs-date rangePhotometry
Clear-Other_Other2020-01-01 20:33:54 - 2020-01-01 20:33:541
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1107532020-01-01 20:33:5416.9VegaMagClear-Other_Other0.35-m f/11
orange-ATLASATLAS1_ACAM12019-12-22 15:14:24 - 2020-01-03 15:27:212
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1110782020-01-03 15:27:2117.6070.03519.44ABMagorange-ATLASATLAS1_ACAM130Robot
1110772019-12-22 15:14:2414.58ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
G-GaiaGaia_Gaia-photometric2019-08-14 03:07:12 - 2019-12-22 00:46:042
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1132402019-12-22 00:46:0417.130.2ABMagG-GaiaGaia_Gaia-photometric60Robot
1132392019-08-14 03:07:1221.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
586032020-01-12 16:59:12Gaia_Bot1S.T. Hodgkin, E. Breedt, A. Delgado, D.L. Harrison, M. van Leeuwen, G. Rixon, T. Wevers, A. Yoldas (IoA Cambridge), N. Ihanec, K. Kruszyńska, K.A. Rybicki, Ł. Wyrzykowski (Warsaw University Astronomical Observatory), Z. Kostrzewa-Rutkowska (Leiden Observatory), D. Eappachen (SRON/RU), G. Marton (Konkoly Observatory), on behalf of the Gaia Alerts teamGaiaAlertsGaiaAlerts13:57:56.810-29:17:07.402019-12-22 00:46:04.00017.13G-GaiaPSNGaia20afiGaiaAlertsconfirmed SN II
576352020-01-03 20:03:36ATLAS_Bot1J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (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)ATLASATLAS13:57:56.799-29:17:07.332020-01-03 15:27:21.00017.607orange-ATLASPSNATLAS20appATLAS
574672020-01-01 21:26:24K.ItagakiKoichi Itagaki13:57:56.820-29:17:07.702020-01-01 20:33:54.00016.9Clear-PSN
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
58372020-01-03 11:43:00scwS. C. Williams (Turku), P. A. Mazzali (LJMU), I. M. Hook (Lancaster), J. Nordin (Humboldt Berlin)NoneSN II0.0089Spectrum taken with LT/SPRAT on 2020 Jan 3.28 UT. Matching with supernova templates using GELATO (Harutyunyan et al. 2008) shows that 2020ad is a Type II supernova several weeks after explosion.2020TNSCR..36....1W

Comments

Object coordinates updated according to AT-report 58603 of Group GaiaAlerts
Previous RA, DEC: 13:57:56.799, -29:17:07.33 (209.486664444, -29.2853688889)
Updated RA, DEC: 13:57:56.810, -29:17:07.40 (209.486708, -29.285389)

Object coordinates updated according to AT-report 57635 of Group ATLAS
Previous RA, DEC: 13:57:56.820, -29:17:07.70 (209.48675, -29.285472)
Updated RA, DEC: 13:57:56.799, -29:17:07.33 (209.486664444, -29.2853688889)

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