SN 2019szu
RA/DEC (2000)
00:10:13.140 -19:41:32.46
2.55475 -19.69235
Type
SLSN-I
Redshift
0.213
Source Group
ATLAS
Discovery Date
2019-10-21 08:47:02
TNS AT
Y
Public
Y
Discovery Mag
19.364
Filter
cyan-ATLAS
Discoverer/s
J. 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)

Spectra

 SN_2019szu - 2019-11-02 07:00:00 LT / SPRAT (ZTF)z=
 SN_2019szu - 2019-11-02 00:00:00 LT / SPRAT (C-SNAILS)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
55052019-11-02 07:00:00LT / SPRATLTRobotNichollZTF tns_2019szu_2019-11-02_07-00-00_LT_SPRAT_ZTF.asciiObjectZTF
54452019-11-02 00:00:00LT / SPRATM. NichollC-SNAILS tns_2019szu_2019-11-02_LT_SPRAT_C-SNAILS.txtObjectC-SNAILS
Light Curves
FilterTel / InstObs-date rangePhotometry
cyan-ATLASATLAS1_ACAM12019-10-21 08:47:02 - 2019-10-21 08:47:021
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
957452019-10-21 08:47:0219.3640.1519.57ABMagcyan-ATLASATLAS1_ACAM130Robot
orange-ATLASATLAS1_ACAM12019-10-19 09:34:33 - 2019-10-19 09:34:331
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
957442019-10-19 09:34:3317.7ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
G-GaiaGaia_Gaia-photometric2019-07-28 22:17:45 - 2019-11-02 05:08:092
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1024812019-11-02 05:08:0919.180.2ABMagG-GaiaGaia_Gaia-photometric60Robot
1024802019-07-28 22:17:4521.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
g-ZTFP48_ZTF-Cam2019-10-19 04:27:12 - 2019-10-19 04:27:121
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
994952019-10-19 04:27:1219.670.1820.05ABMagg-ZTFP48_ZTF-Cam30
r-ZTFP48_ZTF-Cam2019-10-08 09:36:18 - 2019-10-19 04:37:392
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
994962019-10-19 04:37:3919.690.1920.09ABMagr-ZTFP48_ZTF-Cam30
994942019-10-08 09:36:1819.5974ABMagr-ZTFP48_ZTF-Cam30[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
527322019-11-15 12:57:05Gaia_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 teamGaiaAlerts00:10:13.140-19:41:32.462019-11-02 05:08:0919.18G-GaiaPSNGaia19fcbGaiaAlertsblue transient on very faint PanSTARRS source
514742019-11-02 17:31:58ZTF_AMPEL_COMPLETEJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTF00:10:13.146-19:41:32.362019-10-19 04:27:1219.67g-ZTFPSNZTF19acfwynwZTFSee arXiv:1904.05922 for selection criteria.
498562019-10-21 16:24:18ATLAS_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)ATLAS00:10:13.183-19:41:32.152019-10-21 08:47:0219.364cyan-ATLASPSNATLAS19yndATLAS
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
54962019-11-11 17:15:48ZTF_Bot1A. Dahiwale, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)ZTFSLSN-I0.213ZTF
54362019-11-04 19:33:07mnichollMatt Nicholl (Birmingham), Phil Short, Andy Lawrence, Nic Ross (Edinburgh), Stephen Smartt (QUB), Sam Oates (Warwick)C-SNAILSSLSN-I0.213C-SNAILSBlue relatively featureless spectrum, [O III] doublet from host gives z=0.213 and hence absolute mag = -21 from ZTF light curve (with slow rise similar to other SLSNe I). Spectrum does not cover Halpha so in principle could also be an SLSN II. Dwarf host galaxy also consistent with SLSN (I).

Comments

Object coordinates updated according to AT-report 52732 of Group GaiaAlerts
Previous RA, DEC: 00:10:13.146, -19:41:32.36 (2.5547755, -19.692320866667)
Updated RA, DEC: 00:10:13.140, -19:41:32.46 (2.55475, -19.69235)

Object coordinates updated according to AT-report 51474 of Group ZTF
Previous RA, DEC: 00:10:13.183, -19:41:32.15 (2.55492833333, -19.6922633333)
Updated RA, DEC: 00:10:13.146, -19:41:32.36 (2.5547755, -19.692320866667)