SN 2019tgm
RA/DEC (2000)
22:18:10.970 +45:43:10.13
334.545708 +45.719481
Type
SN Ia
Redshift
0.019107
Related AstroNotes: 2019-112
Source Group
ATLAS
Discovery Date
2019-10-24 04:49:26
TNS AT
Y
Public
Y
Discovery Mag
18.993
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_2019tgm - 2019-11-10 20:23:00 Other / Other (None)z=
 SN_2019tgm - 2019-10-26 21:04:00 Other / Other (None)z=
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Show Tellurics 
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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
55162019-11-10 20:23:00Other / Other4200Claudio BalconClaudio BalconNone tns_2019tgm_2019-11-10_20-23-00_Other_Other.dat tns_2019tgm_2019-11-10_20-23-00_Other_Other.fitObjectI obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.
53852019-10-26 21:04:00Other / Other10200Claudio BalconClaudio BalconNone tns_2019tgm_2019-10-26_21-04-00_Other_Other.dat tns_2019tgm_2019-10-26_21-04-00_Other_Other.fitObjectI obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.
Light Curves
FilterTel / InstObs-date rangePhotometry
cyan-ATLASATLAS1_ACAM12019-10-24 04:49:26 - 2019-10-24 04:49:261
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
979272019-10-24 04:49:2618.9930.15919.34ABMagcyan-ATLASATLAS1_ACAM130Robot
orange-ATLASATLAS1_ACAM12019-10-22 09:00:00 - 2019-10-22 09:00:001
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
979262019-10-22 09:00:0019.47ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
G-GaiaGaia_Gaia-photometric2019-10-10 13:32:09 - 2019-10-31 08:00:572
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
991582019-10-31 08:00:5716.460.2ABMagG-GaiaGaia_Gaia-photometric60Robot
991572019-10-10 13:32:0921.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
513132019-11-01 13:10:44Gaia_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 teamGaiaAlerts22:18:10.970+45:43:10.132019-10-31 08:00:5716.46G-GaiaPSNGaia19ewcGaiaAlertsconfirmed SN Ia
506802019-10-24 14:30:43ATLAS_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)ATLAS22:18:10.951+45:43:09.692019-10-24 04:49:2618.993cyan-ATLASPSNATLAS19ysjATLAS
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
55072019-11-11 20:15:19balclaClaudio BalconNoneSN Ia0.019107Using GELATO (Harutyunyan et al., 2008, A&A, 488, 383) I find good fits to several Type Ia supernovae at the redshift of the host galaxy (z=0.019107; value from NED).
53762019-10-28 05:32:30balclaClaudio BalconNoneSN Ia0.019107Noisy spectrum is consistent with those of young SN type Ia.

Comments

Object coordinates updated according to AT-report 51313 of Group GaiaAlerts
Previous RA, DEC: 22:18:10.951, +45:43:09.69 (334.5456295, +45.7193595)
Updated RA, DEC: 22:18:10.970, +45:43:10.13 (334.545708, 45.719481)