SN 2021hep
RA/DEC (2000)
07:11:16.540 +04:58:48.32
107.818917 +4.980089
Type
SN Ia
Redshift
0.034
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2021-03-28 04:12:12.001
TNS AT
Y
Public
Y
Host Name
WISEA J071116.49+045850.4
Discovery Mag
17.9292
Filter
r-ZTF
Reporter/s
F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, A. Mourao, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker

Spectra

 SN_2021hep - 2021-04-07 19:52:00 Other / Other (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
93252021-04-07 19:52:00Other / Other4800Claudio BalconClaudio BalconNone tns_2021hep_2021-04-07_19-52-00_Other_Other.dat tns_2021hep_2021-04-07_19-52-00_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
G-GaiaGaia_Gaia-photometric2021-03-02 06:24:29 - 2021-04-08 17:48:292
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
2055442021-04-08 17:48:2917.270.2ABMagG-GaiaGaia_Gaia-photometric60Robot
2055432021-03-02 06:24:2921.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
g-ZTFP48_ZTF-Cam2021-03-28 04:38:29 - 2021-03-28 04:38:291
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
2010462021-03-28 04:38:2918.17330.092552619.2264ABMagg-ZTFP48_ZTF-Cam30RobotData provided by ZTF
r-ZTFP48_ZTF-Cam2021-03-25 04:14:34 - 2021-03-28 04:12:124
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
2040392021-03-28 04:12:1217.92920.05488419.5309ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF, classified by Fink
2010452021-03-28 04:12:1217.92920.054883719.5309ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF
2040382021-03-25 04:14:3417.7145ABMagr-ZTFP48_ZTF-Cam30Robot[Last non detection] Data provided by ZTF, classified by Fink
2010442021-03-25 04:14:3417.7145ABMagr-ZTFP48_ZTF-Cam30Robot[Last non detection] Data provided by ZTF
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
1061232021-04-10 21:12:55Gaia_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 teamGaiaAlertsGaiaAlerts07:11:16.540+04:58:48.322021-04-08 17:48:28.80017.27G-GaiaPSNGaia21btnGaiaAlertsconfirmed SN Ia
1055352021-04-06 19:25:51FinkJulien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink brokerFinkZTF07:11:16.537+04:58:48.272021-03-28 04:12:12.00117.9292r-ZTFPSNZTF21aaqvmixZTFEarly SN candidate classified by Fink using the public ZTF stream. Object data at http://134.158.75.151:24000/ZTF21aaqvmix
1040742021-03-28 19:19:51ALeRCEF. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, A. Mourao, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE brokerALeRCEZTF07:11:16.539+04:58:48.252021-03-28 04:12:12.00117.9292r-ZTFPSNZTF21aaqvmixZTFEarly SN candidate (g-rise > 0.27+-0.01 mag/day, r-rise > 0.26+-0.01 mag/day) classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21aaqvmix
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
93152021-04-08 11:13:40balclaClaudio Balcon (Belluno A.O.- ISSP)NoneSN Ia0.034GELATO (Harutyunyan et al., 2008, A&A, 488, 383) suggests that this SN is similar to that of Type la. The redshift has been deduced from the SN spectral fitting.2021TNSCR1116....1B

Comments

Object coordinates updated according to AT-report 106123 of Group GaiaAlerts
Previous RA, DEC: 07:11:16.537, +04:58:48.27 (107.818904175, +4.9800742375)
Updated RA, DEC: 07:11:16.540, +04:58:48.32 (107.818917, 4.980089)

Object coordinates updated according to AT-report 105535 of Group ZTF
Previous RA, DEC: 07:11:16.539, +04:58:48.25 (107.8189134, +4.98006815)
Updated RA, DEC: 07:11:16.537, +04:58:48.27 (107.818904175, 4.9800742375)