SN 2020wtw
RA/DEC (2000)
16:47:44.670 +40:58:38.39
251.936125 +40.977331
Type
SN Ia
Redshift
0.03901
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2020-10-15 02:50:23.004
TNS AT
Y
Public
Y
Host Name
WISEA J164744.30+405837.7
Host Redshift
0.039012
Discovery Mag
19.8018
Filter
r-ZTF
Reporter/s
F. Forster, F.E. Bauer, A. Munoz-Arancibia, L. Hernandez-Garcia, G. Pignata, L. Galbany, G. Pignata, 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_2020wtw - 2020-10-19 03:57:17 P60 / SEDM (ZTF)z=
Show H at z=vexp= km/s
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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
77542020-10-19 03:57:17P60 / SEDM2250SEDmRobotautoZTF tns_2020wtw_2020-10-19_03-57-17_P60_SEDM_ZTF.asciiObjectZTF
Light Curves
FilterTel / InstObs-date rangePhotometry
G-GaiaGaia_Gaia-photometric2020-09-19 17:38:24 - 2020-10-19 03:41:462
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1668202020-10-19 03:41:4618.370.2ABMagG-GaiaGaia_Gaia-photometric60Robot
1668192020-09-19 17:38:2421.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
g-ZTFP48_ZTF-Cam2020-10-15 03:38:04 - 2020-10-15 03:38:042
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1664272020-10-15 03:38:0419.760.1820.22ABMagg-ZTFP48_ZTF-Cam30
1651922020-10-15 03:38:0419.75870.18398920.2221ABMagg-ZTFP48_ZTF-Cam30RobotData provided by ZTF
r-ZTFP48_ZTF-Cam2020-10-13 03:12:42 - 2020-10-15 02:50:234
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1664262020-10-15 02:50:2319.80.1920.44ABMagr-ZTFP48_ZTF-Cam30
1651912020-10-15 02:50:2319.80180.18852920.4358ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF
1664252020-10-13 03:12:4220.227ABMagr-ZTFP48_ZTF-Cam30[Last non detection]
1651902020-10-13 03:12:4220.227ABMagr-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
869262020-10-21 13:01:01Gaia_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 teamGaiaAlertsGaiaAlerts16:47:44.670+40:58:38.392020-10-19 03:41:45.60018.37G-GaiaPSNGaia20evuGaiaAlertsconfirmed SN Ia
866912020-10-20 03:45:29ZTF_AMPEL_COMPLETEJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTFZTF16:47:44.675+40:58:38.482020-10-15 02:50:22.84819.8r-ZTFPSNZTF20acjjkhrZTFSee arXiv:1904.05922 for selection criteria.
859512020-10-15 19:09:25ALeRCEF. Forster, F.E. Bauer, A. Munoz-Arancibia, L. Hernandez-Garcia, G. Pignata, L. Galbany, G. Pignata, 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 brokerALeRCEZTF16:47:44.670+40:58:38.462020-10-15 02:50:23.00419.8018r-ZTFPSNZTF20acjjkhrZTFEarly SN candidate (g-rise > 0.23+-0.09 mag/day, r-rise > 0.21+-0.10 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20acjjkhr
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
77402020-10-19 14:36:03ZTF_Bot1A. Dahiwale, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)ZTFSN Ia0.03901ZTF2020TNSCR3182....1D

Comments

Object coordinates updated according to AT-report 86926 of Group GaiaAlerts
Previous RA, DEC: 16:47:44.675, +40:58:38.48 (251.936144875, +40.97735565)
Updated RA, DEC: 16:47:44.670, +40:58:38.39 (251.936125, 40.977331)

Object coordinates updated according to AT-report 86691 of Group ZTF
Previous RA, DEC: 16:47:44.670, +40:58:38.46 (251.9361257, +40.9773507)
Updated RA, DEC: 16:47:44.675, +40:58:38.48 (251.936144875, 40.97735565)