SN 2020ttf
RA/DEC (2000)
18:36:12.165 +77:08:59.76
279.05068765 +77.14993301
Type
SN Ia
Redshift
0.038
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2020-09-19 03:52:43.000
TNS AT
Y
Public
Y
Host Name
WISEA J183612.63+770858.4
Discovery Mag
19.8114
Filter
g-ZTF
Reporter/s
F. Forster, L. Hernandez-Garcia, A. Munoz-Arancibia, F.E. Bauer, 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_2020ttf - 2020-10-19 07:00:41 Keck1 / LRIS (ZTF)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
77632020-10-19 07:00:41Keck1 / LRIS450.002C. FremlingC. FremlingZTF tns_2020ttf_2020-10-19_07-00-41_Keck1_LRIS_ZTF.asciiObjectZTF
Light Curves
FilterTel / InstObs-date rangePhotometry
g-ZTFP48_ZTF-Cam2020-09-18 07:17:34 - 2020-09-19 03:52:433
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1598112020-09-19 03:52:4319.810.1820.35ABMagg-ZTFP48_ZTF-Cam30
1590712020-09-19 03:52:4319.81140.17948520.3518ABMagg-ZTFP48_ZTF-Cam30RobotData provided by ZTF
1590702020-09-18 07:17:3417.7579ABMagg-ZTFP48_ZTF-Cam30Robot[Last non detection] Data provided by ZTF
r-ZTFP48_ZTF-Cam2020-09-18 05:48:18 - 2020-09-19 05:47:383
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1598122020-09-19 05:47:3819.260.1220.19ABMagr-ZTFP48_ZTF-Cam30
1590722020-09-19 05:47:3819.2640.12218920.1908ABMagr-ZTFP48_ZTF-Cam30RobotData provided by ZTF
1598102020-09-18 05:48:1819.5643ABMagr-ZTFP48_ZTF-Cam30[Last non detection]
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
830252020-09-23 06:39:04ZTF_AMPEL_COMPLETEJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTFZTF18:36:12.165+77:08:59.762020-09-19 03:52:43.10419.81g-ZTFPSNZTF20acbakkgZTFSee arXiv:1904.05922 for selection criteria.
827092020-09-19 18:16:03ALeRCEF. Forster, L. Hernandez-Garcia, A. Munoz-Arancibia, F.E. Bauer, 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 brokerALeRCEZTF18:36:12.155+77:08:59.852020-09-19 03:52:43.00019.8114g-ZTFPSNZTF20acbakkgZTFEarly SN candidate (r-rise > 0.40+-0.06 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20acbakkg
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarksADS Bibcode
77492020-10-20 22:54:44ZTF_Bot1A. Dahiwale, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)ZTFSN Ia0.038ZTF2020TNSCR3192....1D

Comments

Object coordinates updated according to AT-report 83025 of Group ZTF
Previous RA, DEC: 18:36:12.155, +77:08:59.85 (279.05064675, +77.1499574)
Updated RA, DEC: 18:36:12.165, +77:08:59.76 (279.05068765, 77.14993301)