SN 2020by
RA/DEC (2000)
17:39:29.146 +68:47:32.82
264.87144005 +68.7924502
Type
SN II
Redshift
0.0272
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2020-01-02 13:17:26
TNS AT
Y
Public
Y
Host Name
SDSS J173929.59+684751.9
Host Redshift
0.023
Discovery Mag
18.7156
Filter
g-ZTF
Reporter/s
F. Forster, F.E. Bauer, G. Pignata, 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, F.E. Bauer, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
Separated 10,645.700 arcsec from TESS-active sector/s (19,20) source : RA=17:59:58.992, DEC=+66:33:48.96
Separated 37,310.500 arcsec from TESS-active sector/s (19,20) source : RA=18:46:43.865, DEC=+78:05:06.29
Separated 10,648.300 arcsec from TESS-active sector/s (19,20) source : RA=17:59:59.088, DEC=+66:33:46.08
Separated 33,635.600 arcsec from TESS-active sector/s (19,20) source : RA=16:57:52.001, DEC=+77:40:35.15
Separated 10,645.700 arcsec from TESS-Sector19 source : RA=17:59:58.992, DEC=+66:33:48.96
Separated 37,310.500 arcsec from TESS-Sector19 source : RA=18:46:43.865, DEC=+78:05:06.29
Separated 10,648.300 arcsec from TESS-Sector20 source : RA=17:59:59.088, DEC=+66:33:46.08
Separated 33,635.600 arcsec from TESS-Sector20 source : RA=16:57:52.001, DEC=+77:40:35.15

Spectra

 SN_2020by - 2020-01-14 13:50:59 P60 / SEDM (ZTF)z=
 SN_2020by - 2020-01-11 06:44:17 LT / SPRAT (TCD)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
59072020-01-14 13:50:59P60 / SEDM2250SEDmRobotautoZTF tns_2020by_2020-01-14_13-50-59_P60_SEDM_ZTF.asciiObjectZTF
58892020-01-11 06:44:17LT / SPRATS. PrenticeTCD tns_2020by_2020-01-11_06-44-17_LT_SPRAT_TCD.txtObjectTCD
Light Curves
FilterTel / InstObs-date rangePhotometry
g-ZTFP48_ZTF-Cam2020-01-02 13:17:26 - 2020-01-03 13:18:474
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1119592020-01-03 13:18:4718.70.1320.04ABMagg-ZTFP48_ZTF-Cam30
1112352020-01-02 13:17:4518.72ABMagg-ZTFP48_ZTF-Cam30ZTF
1109332020-01-02 13:17:2618.71560.1041920.0887ABMagg-ZTFP48_ZTF-Cam30RobotData provided by ZTF
1119582020-01-02 13:17:2618.720.120.09ABMagg-ZTFP48_ZTF-Cam30
r-ZTFP48_ZTF-Cam2020-01-04 13:26:24 - 2020-01-04 13:26:241
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1112362020-01-04 13:26:2418.06ABMagr-ZTFP48_ZTF-Cam30ZTF
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
580342020-01-06 14:12:20ZTF_AMPEL_NEWJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTFZTF17:39:29.146+68:47:32.822020-01-02 13:17:2618.72g-ZTFPSNZTF20aabqwtzZTFSee arXiv:1904.05922 for selection criteria.
577022020-01-05 00:16:25ZTF_TESSC. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaborationZTFZTF17:39:29.132+68:47:32.872020-01-02 13:17:4518.72g-ZTFPSNZTF20aabqwtzZTF
575612020-01-02 17:15:41ALeRCEF. Forster, F.E. Bauer, G. Pignata, 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, F.E. Bauer, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE brokerALeRCEZTF17:39:29.159+68:47:32.782020-01-02 13:17:2618.7156g-ZTFPSNZTF20aabqwtzZTFSN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aabqwtz
Classification Reports
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
58992020-01-14 23:25:41ZTF_Bot1A. Dahiwale, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)ZTFSN II0.0272ZTF
58812020-01-11 07:35:25Simon PrenticeS. Prentice, K. Maguire, K. Skillen, M. Magee (TCD), P. Clark (QUB)TCDSN II0.023TCDSN II

Comments

Object coordinates updated according to AT-report 58034 of Group ZTF
Previous RA, DEC: 17:39:29.132, +68:47:32.87 (264.8713843, +68.7924627)
Updated RA, DEC: 17:39:29.146, +68:47:32.82 (264.87144005, 68.7924502)

Object coordinates updated according to AT-report 57702 of Group ZTF
Previous RA, DEC: 17:39:29.159, +68:47:32.78 (264.8714958, +68.7924377)
Updated RA, DEC: 17:39:29.132, +68:47:32.87 (264.8713843, 68.7924627)