SN 2020by
RA/DEC (2000)
17:39:29.170 +68:47:32.75
264.871542 +68.792431
Type
SN II
Redshift
0.0272
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2020-01-02 13:17:26.000
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

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
cyan-ATLASATLAS1_ACAM12020-01-24 16:12:00 - 2020-01-24 16:12:001
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1179442020-01-24 16:12:0017.96ABMagcyan-ATLASATLAS1_ACAM130Robot[Last non detection]
orange-ATLASATLAS1_ACAM12020-01-30 15:50:24 - 2020-01-30 15:50:241
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1179452020-01-30 15:50:2418.3310.06419.54ABMagorange-ATLASATLAS1_ACAM130Robot
G-GaiaGaia_Gaia-photometric2019-11-29 14:00:57 - 2020-01-01 21:37:262
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1179912020-01-01 21:37:2618.330.2ABMagG-GaiaGaia_Gaia-photometric60Robot
1179902019-11-29 14:00:5721.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
g-ZTFP48_ZTF-Cam2020-01-02 13:17:26 - 2020-01-03 13:18:476
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1119592020-01-03 13:18:4718.70.1320.04ABMagg-ZTFP48_ZTF-Cam30
1143272020-01-03 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
1143262020-01-02 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
607192020-01-31 13:10:41Gaia_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 teamGaiaAlertsGaiaAlerts17:39:29.170+68:47:32.752020-01-01 21:37:26.00018.33G-GaiaPSNGaia20amzGaiaAlertsconfirmed SN II
606972020-01-31 10:11:42ATLAS_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), J. Anderson (ESO)ATLASATLAS17:39:29.163+68:47:32.672020-01-30 15:50:24.00018.331orange-ATLASPSNATLAS20etrATLAS
590512020-01-18 13:36:22ZTF_AMPEL_COMPLETEJ. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTFZTFZTF17:39:29.165+68:47:32.752020-01-02 13:17:26.00018.72g-ZTFPSNZTF20aabqwtzZTFSee arXiv:1904.05922 for selection criteria.
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 13:17:26.00018.72g-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 13:17:45.00018.72g-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 13:17:26.00018.7156g-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. periodRemarksADS Bibcode
58992020-01-14 23:25:41ZTF_Bot1A. Dahiwale, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)ZTFSN II0.0272ZTF2020TNSCR1482....1D
58812020-01-11 07:35:25Simon PrenticeS. Prentice, K. Maguire, K. Skillen, M. Magee (TCD), P. Clark (QUB)TCDSN II0.023TCDSN II2020TNSCR.107....1P

Comments

Object coordinates updated according to AT-report 60719 of Group GaiaAlerts
Previous RA, DEC: 17:39:29.165, +68:47:32.75 (264.87152031667, +68.792430666667)
Updated RA, DEC: 17:39:29.170, +68:47:32.75 (264.871542, 68.792431)

Object coordinates updated according to AT-report 59051 of Group ZTF
Previous RA, DEC: 17:39:29.146, +68:47:32.82 (264.87144005, +68.7924502)
Updated RA, DEC: 17:39:29.165, +68:47:32.75 (264.87152031667, 68.792430666667)

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)