SN 2018oh
RA/DEC (2000)
09:06:39.540 +19:20:17.77
136.66475 +19.33827
Type
SN Ia
Redshift
0.012
Source Group
ASAS-SN
Discovery Date
2018-02-04 11:45:36
TNS AT
Y
Public
Y
Host Name
UGC 04780
Host Redshift
0.010981
Discovery Mag
15.15
Filter
V-Johnson
Discoverer/s
K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2018oh - 2018-02-06 16:47:59 Lijiang-2.4m / YFOSCz=
 SN_2018oh - 2018-02-05 00:03:12 Other / Otherz=
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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
17072018-02-06 16:47:59Lijiang-2.4m / YFOSC1350Jujia Zhang tns_2018oh_2018-02-06.7_Lijiang-2.4m_YFOSC.dat
16872018-02-05 00:03:12Other / Other600R LeadbeaterR Leadbeater tns_2018oh_2018-02-05_00-03-12_Other_Other.dat tns_2018oh_2018-02-05_00-03-12_Other_Other.fitR~150 spectrum obtained using modified ALPY spectrograph at Three Hills Observatory as described here http://www.threehillsobservatory.co.uk/astro/spectroscopy_20.htm
Light Curves
FilterTel / InstObs-date rangePhotometry
V-JohnsonASASSN-1_Brutus2018-01-27 07:12:00 - 2018-02-04 11:45:362
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
252082018-02-04 11:45:3615.15VegaMagV-JohnsonASASSN-1_Brutus
252072018-01-27 07:12:0017VegaMagV-JohnsonASASSN-1_Brutus[Last non detection]
i-SloanPS1_GPC12018-02-03 07:59:31 - 2018-02-03 07:59:311
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
252412018-02-03 07:59:3115.610.0120.7ABMagi-SloanPS1_GPC130Robot
orange-ATLASATLAS1_ACAM12018-01-25 14:25:26 - 2018-01-29 12:47:312
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
252392018-01-29 12:47:3117.1450.07318.59ABMagorange-ATLASATLAS1_ACAM130Robot
252382018-01-25 14:25:2614.86ABMagorange-ATLASATLAS1_ACAM130Robot[Last non detection]
G-GaiaGaia_Gaia-photometric2017-11-22 21:53:16 - 2018-04-05 16:49:262
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
268692018-04-05 16:49:2616.530.2ABMagG-GaiaGaia_Gaia-photometric60Robot
268682017-11-22 21:53:1621.5ABMagG-GaiaGaia_Gaia-photometricRobot[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
177012018-04-10 09:01:21Gaia_Bot1A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts teamGaiaAlerts09:06:39.580+19:20:17.122018-04-05 16:49:2616.53G-GaiaPSNGaia18awjGaiaAlertsconfirmed SN Ia, aka SN2018oh
167792018-02-05 01:09:05PS1_Bot1K. C. Chambers, M. E. Huber, H. Flewelling, E. A. Magnier, A. Schultz, T. Lowe, J. Bulger (IfA, University of Hawaii), S. J. Smartt, K. W. Smith (Queen's University Belfast), J. Tonry, C. Waters, (IfA, University of Hawaii) D. E. Wright (University of Minnesota), D. R. Young (Queen's University Belfast), A. Rest (STScI), B. E. Tucker (Mt Stromlo Observatory, ANU), G. Narayan (STScI), P. M. Garnavich (Notre Dame), S. Margheim (Gemini Observatory), D. Kasen (UCB/LBL), R. Olling, E. Shaya (University of Maryland)Pan-STARRS109:06:39.572+19:20:17.132018-02-03 07:59:3115.61i-SloanPSNPS18grPan-STARRS1
167772018-02-05 00:00:06ATLAS_Bot1J. Tonry, B. Stalder, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), A. Rest (STScI), K.W. Smith, S. J. Smartt, M. Fulton, O. McBrien (Queen's University Belfast)ATLAS09:06:39.582+19:20:17.232018-01-29 12:47:3117.145orange-ATLASPSNATLAS18lwyATLAS
167512018-02-04 15:25:40KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SN09:06:39.540+19:20:17.772018-02-04 11:45:3615.15V-JohnsonPSNASASSN-18btASAS-SNClear detection in several telescopes, on the rise
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
17022018-02-07 09:38:36jujiaJujia Zhang, Yuxin Xin (YNAO), Wenxiong Li, Xiaofeng Wang (Tsinghua University), Hanjie Tan (Chinese Culture University)SN Ia0.012The spectrum of SN 2018oh matches with the normal type Ia supernova SN 2003du at t = -8 days relative to the maximum light.
16822018-02-05 00:48:47THORobin LeadbeaterSN Ia0.012Classification using SNID ( Blondin, S. & Tonry, J. L. 2007. ApJ, 666, 1024) predicts a type Ia supernova 6 days before maximum.