SN 2017esb
RA/DEC ()
13:09:36.022 -18:58:19.56
197.40009 -18.9721
Type
SN Ia
Redshift
0.035
Source Group
ASAS-SN
Discovery Date
2017-06-12 03:36:00
TNS AT
Y
Public
Y
Host Name
ESO 575- G 066
Host Redshift
0.035478
Discovery Mag
16.6
Filter
V-Johnson
Discoverer/s
D. Bersier, J. V. Shields, K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2017esb - 2017-06-21 00:33:00 SOAR / Goodman (None)z=
 SN_2017esb - 2017-06-15 22:17:42 LT / SPRAT (ASAS-SN)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
10542017-06-21 00:33:00SOAR / Goodman1800KilpatrickPanNone tns_2017esb_2017-06-21_00-33-00_SOAR_Goodman.flmObject
10472017-06-15 22:17:42LT / SPRAT500David BersierDavid BersierASAS-SN tns_2017esb_2017-06-15_22-17-42_LT_SPRAT_ASAS-SN.datObjectASAS-SN
Light Curves
FilterTel / InstObs-date rangePhotometry
V-JohnsonASASSN-2_Cassius2017-06-10 04:04:48 - 2017-06-13 00:28:483
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
178302017-06-13 00:28:4817VegaMagV-JohnsonASASSN-2_Cassius
178292017-06-12 03:36:0016.6VegaMagV-JohnsonASASSN-2_Cassius
178282017-06-10 04:04:4817STMagV-JohnsonASASSN-2_Cassius[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
120332017-06-14 17:51:14KZStanekD. Bersier, J. V. Shields, K. Z. Stanek, for the ASAS-SN teamASAS-SN13:09:36.022-18:58:19.562017-06-12 03:36:0016.6V-JohnsonPSNASASSN-17hpASAS-SNIn two epochs, nuclear transient, so could also be a TDE
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
10512017-07-02 17:30:36ckilpatrickKilpatrickNoneSN Ia0.035We measure a Si II 6355 velocity of -11,200 km/s. Best match is a Ia at +8 days.
10442017-06-21 17:35:22dbersierSubhash Bose, Subo Dong, David BersierASAS-SNSN Ia0.035ASAS-SNComparison with a library of spectra (with SNID) shows that ASASSN-17hp is a type Ia SN a few days past maximum light, at a redshift of 0.035, consistent with the redshift of the host galaxy.