SN 2017exo
RA/DEC (2000)
18:31:41.90 +16:39:07.34
277.9246 +16.65204
Type
SN Ia
Redshift
0.01
Source Group
ASAS-SN
Discovery Date
2017-06-24 10:19:12
TNS AT
Y
Public
Y
Host Name
IRAS 18294+1636
Host Redshift
0.016288
Discovery Mag
16.7
Filter
V-Johnson
Discoverer/s
K. Z. Stanek, for the ASAS-SN team
 2017-07-12 23:23:11 LT / FRODOspec (ASAS-SN)
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Spectra
IDObs-date (UT)Tel / InstExp-TimeObserver/sReducer/sGroupSpectrum ascii fileSpectrum fits fileSpec. TypeAssoc. GroupsEnd prop. periodRemarks
10902017-07-12 23:23:11LT / FRODOspec500David BersierDavid BersierASAS-SN tns_2017exo_2017-07-12_23-23-11_LT_FRODOspec_ASAS-SN.datObjectASAS-SNFlux calibration is approximate as it is based on an old calibration file
Light Curves
FilterTel / InstObs-date rangePhotometry
V-JohnsonASASSN-1_Brutus2017-06-16 12:57:36 - 2017-06-24 10:19:123
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
181012017-06-24 10:19:1216.7VegaMagV-JohnsonASASSN-1_Brutus
181022017-06-21 09:50:2417.1VegaMagV-JohnsonASASSN-1_Brutus
181002017-06-16 12:57:3617.5VegaMagV-JohnsonASASSN-1_Brutus[Last non detection]
G-GaiaGaia_Gaia-photometric2017-05-04 17:49:55 - 2017-08-12 02:49:552
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
194852017-08-12 02:49:5517.770.2ABMagG-GaiaGaia_Gaia-photometric60Robot
194842017-05-04 17:49:5521.5ABMagG-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
130842017-08-16 11:13:18Gaia_Bot1A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts teamGaiaAlerts18:31:41.79+16:39:05.042017-08-12 02:49:5517.77G-GaiaPSNGaia17cbjGaiaAlertsConfirmed SN Ia near galaxy 2MASX J18314192+1639104 (aka ASASSN-17ie)
121982017-06-24 13:28:01KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SN18:31:41.90+16:39:07.342017-06-24 10:19:1216.7V-JohnsonPSNASASSN-17ieASAS-SNIn two epochs, on the rise
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
10862017-07-13 10:12:53dbersierDavid BersierASAS-SNSN Ia0.01ASAS-SNComparison with a library of spectra (with SNID) shows that this is a SN Ia about 12 days past maximum brightness, at a redshift of ~0.010

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