SN 2018yi
RA/DEC (2000)
13:38:20.388 -06:15:10.15
204.58495 -6.25282
Type
SN Ia
Redshift
---
Source Group
ASAS-SN
Discovery Date
2018-02-17 05:31:12
TNS AT
Y
Public
Y
Host Name
LCRS B133543.8-060003
Host Redshift
0.054971
Discovery Mag
18.1
Filter
g-Sloan
Discoverer/s
K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2018yi - 2018-03-18 00:53:16 UH88 / SNIFS (ASAS-SN)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),
Spectra
SelectIDObs-date (UT)Tel / InstExp-TimeObserver/sReducer/sGroupSpectrum ascii fileSpectrum fits fileSpec. TypeAssoc. GroupsEnd prop. periodRemarks
17872018-03-18 00:53:16UH88 / SNIFSTucker/ShappeeTucker/ShappeeASAS-SN tns_2018yi_2458195.537_UH88_SNIFS_ASAS-SN.datObjectASAS-SNSpectrum reduced using automated quick reduction with no flux or telluric correction applied.
Light Curves
FilterTel / InstObs-date rangePhotometry
i-SloanCTIO-4m_DECAM2018-03-06 19:55:58 - 2018-03-06 19:55:581
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
260382018-03-06 19:55:5818.71ABMagi-SloanCTIO-4m_DECAM
g-SloanASASSN-3_Paczynski2018-02-17 05:31:12 - 2018-02-17 05:31:121
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
257082018-02-17 05:31:1218.1ABMagg-SloanASASSN-3_Paczynski
g-SloanASASSN-4_Leavitt2018-02-10 11:02:24 - 2018-02-10 11:02:241
Photometry
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
257072018-02-10 11:02:2418.9ABMagg-SloanASASSN-4_Leavitt[Last non detection]
AT Reportings
IDTime received (UT)SenderReporter/s (Discoverer/s)GroupRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
172602018-03-11 18:27:23gnarayanA. Rest (STScI), A. Zenteno(NOAO/CTIO), Giovanni Strampelli (STScI), B. E. Tucker (Mt Stromlo Observatory, ANU), P. M. Garnavich (Notre Dame), S. Margheim (Gemini Observatory), D. Kasen (UCB/LBL), R. Olling, E. Shaya (U Maryland), G. Narayan (STScI), A. Villar (CfA), F. Forster (U. de Chile), R. Mushotzky (UMD), R. Chris Smith (NOAO/CTIO)13:38:20.209-06:15:10.262018-03-06 19:55:5818.71i-SloanPSNC17-0004Associated with K2 object 212775588, separation: 7.23"
Related files
FileFile TypeCommentsLast Modified (UT)Modified By
tns_2018yi_atrep_17260.gif2018-03-11 18:27:23gnarayan
170562018-02-25 16:12:07KZStanekK. Z. Stanek, for the ASAS-SN teamASAS-SN13:38:20.388-06:15:10.152018-02-17 05:31:1218.1g-SloanPSNASASSN-18duASAS-SNIn several epochs, on the rise
Classification Reportings
IDTime received (UT)SenderClassifier/sGroupClassificationRedshiftRelated filesAssoc. GroupsEnd prop. periodRemarks
17822018-03-18 16:27:18tuckermaMichael A. Tucker, Benjamin J. Shappee (IfA, Hawaii), Subo Dong, S. Bose, Ping Chen (KIAA-PKU)ASAS-SNSN IaASAS-SNSpectral Classification of Astronomical Transients (SCAT) reports the classification of ASASSN-18du (2018yi) using the SNIFS spectrograph on the UH 88-inch telescope. Using SNID cross-correlation (Blondin & Tonry 2007) we find a phase of 17 +/- 28 d.

Comments