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Details for Candidate SN22182

Initial RA (deg)-39.289295
Initial Dec (deg)0.421617
Averaged RA (deg)-39.289291
Averaged Dec (deg)0.421637
Averaged RA (hh:mm:ss)21:22:50.57
Averaged Dec (dd:mm:ss)+0:25:17.9
Redshift0.07600
IUAC Name2007sm
Observability11.690
Time weight1.298
Crowding weight9.437
Dust weight0.954
Entry date/time2007-11-28 08:34:37

Fits

Fit type  Best  Criterion ACriterion B
z fitII??II
z constrainedIa????


SN typeChisqDays
Past Peak
dm_15*zAvPk g MagPk r Magg magr mag
Ia (noz)2.42714.50 1.900.11220.7943 19.52319.368 19.58219.511
Ibc (noz)8.37716.10 0.600.06310.0251 19.62619.243 19.65419.380
II (noz)1.64721.10 0.700.04470.1000 19.56719.524 19.56719.524
Ia (z)3.74708.80 1.900.06001.0000 18.39318.167 18.87518.758
Ibc (z)9.55715.10 0.600.06000.0100 19.48919.113 19.54919.307
II (z)5.60724.10 0.700.06000.0100 20.12220.117 20.44720.293

*Explanation of dm15 codes for SNIbc and SNII
type II: 0.6->Nugent's II-L; 0.7->Nugent's II-P; 0.8->Nugent's IIn; 0.9->SN1999em (II-P); 1.0->SN1998S (IIn); 1.1->SN1993J (IIb)
type Ibc: 0.6->Nugent's normal Ibc; 0.7->Nugent's Ibc hypernova; 0.8->SN2002ap (another Ic hypernova); 0.9->1999ex (normal Ic)

Objects

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ID #RankScannerRaDec G MagR MagI MagObs DateObs MJD SRunSFieldrrccTRunTField Flags
1730130 102DAndrea -39.2892950.421617 20.36920.506 20.45107/11/2754431.13 719597 10482900177    
1731062 102Miknaiti -39.2892910.421643 20.06019.993 20.11507/11/2954433.13 720240 10482900177    

Forced Photometry

Runu magg magr mag i mag z mag
7170 22.752 99.99999.999 99.99921.821
7173 23.476 99.99999.999 99.99999.999
7176 99.999 99.99999.999 99.99999.999
7182 99.999 99.99999.999 99.99999.999
7188 99.999 24.29599.999 Fail99.999
7195 21.282 20.37820.514 20.45220.562
7202 20.913 20.06520.001 20.11720.613

Information on Nearby Galaxy(s)

distance
(mdeg)
RADecz del_zgmagrmagimag
5.18-39.293090.42514 0.454100.0545021.893 21.33820.807
1.80-39.288440.42320 0.284500.0509021.364 20.05719.692

Imaging Followup

Report #RequestedTelescope PriorityObservedgmagrmag DatagifComment
1211 2007-12-04NMSU1m High NO NOfollow-up lc of SN Ia (z=0.06)
1226 2007-12-06MDMImage Done2007-12-130.000 0.000NO NOfill out lc of confirmed Ia z=0.06 (last obs 11/29); done during 12/13-16
1601 2008-08-27HST High NO NOHost imaging, Cycle 17, PI: Garnavich

Spectra

Report #RequestedTelescopePriority ObservedEvaluationZ gifComment
2690 -NTTDone 2007-12-10SNIa0.08 NO 2nd epoch + get spectrum of nearest galaxy r=20.1 (last obs 12/3); done night of 12/9
2691 -MDMSpecCancel 2007-12-05None NO hostless Ia candidate
2699 -WHTDone 2007-12-03SNIa0.06 NO young hostless Ia candidate - spectrum looks just pre-maximum
2736 -NTTDone 2007-12-07Galaxy0.23 NO spectrum of nearest galaxy r=20.1

Search RunFilterObject ID SearchTemplateSubtracted
7195g1730130
7195r1730130
7195i1730130
7202g1731062
7202r1731062
7202i1731062

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