RA/DEC (2000)
02:30:39.690 +42:14:08.90
37.665375 +42.235806
Type
SN Ia
Redshift
0.0192
Reporting Group
None
Discovering Data Source
None
Discovery Date
2016-01-20 11:20:20.000
TNS AT
Y
Public
Y
Host Name
NGC946
Discovery Mag
17
Filter
Clear-
Reporter/s
K. Itagaki

Spectra

 SN_2016W - 2016-01-22 13:03:03 Lijiang-2.4m / YFOSC (None)z=
Show H at z=vexp= km/s
Show He at z=vexp= km/s
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Show N II at z=vexp= km/s
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Show Na at z=vexp= km/s
Show Mg at z=vexp= km/s
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Show Si II at z=vexp= km/s
Show S II at z=vexp= km/s
Show Ca II at z=vexp= km/s
Show [Ca II] at z=vexp= km/s
Show Fe II at z=vexp= km/s
Show Fe III at z=vexp= km/s
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Show Tellurics 
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 Other_Other_Clear
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
49 2016-01-22 13:03:03 Lijiang-2.4m / YFOSC 2100 Jujia Zhang Jujia Zhang None tns_2016W_2016-01-22_13:03:03_LJT_YFOSC.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- Other_Other 2016-01-10 13:22:14 - 2016-01-20 11:20:20 2457398.0571065 - 2457407.9724537 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
59 2016-01-20 11:20:20 2457407.9724537 17 19 VegaMag Clear- Other_Other K.Itagaki
58 2016-01-10 13:22:14 2457398.0571065 18 Other Clear- Other_Other K.Itagaki [Last non detection]
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
26 2016-01-20 13:59:20 Koichi Itagaki K. Itagaki et al. 02:30:39.690 +42:14:08.90 2016-01-20 11:20:20.000 17 Clear- PSN NGC946 2016TNSTR..36....1I N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
44 2016-01-22 16:57:11 Xiaofeng Wang Jujia Zhang, Xiaofeng Wang None SN Ia 0.0192 1 We classified this object as a type Ia supernova similar to SN 2002aw at around the maximum light. Removing the host-galaxy redshift, we measure the SiII velocity as 11800 km/s. 2016TNSCR..49....1Z
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
49 2016-01-22 13:03:03 Lijiang-2.4m / YFOSC 2100 Jujia Zhang Jujia Zhang None tns_2016W_2016-01-22_13:03:03_LJT_YFOSC.dat Object

Comments

Seiichiro
Kiyota

Photometry result

2016 Jan, 21.1013 V=16.91 with 0.43-m f/4.5 CDK astrograph + FLI-PL6303E at iTelescope.NET, Mayhill, NM, USA, remotely. Seiichiro Kiyota (Kamagaya, Japan)

Toshihide
Noguchi

Confirmation report

Toshihide Noguchi, Katori, Chiba, Japan, confirms the object on images (limiting mag 18.5) taken on Jan. 20.605 UT (mag 17.0) with a 0.23-m f/6.3 Schmidt Cassegrain + unfiltered CCD(FLI ML0261E). Position end figures are: 39s.72, 08".9. Position and magnitude was measured using UCAC4.
An image was posted at http://park8.wakwak.com/~ngc/images/AT2016W.jpg.