RA/DEC (2000)
23:41:46.790 -01:21:03.31
355.444958 -1.350919
Type
SN Ia
Redshift
0.023
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2017-09-23 11:31:12.000
TNS AT
Y
Public
Y
Host Name
UGC 12739
Host Redshift
0.022529
Discovery Mag
17.1
Filter
V-Johnson
Reporter/s
K. Z. Stanek, for the ASAS-SN team

Spectra

 SN_2017gvp - 2017-09-25 14:24:00 Lijiang-2.4m / YFOSC (None)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 Gaia_Gaia-photometric_G
 PS1_GPC1_w
 ASASSN-1_Brutus_V
   
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
1239 2017-09-25 14:24:00 Lijiang-2.4m / YFOSC 1800 JujiaZhang and Yuxin Xin None tns_2017gvp_2017-09-25.6_LJT_YFOSC.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
G-Gaia Gaia_Gaia-photometric 2017-07-16 11:41:16 - 2017-11-30 12:33:07 2457950.9869907 - 2458088.0229977 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
22894 2017-11-30 12:33:07 2458088.0229977 18.4 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
22893 2017-07-16 11:41:16 2457950.9869907 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
w-P1 PS1_GPC1 2017-09-22 09:11:31 - 2017-09-22 09:11:31 2458018.8829977 - 2458018.8829977 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
21113 2017-09-22 09:11:31 2458018.8829977 17.4 0.01 22 ABMag w-P1 PS1_GPC1 45 Robot
V-Johnson ASASSN-1_Brutus 2017-09-18 11:31:12 - 2017-09-23 11:31:12 2458014.98 - 2458019.98 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
20538 2017-09-23 11:31:12 2458019.98 17.1 VegaMag V-Johnson ASASSN-1_Brutus
20537 2017-09-18 11:31:12 2458014.98 18 VegaMag V-Johnson ASASSN-1_Brutus [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
15172 2017-12-02 14:09:42 Gaia_Bot1 A. Delgado, D. Harrison, S. Hodgkin et al. GaiaAlerts GaiaAlerts 23:41:46.790 -01:21:03.31 2017-11-30 12:33:07.000 18.4 G-Gaia PSN Gaia17dde GaiaAlerts Confirmed SN Ia near galaxy UGC 12739, fading. aka SN2017gvp, ASASSN-17ms, PS17esg N
14057 2017-10-10 23:28:08 PS1_Bot1 K. C. Chambers, M. E. Huber, H. Flewelling et al. Pan-STARRS Pan-STARRS 23:41:46.785 -01:21:03.02 2017-09-22 09:11:31.000 17.4 w-P1 PSN PS17esg Pan-STARRS 2017TNSTR1094....1C N
13716 2017-09-23 14:17:57 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 23:41:46.970 -01:21:05.26 2017-09-23 11:31:12.000 17.1 V-Johnson PSN UGC 12739 ASASSN-17ms ASAS-SN 2017TNSTR1027....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
1235 2017-09-26 02:48:34 Jujia Zhang Jujia Zhang, Yuxin Xin and Xiaofeng Wang None SN Ia 0.023 1 The spectrum obtained at LJT shows that it matches with SN 2007le at t = -7 days. 2017TNSCR1038....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
1239 2017-09-25 14:24:00 Lijiang-2.4m / YFOSC 1800 JujiaZhang and Yuxin Xin None tns_2017gvp_2017-09-25.6_LJT_YFOSC.dat Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 15172 of Group GaiaAlerts
Previous RA, DEC: 23:41:46.785, -01:21:03.02 (355.444939118, -1.35083930468)
Updated RA, DEC: 23:41:46.790, -01:21:03.31 (355.444958, -1.350919)

Ofer
Yaron

PS1 report for 2017hgr associated with this object - 2017gvp

The coordinates of this object - 2017gvp - were updated according to the coordinates reported by PS1, and object 2017hgr was removed.