2017jdn | Transient Name Server

RA/DEC (2000)

10:23:45.300 +53:06:18.79

155.93875 +53.105219

Type

SN IIb

Redshift

0.0317

Discovery Report Classification Report

Reporting Group

ISSP

Discovering Data Source

ISSP

Discovery Date

2017-12-24 04:33:36.000

TNS AT

Y

Public

Y

Host Name

UGC5615

Discovery Mag

17.8

Filter

Clear-

Reporter/s

F. Ciabattari, E. Mazzoni, G. Petroni

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

Gaia_Gaia-photometric_G

▌

Other_Other_Clear

Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)

Spectra

Select	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
	1582	2017-12-27 20:17:39	BAO-2.16m / Cassegrain	3600	F. Xiao, P. Qiu(NAOC)	H. Lin(THU)	None	tns_2017jdn_2458115.3456_BAO-2.16m_Cassegrain.txt		Object			Cross-correlation with a library of supernova spectra using the "Supernova Identification" code (SNID; Blondin and Tonry 2007, Ap.J., 666, 1024) shows that this transient is consistant with type IIb supernova
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), 0 (observed) ▌Show H at z=v_exp= km/s ▌Show He at z=v_exp= km/s ▌Show He II at z=v_exp= km/s ▌Show C II at z=v_exp= km/s ▌Show C III at z=v_exp= km/s ▌Show C IV at z=v_exp= km/s ▌Show N II at z=v_exp= km/s ▌Show N III at z=v_exp= km/s ▌Show N IV at z=v_exp= km/s ▌Show N V at z=v_exp= km/s ▌Show O at z=v_exp= km/s ▌Show [O I] at z=v_exp= km/s ▌Show O II at z=v_exp= km/s ▌Show [O II] at z=v_exp= km/s ▌Show [O III] at z=v_exp= km/s ▌Show O V at z=v_exp= km/s ▌Show O VI at z=v_exp= km/s ▌Show Na at z=v_exp= km/s ▌Show Mg at z=v_exp= km/s ▌Show Mg II at z=v_exp= km/s ▌Show Si II at z=v_exp= km/s ▌Show S II at z=v_exp= km/s ▌Show Ca II at z=v_exp= km/s ▌Show [Ca II] at z=v_exp= km/s ▌Show Fe II at z=v_exp= km/s ▌Show Fe III at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Tellurics ▌Show Galaxy lines at z= ▌Show WR-WN at z=v_exp= km/s ▌Show WR-WC/O at z=v_exp= km/s Remarks Cross-correlation with a library of supernova spectra using the "Supernova Identification" code (SNID; Blondin and Tonry 2007, Ap.J., 666, 1024) shows that this transient is consistant with type IIb supernova

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

G-Gaia

Gaia_Gaia-photometric

2017-11-17 15:17:16 - 2017-12-26 16:06:14

2458075.1369907 - 2458114.1709954

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
23646	2017-12-26 16:06:14	2458114.1709954	18.37	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
23645	2017-11-17 15:17:16	2458075.1369907			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

Clear-

Other_Other

2017-02-20 21:21:36 - 2017-12-24 04:33:36

2457805.39 - 2458111.69

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
23528	2017-12-24 04:33:36	2458111.69	17.8		19.3	VegaMag	Clear-	Other_Other			Offset from Host: 13"W 8"S
23527	2017-02-20 21:21:36	2457805.39			19.2	VegaMag	Clear-	Other_Other			[Last non detection] 0.5m Newtonian telescope + CCD FLI Proline 4710 camera; Borgo a Mozzano - Italy - Italian Supernovae Search Project

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

15578

2017-12-28 22:40:14

Gaia_Bot1

A. Delgado,D. Harrison,S. Hodgkin et al.

GaiaAlerts

GaiaAlerts

10:23:45.300

+53:06:18.79

2017-12-26 16:06:14.000

18.37

G-Gaia

PSN

Gaia17dka

GaiaAlerts

confirmed SN IIb near galaxy UGC 5615, aka SN2017jdn

N

15517

2017-12-24 20:10:22

Fabrizio Ciabattari

F. Ciabattari,E. Mazzoni,G. Petroni et al.

ISSP

ISSP

10:23:45.510

+53:06:20.50

2017-12-24 04:33:36.000

17.8

Clear-

1

PSN

UGC5615

ISSP

2017TNSTR1466....1C

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2017jdn_atrep_15517_ISSP.JPG		2017-12-24 20:10:23	Fabrizio Ciabattari

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

1578

2017-12-28 03:38:29

Lin Han

H. Lin, D. Xiang, L. Rui, X. Wang(THU), F. Xiao, P. Qiu(NAOC), T. Zhang(NAOC), J. Zhang(YNAO)

None

SN IIb

0.0317

1

TNTS

2017TNSCR1488....1L

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
1582	2017-12-27 20:17:39	BAO-2.16m / Cassegrain	3600	F. Xiao, P. Qiu(NAOC)	H. Lin(THU)	None	tns_2017jdn_2458115.3456_BAO-2.16m_Cassegrain.txt		Object			Cross-correlation with a library of supernova spectra using the "Supernova Identification" code (SNID; Blondin and Tonry 2007, Ap.J., 666, 1024) shows that this transient is consistant with type IIb supernova

Comments

Object coordinates updated

Object coordinates updated according to AT-report 15578 of Group GaiaAlerts
Previous RA, DEC: 10:23:45.510, +53:06:20.50 (155.939625, +53.105694)
Updated RA, DEC: 10:23:45.300, +53:06:18.79 (155.93875, 53.105219)

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