2017yi | Transient Name Server

RA/DEC (2000)

02:59:27.380 +14:47:57.44

44.864083 +14.799289

Type

SN Ia

Redshift

0.034

Discovery Report Classification Report

Reporting Group

PIKA

Discovering Data Source

PIKA

Discovery Date

2017-01-29 17:25:10.000

TNS AT

Y

Public

Y

Host Name

2MASX J02592769+1447417

Discovery Mag

17.3

Filter

Clear-

Reporter/s

J. Vales

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
	770	2017-02-01 10:43:58	BAO-2.16m / Cassegrain	3600	Junjun Jia,Min He(NAOC)	Liming Rui	None	tns_2017yi_2457785.9472_BAO-2.16m_Cassegrain.txt		Object			A spectrum taken on Feb. 02.94 2017 with the Xinglong 2.16-m telescope of NAOC,the "Supernova Identification" code (SNID; Blondin and Tonry 2007, ApJ, 666, 1024) shows that it matches with SN 2003du at t = -9 days from the maximum light.
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 A spectrum taken on Feb. 02.94 2017 with the Xinglong 2.16-m telescope of NAOC,the "Supernova Identification" code (SNID; Blondin and Tonry 2007, ApJ, 666, 1024) shows that it matches with SN 2003du at t = -9 days from the maximum light.

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

G-Gaia

Gaia_Gaia-photometric

2017-01-17 23:00:57 - 2017-02-15 04:13:26

2457771.4589931 - 2457799.6759954

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
13723	2017-02-15 04:13:26	2457799.6759954	17.54	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
13722	2017-01-17 23:00:57	2457771.4589931			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

Clear-

Other_Other

2017-01-29 17:25:10 - 2017-01-29 17:25:10

2457783.2258102 - 2457783.2258102

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
12470	2017-01-29 17:25:10	2457783.2258102	17.3			ABMag	Clear-	Other_Other	75	J. Vales	Supernova was discovered by J. Vales at Crni Vrh Observatory on four unfiltered CCD images, taken on 2017 January 29.726-29.772 UT with the 60-cm f/3.3 Cichocki reflector in the course of the Comet and Asteroid Search Program (PIKA).

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

9309

2017-02-21 18:40:56

Gaia_Bot1

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

GaiaAlerts

GaiaAlerts

02:59:27.380

+14:47:57.44

2017-02-15 04:13:26.000

17.54

G-Gaia

PSN

Gaia17ala

GaiaAlerts

confirmed SN Ia, SN 2017yi, near galaxy 2MASX J02592769+1447417 GS-TEC predicts SN Ia

N

8402

2017-01-30 17:59:55

Blaz Mikuz

J. Vales

PIKA

PIKA

02:59:27.360

+14:47:57.30

2017-01-29 17:25:10.000

17.3

Clear-

1

PSN

2MASX J02592769+1447417

PIKA

2017TNSTR.131....1V

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2017yi_atrep_8402_PIKA.jpg		2017-01-30 17:59:55	Blaz Mikuz

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

760

2017-02-02 06:33:38

Liming Rui

Liming Rui, Xiaofeng Wang, Danfeng Xiang, Wenxiong Li (THU), Junjun Jia,Min He, Tianmeng Zhang (NAOC), Jujia Zhang(YNAO)

None

SN Ia

0.034

1

TNTS

2017TNSCR.143....1R

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
770	2017-02-01 10:43:58	BAO-2.16m / Cassegrain	3600	Junjun Jia,Min He(NAOC)	Liming Rui	None	tns_2017yi_2457785.9472_BAO-2.16m_Cassegrain.txt		Object			A spectrum taken on Feb. 02.94 2017 with the Xinglong 2.16-m telescope of NAOC,the "Supernova Identification" code (SNID; Blondin and Tonry 2007, ApJ, 666, 1024) shows that it matches with SN 2003du at t = -9 days from the maximum light.

Comments

Object coordinates updated

Object coordinates updated according to AT-report 9309 of Group GaiaAlerts
Previous RA, DEC: 02:59:27.360, +14:47:57.30 (44.864, +14.79925)
Updated RA, DEC: 02:59:27.380, +14:47:57.44 (44.864083, 14.799289)

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