2016eja | Transient Name Server

RA/DEC (2000)

22:25:31.800 +38:59:03.30

336.3825 +38.98425

Type

SN Ia

Redshift

0.03

Discovery Report Classification Report

Reporting Group

ASAS-SN

Discovering Data Source

ASAS-SN

Discovery Date

2016-07-26 10:04:48.000

TNS AT

Y

Public

Y

Host Name

2MASX J22253147+3859010

Discovery Mag

16.8

Filter

V-Johnson

Reporter/s

Jonathan Brown, for the ASAS-SN team

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

Gaia_Gaia-photometric_G

▌

ASASSN-1_Brutus_V

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
	308	2016-07-28 03:20:17	LT / SPRAT	400	Bersier	Bersier	ASAS-SN	tns_2016eja_2016-07-28_03-20-17_LT_SPRAT_ASAS-SN.dat		Object			A spectrum was obtained with the SPRAT spectrograph mounted on the robotic 2m Liverpool Telescope at the Roque de los Muchachos observatory (La Palma). Observations started on 2016 Jul 28.14.
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 was obtained with the SPRAT spectrograph mounted on the robotic 2m Liverpool Telescope at the Roque de los Muchachos observatory (La Palma). Observations started on 2016 Jul 28.14.

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

G-Gaia

Gaia_Gaia-photometric

2016-06-29 08:22:33 - 2016-08-09 01:29:16

2457568.8489931 - 2457609.5619907

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
5645	2016-08-09 01:29:16	2457609.5619907	17.32	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
5644	2016-06-29 08:22:33	2457568.8489931			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

V-Johnson

ASASSN-1_Brutus

2016-07-22 10:33:36 - 2016-07-26 10:04:48

2457591.94 - 2457595.92

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
4899	2016-07-26 10:04:48	2457595.92	16.8			VegaMag	V-Johnson	ASASSN-1_Brutus	270	ASASSN
4898	2016-07-22 10:33:36	2457591.94			17	VegaMag	V-Johnson	ASASSN-1_Brutus	270	ASASSN	[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
4272	2016-08-12 18:31:37	Gaia_Bot1	A. Delgado, D. Harrison, S. Hodgkin et al.	GaiaAlerts	GaiaAlerts	22:25:31.800	+38:59:03.30	2016-08-09 01:29:16.000	17.32	G-Gaia		PSN		Gaia16azu	GaiaAlerts		confirmed SN Ia near 2MASX J22253147+3859010		N
3856	2016-07-26 19:12:06	Jonathan Brown	Jonathan Brown, for the ASAS-SN team	ASAS-SN	ASAS-SN	22:25:31.759	+38:59:03.50	2016-07-26 10:04:48.000	16.8	V-Johnson		PSN	2MASX J22253147+3859010	ASASSN-16hr	ASAS-SN			2016TNSTR.487....1B	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

300

2016-07-28 09:05:32

David Bersier

David Bersier

ASAS-SN

SN Ia

0.03

1

ASAS-SN

This is a normal type Ia supernova a few days before maximum light. An emission line is clearly visible in the 2D image. Identifying this line with H alpha yields a redshift for the host galaxy of z=0.030.

2016TNSCR.496....1B

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
308	2016-07-28 03:20:17	LT / SPRAT	400	Bersier	Bersier	ASAS-SN	tns_2016eja_2016-07-28_03-20-17_LT_SPRAT_ASAS-SN.dat		Object			A spectrum was obtained with the SPRAT spectrograph mounted on the robotic 2m Liverpool Telescope at the Roque de los Muchachos observatory (La Palma). Observations started on 2016 Jul 28.14.

Comments

Object coordinates updated

Object coordinates updated according to AT-report 4272 of Group GaiaAlerts
Previous RA, DEC: 22:25:31.759, +38:59:03.50 (336.382329, +38.984306)
Updated RA, DEC: 22:25:31.800, +38:59:03.30 (336.3825, 38.98425)

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