2018pj | Transient Name Server

RA/DEC (2000)

07:10:31.737 +32:38:45.34

107.632238376 +32.6459273532

Type

SN Ia

Redshift

0.055

Discovery Report Classification Report

Reporting Group

ASAS-SN

Discovering Data Source

ASAS-SN

Discovery Date

2018-02-04 04:04:48.000

TNS AT

Y

Public

Y

Host Name

2MASX J07103280+3238411

Discovery Mag

18

Filter

g-Sloan

Reporter/s

J. Brimacombe, J. V. Shields, K. Z. Stanek, for the ASAS-SN team

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

ASASSN-4_Leavitt_g

▌

ATLAS-MLO_ATLAS-01_orange

▌

ATLAS-HKO_ATLAS-02_orange

▌

PS1_GPC1_w

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
	1720	2018-02-08 04:00:01	Lick-3m / KAST	1845	C. Rojas-Bravo	G. Dimitriadis	None	tns_2018pj_2018-02-08_04-00-01_Lick_3m_KAST.flm		Object
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

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

g-Sloan

ASASSN-4_Leavitt

2018-01-28 01:55:12 - 2018-02-04 04:04:48

2458146.58 - 2458153.67

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
25257	2018-02-04 04:04:48	2458153.67	18			ABMag	g-Sloan	ASASSN-4_Leavitt
25256	2018-01-28 01:55:12	2458146.58			17.3	ABMag	g-Sloan	ASASSN-4_Leavitt			[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2018-02-04 10:03:21 - 2018-02-04 10:03:21

2458153.9189931 - 2458153.9189931

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
25272	2018-02-04 10:03:21	2458153.9189931	18.005	0.069	19.13	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

orange-ATLAS

ATLAS-HKO_ATLAS-02

2018-02-02 11:03:50 - 2018-02-02 11:03:50

2458151.9609954 - 2458151.9609954

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
25271	2018-02-02 11:03:50	2458151.9609954			14.57	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

w-P1

PS1_GPC1

2018-02-20 05:36:57 - 2018-02-20 05:36:57

2458169.7339931 - 2458169.7339931

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
25738	2018-02-20 05:36:57	2458169.7339931	18.22	0.02	22	ABMag	w-P1	PS1_GPC1	45	Robot

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
17075	2018-02-27 18:41:05	PS1_Bot1	K. C. Chambers, M. E. Huber, H. Flewelling et al.	Pan-STARRS	Pan-STARRS	07:10:31.737	+32:38:45.34	2018-02-20 05:36:57.000	18.22	w-P1		PSN		PS18ju	Pan-STARRS				N
16795	2018-02-08 15:01:01	ATLAS_Bot1	J. Tonry, B. Stalder, L. Denneau et al.	ATLAS	ATLAS	07:10:31.760	+32:38:45.82	2018-02-04 10:03:21.000	18.005	orange-ATLAS		PSN		ATLAS18lzh	ATLAS				N
16787	2018-02-06 03:25:18	Krzysztof Stanek	J. Brimacombe, J. V. Shields, K. Z. Stanek et al.	ASAS-SN	ASAS-SN	07:10:31.733	+32:38:46.43	2018-02-04 04:04:48.000	18	g-Sloan		PSN	2MASX J07103280+3238411	ASASSN-18bw	ASAS-SN		On the rise, confirmed in follow-up imaging, unknown redshift host galaxy	2018TNSTR.165....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

1715

2018-02-11 00:26:16

UCSCTr_Bot1

G. Dimitriadis, Y.-C. Pan, C. Rojas-Bravo, R. J. Foley (UCSC)

None

SN Ia

0.055

1

SN Ia at -4 days. We measure an Si II 6355 velocity of -14,500 km/s. ATel 11284

2018TNSCR.196....1D

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
1720	2018-02-08 04:00:01	Lick-3m / KAST	1845	C. Rojas-Bravo	G. Dimitriadis	None	tns_2018pj_2018-02-08_04-00-01_Lick_3m_KAST.flm		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 17075 of Group Pan-STARRS1
Previous RA, DEC: 07:10:31.733, +32:38:46.43 (107.63222, +32.64623)
Updated RA, DEC: 07:10:31.737, +32:38:45.34 (107.632238376, 32.6459273532)

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Finding Chart

http://www.astronomy.ohio-state.edu/~assassin/followup/asassn-18bw.png

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