2019kbj | Transient Name Server

RA/DEC (2000)

22:11:21.930 +19:37:03.48

332.841376171 +19.6176320655

Type

SN Ibn

Redshift

0.048

Discovery Report Classification Report

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2019-07-01 11:42:43.000

TNS AT

Y

Public

Y

Discovery Mag

17.864

Filter

orange-ATLAS

Reporter/s

J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, D. O'Neill, P. Clark, M. Fulton, J. Gillanders (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

ATLAS-MLO_ATLAS-01_orange

▌

ATLAS-HKO_ATLAS-02_cyan

▌

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
	11661	2019-07-10 10:16:50	FTN / FLOYDS-N	3600	Robotic	D. Hiramatsu	Global SN Project	tns_2019kbj_2019-07-10_10-16-50_FTN_FLOYDS-N_Global_SN_Project.ascii	tns_2019kbj_2019-07-10_10-16-50_FTN_FLOYDS-N_Global_SN_Project.fits	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
	4455	2019-07-03 11:48:12	FTN / FLOYDS-N	3600	Las Cumbres Observatory	Daichi Hiramatsu	Global SN Project	tns_2019kbj_2019-07-03_11-48-12_FTN_FLOYDS-N_Global_SN_Project.ascii	tns_2019kbj_2019-07-03_11-48-12_FTN_FLOYDS-N_Global_SN_Project.fits	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

orange-ATLAS

ATLAS-MLO_ATLAS-01

2019-07-01 11:42:43 - 2019-07-01 11:42:43

2458665.9879977 - 2458665.9879977

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
76128	2019-07-01 11:42:43	2458665.9879977	17.864	0.102	19.44	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

cyan-ATLAS

ATLAS-HKO_ATLAS-02

2019-06-29 14:21:07 - 2019-06-29 14:21:07

2458664.0979977 - 2458664.0979977

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
76127	2019-06-29 14:21:07	2458664.0979977			19.85	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

w-P1

PS1_GPC1

2019-07-27 13:53:45 - 2019-07-27 13:53:45

2458692.0789931 - 2458692.0789931

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
81559	2019-07-27 13:53:45	2458692.0789931	19.53	0.05	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
42966	2019-08-02 21:35:03	PS1_Bot1	K. C. Chambers,T. de Boer,J. Bulger et al.	Pan-STARRS	Pan-STARRS	22:11:21.930	+19:37:03.48	2019-07-27 13:53:45.000	19.53	w-P1		PSN		PS19dzw	Pan-STARRS				N
40428	2019-07-02 08:46:36	ATLAS_Bot1	J. Tonry,L. Denneau,A. Heinze et al.	ATLAS	ATLAS	22:11:21.934	+19:37:03.50	2019-07-01 11:42:43.000	17.864	orange-ATLAS		PSN		ATLAS19ohl	ATLAS			2019TNSTR1121....1T	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

11607

2022-01-05 09:01:25

Iair Arcavi

Iair Arcavi, Tom Ben-Ami (Tel Aviv), Daichi Hiramatsu (Harvard), D. Andrew Howell, Jamison Burke, Craig Pellegrino (Las Cumbres / UCSB) and Curtis McCully (Las Cumbres)

Global SN Project

SN Ibn

0.048

1

Global SN Project

Given the narrow He I lines which developed in the spectrum, we re-classify this event as a Ibn.

2022TNSCR..33....1A

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
11661	2019-07-10 10:16:50	FTN / FLOYDS-N	3600	Robotic	D. Hiramatsu	Global SN Project	tns_2019kbj_2019-07-10_10-16-50_FTN_FLOYDS-N_Global_SN_Project.ascii	tns_2019kbj_2019-07-10_10-16-50_FTN_FLOYDS-N_Global_SN_Project.fits	Object

4448

2019-07-03 21:14:05

Daichi Hiramatsu

Daichi Hiramatsu, Iair Arcavi, Jamison Burke, Griffin Hosseinzadeh, D. Andrew Howell, Curtis McCully, Craig Pellegrino, Stefano Valenti

Global SN Project

SN II

0.048

1

Global SN Project

The blue continuum with the flash features suggests a very young Type II. The redshift is measured from the host lines in the 2D spectrum.

2019TNSCR1137....1H

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
4455	2019-07-03 11:48:12	FTN / FLOYDS-N	3600	Las Cumbres Observatory	Daichi Hiramatsu	Global SN Project	tns_2019kbj_2019-07-03_11-48-12_FTN_FLOYDS-N_Global_SN_Project.ascii	tns_2019kbj_2019-07-03_11-48-12_FTN_FLOYDS-N_Global_SN_Project.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 42966 of Group Pan-STARRS1
Previous RA, DEC: 22:11:21.934, +19:37:03.50 (332.841391111, +19.61764)
Updated RA, DEC: 22:11:21.930, +19:37:03.48 (332.841376171, 19.6176320655)

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