2023ibn | Transient Name Server

RA/DEC (2000)

19:43:24.016 +51:32:31.13

295.85006798333 +51.541979966667

Type

SN Ia

Redshift

0.08

Discovery Report Classification Report

Reporting Group

None

Discovering Data Source

ZTF

Discovery Date

2023-05-12 09:41:54.240

TNS AT

Y

Public

Y

Discovery Mag

18.9

Filter

g-Sloan

Reporter/s

Tomas Ahumada

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

P48_ZTF-Cam_r

▌

P48_ZTF-Cam_g

▌

ATLAS-HKO_ATLAS-02_orange

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
	15049	2023-05-25 13:32:08	UH88 / SNIFS	900	Aaron Do		SCAT	tns_2023ibn_2023-05-25_13-32-08_UH88_SNIFS_SCAT.dat		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

r-ZTF

P48_ZTF-Cam

2023-05-03 10:11:42 - 2023-05-17 09:47:03

2460067.9247917 - 2460081.9076736

4

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
343292	2023-05-17 09:47:03	2460081.9076736	18.7933	0.0764908	20.4524	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
343290	2023-05-14 10:18:57	2460078.9298264	18.8789	0.0772546	20.3858	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
343288	2023-05-12 10:52:50	2460076.9533565	18.9453	0.0852622	20.3481	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
343286	2023-05-03 10:11:42	2460067.9247917			19.3764	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF

g-ZTF

P48_ZTF-Cam

2023-05-03 09:12:49 - 2023-05-17 08:41:18

2460067.8839 - 2460081.8620139

5

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
343291	2023-05-17 08:41:18	2460081.8620139	18.7073	0.0713474	20.5132	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
343289	2023-05-14 08:44:05	2460078.8639468	18.7707	0.0610445	20.5686	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
343287	2023-05-12 09:42:01	2460076.9041782	18.89	0.0762497	20.2367	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
341689	2023-05-12 09:41:54	2460076.9041	18.9	0.08		ABMag	g-Sloan	P48_ZTF-Cam
341688	2023-05-03 09:12:49	2460067.8839			19.37	ABMag	g-Sloan	P48_ZTF-Cam			[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2023-05-14 13:19:06 - 2023-05-22 12:40:56

2460079.05493 - 2460087.02843

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
344270	2023-05-22 12:40:56	2460087.02843	19.023	0.152	19.35	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot
344269	2023-05-14 13:19:06	2460079.05493			19.36	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[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
178307	2023-05-22 15:20:30	ATLAS_Bot1	J. Tonry,L. Denneau,H. Weiland et al.	ATLAS	ATLAS	19:43:24.022	+51:32:31.25	2023-05-22 12:40:56.352	19.023	orange-ATLAS		PSN		ATLAS23lbv	ATLAS				N
177915	2023-05-17 23:54:53	ALeRCE	A. Munoz-Arancibia,G. Pignata,F. Forster et al.	ALeRCE	ZTF	19:43:24.016	+51:32:31.13	2023-05-12 09:42:00.996	18.89	g-ZTF		PSN	WISEA J194324.03+513228.6	ZTF23aajfoed	ALeRCE		Early SN candidate (g-rise > 0.13+-0.01 mag/day, r-rise > 0.10+-0.01 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF23aajfoed		N
177191	2023-05-12 18:51:55	Tomas Ahumada	Tomas Ahumada et al.		ZTF	19:43:24.024	+51:32:31.20	2023-05-12 09:41:54.240	18.9	g-Sloan		PSN						2023TNSTR1066....1A	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

14974

2023-05-25 20:58:59

Aaron Do

Aaron Do (IfA, UH Manoa) on behalf of the SCAT team

SCAT

SN Ia

0.08

1

SCAT

Type Ia-norm a week after maximum light. Phase from SNID (Blondin & Tonry, 2007) is consistent with photometry from ATLAS and ZTF. The SNID redshift is also consistent with the photometric redshift for nearby galaxy J194324.08+513228 in GLADE+.

2023TNSCR1234....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
15049	2023-05-25 13:32:08	UH88 / SNIFS	900	Aaron Do		SCAT	tns_2023ibn_2023-05-25_13-32-08_UH88_SNIFS_SCAT.dat		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 177915 of Group ZTF
Previous RA, DEC: 19:43:24.024, +51:32:31.20 (295.8501, +51.542)
Updated RA, DEC: 19:43:24.016, +51:32:31.13 (295.8500679833333, 51.541979966666666)

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