2024ecb | Transient Name Server

RA/DEC (2000)

14:53:33.813 +03:06:40.61

223.390887896 +3.11127929739

Type

SN IIb

Redshift

0.0444

Discovery Report Classification Report

Reporting Group

AMPEL

Discovering Data Source

ZTF

Discovery Date

2024-03-10 07:55:22.368

TNS AT

Y

Public

Y

Discovery Mag

19.08

Filter

r-ZTF

Reporter/s

J. Nordin, V. Brinnel, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron (Weizmann) on behalf of ZTF

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

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
	16905	2024-04-04 02:00:04	LT / SPRAT		Daniel Perley, Jacob Wise, K-Ryan Hinds, Aleksandra Bochenek	Jacob Wise	ZTF	tns_2024ecb_2024-04-04_02-00-04.153_LT_SPRAT_ZTF.spec		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-CHL_ATLAS-04

2024-03-10 07:09:28 - 2024-03-10 07:09:28

2460379.79824 - 2460379.79824

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
395587	2024-03-10 07:09:28	2460379.79824	19.116	0.186	19.34	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot

orange-ATLAS

ATLAS-STH_ATLAS-03

2024-03-04 03:33:54 - 2024-03-04 03:33:54

2460373.64854 - 2460373.64854

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
395586	2024-03-04 03:33:54	2460373.64854			15.68	ABMag	orange-ATLAS	ATLAS-STH_ATLAS-03	30	Robot	[Last non detection]

BG-q-BlackGem

BG4_BlackGEM-Cam4

2024-02-01 07:55:12 - 2024-02-01 07:55:12

2460341.83 - 2460341.83

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
396953	2024-02-01 07:55:12	2460341.83			20.09	ABMag	BG-q-BlackGem	BG4_BlackGEM-Cam4	60	robotic	[Last non detection]

BG-q-BlackGem

BG2_BlackGEM-Cam2

2024-03-13 04:41:18 - 2024-03-13 04:41:18

2460382.6953472 - 2460382.6953472

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
396954	2024-03-13 04:41:18	2460382.6953472	19.27	0.07	21.1	ABMag	BG-q-BlackGem	BG2_BlackGEM-Cam2	60	robotic

r-ZTF

P48_ZTF-Cam

2024-03-10 07:55:22 - 2024-03-10 07:55:22

2460379.8301157 - 2460379.8301157

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
395162	2024-03-10 07:55:22	2460379.8301157	19.08	0.13	19.86	ABMag	r-ZTF	P48_ZTF-Cam	30

w-P1

PS1_GPC1

2024-03-18 13:45:29 - 2024-03-18 13:45:29

2460388.07325 - 2460388.07325

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
400350	2024-03-18 13:45:29	2460388.07325	19.15	0.01	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

207433

2024-04-11 16:38:55

PS1_Bot1

K. C. Chambers, T. de Boer, J. Herman et al.

Pan-STARRS

Pan-STARRS

14:53:33.813

+03:06:40.61

2024-03-18 13:45:28.800

19.15

w-P1

PSN

PS24bnx

Pan-STARRS

N

205890

2024-03-23 09:04:10

BlackGEM_Bot1

H. Tranin, F. Stoppa, D. Pieterse et al.

BlackGEM

BlackGEM

14:53:33.784

+03:06:40.86

2024-03-13 04:41:18.000

19.27

BG-q-BlackGem

1

PSN

BGEM J145333.78+030640.8

BlackGEM

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2024ecb_atrep_205890_BlackGEM.pdf	Finding Chart	2024-03-23 09:04:11	BlackGEM_Bot1

205273

2024-03-15 11:18:28

ATLAS_Bot1

J. Tonry, L. Denneau, H. Weiland et al.

ATLAS

ATLAS

14:53:33.824

+03:06:40.61

2024-03-10 07:09:27.936

19.116

orange-ATLAS

PSN

ATLAS24dpx

ATLAS

N

205068

2024-03-10 12:22:03

ZTF_AMPEL_NEW

J. Nordin, V. Brinnel, J. van Santen (HU Berlin) et al.

AMPEL

ZTF

14:53:33.821

+03:06:40.73

2024-03-10 07:55:22.368

19.08

r-ZTF

PSN

ZTF24aahaanm

AMPEL

AmpelZ0.044 (N3)

2024TNSTR.645....1N

N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

16818

2024-04-05 13:23:29

Jacob Wise

Jacob Wise (LJMU), K-Ryan Hinds (LJMU), Daniel Perley (LJMU), Aleksandra Bochenek (LJMU)

ZTF

SN IIb

0.0444

1

1

ZTF

Spectrum is well fit by template spectra from previously classified SN IIb events at z=0.0444. Classification performed using Next Generation Superfit (NGSF, Goldwasser et al. 2022).

2024TNSCR.950....1W

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2024ecb_classrep_16818_ZTF.pdf		2024-04-05 13:23:29	Jacob Wise

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
16905	2024-04-04 02:00:04	LT / SPRAT		Daniel Perley, Jacob Wise, K-Ryan Hinds, Aleksandra Bochenek	Jacob Wise	ZTF	tns_2024ecb_2024-04-04_02-00-04.153_LT_SPRAT_ZTF.spec		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 207433 of Group Pan-STARRS
Previous RA, DEC: 14:53:33.821, +03:06:40.73 (223.3909203, +3.111314)
Updated RA, DEC: 14:53:33.813, +03:06:40.61 (223.390887896, 3.11127929739)

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