2024ulb | Transient Name Server

RA/DEC (2000)

01:23:48.965 -15:42:36.90

20.9540199 -15.7102499

Type

SN Ia-91bg-like

Redshift

0.044

Discovery Report Classification Report

Related AstroNotes: 2024-248

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2024-09-01 06:38:53.664

TNS AT

Y

Public

Y

Discovery Mag

18.313

Filter

orange-ATLAS

Reporter/s

J. Tonry, L. Denneau, H. Weiland, A. Lawrence, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt (Oxford/QUB), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, P. Ramsden, C. R. Angus, A. Wilson (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), S. Srivastav, J. Gillanders, L. Rhodes, H. Stevance (Oxford), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB), B. P. Schmidt (ANU)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

ATLAS-CHL_ATLAS-04_orange

▌

P48_ZTF-Cam_r

▌

P48_ZTF-Cam_g

▌

ATLAS-MLO_ATLAS-01_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
	18055	2024-09-09 05:55:00	ESO-NTT / EFOSC2-NTT	899	Mauricio Ramirez, Bastian Ayala	Raya Dastidar, Amit Kumar	ePESSTO+	tns_2024ulb_2024-09-09_05-55-00_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2024ulb_2024-09-09_05-55-00_ESO-NTT_EFOSC2-NTT_ePESSTO+.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-CHL_ATLAS-04

2024-09-01 06:38:54 - 2024-09-01 06:38:54

2460554.77701 - 2460554.77701

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
430953	2024-09-01 06:38:54	2460554.77701	18.313	0.115	19.38	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot

r-ZTF

P48_ZTF-Cam

2024-08-28 09:55:38 - 2024-09-16 08:51:22

2460550.9136343 - 2460569.8690046

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
433301	2024-09-16 08:51:22	2460569.8690046	18.612	0.106525		ABMag	r-ZTF	P48_ZTF-Cam
433299	2024-08-28 09:55:38	2460550.9136343			20.4224	ABMag	r-ZTF	P48_ZTF-Cam			[Last non detection]

g-ZTF

P48_ZTF-Cam

2024-09-01 07:55:44 - 2024-09-01 07:55:44

2460554.8303704 - 2460554.8303704

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
433300	2024-09-01 07:55:44	2460554.8303704	18.8006	0.0671313		ABMag	g-ZTF	P48_ZTF-Cam

orange-ATLAS

ATLAS-MLO_ATLAS-01

2024-08-31 13:59:46 - 2024-08-31 13:59:46

2460554.08317 - 2460554.08317

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
430952	2024-08-31 13:59:46	2460554.08317			19.48	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	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
225571	2024-09-16 09:14:45	Fritz	Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al.	ZTF	ZTF	01:23:48.965	-15:42:36.90	2024-09-01 07:55:44.002	18.8006	g-ZTF		PSN		ZTF24abengup	ZTF				N
224374	2024-09-03 15:18:14	ATLAS_Bot1	J. Tonry,L. Denneau,H. Weiland et al.	ATLAS	ATLAS	01:23:48.883	-15:42:35.74	2024-09-01 06:38:53.664	18.313	orange-ATLAS		PSN		ATLAS24nuo	ATLAS			2024TNSTR3260....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

17968

2024-09-09 16:38:26

ePESSTOplus_Bot1

Mauricio Ramirez, Bastian Ayala, Raya Dastidar, Amit Kumar, Ofer Yaron on behalf of ePESSTO+

ePESSTO+

SN Ia-91bg-like

0.044

1

ePESSTO+

2024TNSCR3408....1R

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
18055	2024-09-09 05:55:00	ESO-NTT / EFOSC2-NTT	899	Mauricio Ramirez, Bastian Ayala	Raya Dastidar, Amit Kumar	ePESSTO+	tns_2024ulb_2024-09-09_05-55-00_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2024ulb_2024-09-09_05-55-00_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 225571 of Group ZTF
Previous RA, DEC: 01:23:48.883, -15:42:35.74 (20.9536777778, -15.7099288889)
Updated RA, DEC: 01:23:48.965, -15:42:36.90 (20.9540199, -15.7102499)

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