2024vjb | Transient Name Server

RA/DEC (2000)

04:27:39.844 -05:47:00.87

66.916017 -5.783575

Type

SN Ia

Redshift

0.04

Discovery Report Classification Report

Related AstroNotes: 2024-258

Reporting Group

ASAS-SN

Discovering Data Source

ASAS-SN

Discovery Date

2024-09-11 12:00:00.000

TNS AT

Y

Public

Y

Host Name

WISEA J042739.82-054701.5

Host Redshift

0.040261

Discovery Mag

17.5

Filter

g-Sloan

Reporter/s

K. Z. Stanek, J. Callahan, for the ASAS-SN team

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
	18138	2024-09-15 09:13:41	ESO-NTT / EFOSC2-NTT	1138	L. Asquini, M. Landoni, C. Farias	S. Benetti	None	tns_2024vjb_2024-09-15_09-13-41_ESO-NTT_EFOSC2-NTT.asci		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

cyan-ATLAS

ATLAS-STH_ATLAS-03

2024-09-08 02:41:48 - 2024-09-08 02:41:48

2460561.61236 - 2460561.61236

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
437817	2024-09-08 02:41:48	2460561.61236	18.408	0.104	19.42	ABMag	cyan-ATLAS	ATLAS-STH_ATLAS-03	30	Robot

BG-q-BlackGem

BG4_BlackGEM-Cam4

2024-09-08 08:53:51 - 2024-09-08 08:53:51

2460561.8707292 - 2460561.8707292

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
433431	2024-09-08 08:53:51	2460561.8707292	18.13	0.12	19.79	ABMag	BG-q-BlackGem	BG4_BlackGEM-Cam4	60	robotic

BG-q-BlackGem

BG2_BlackGEM-Cam2

2024-07-16 10:15:24 - 2024-07-16 10:15:24

2460507.9273611 - 2460507.9273611

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
433430	2024-07-16 10:15:24	2460507.9273611			19.76	ABMag	BG-q-BlackGem	BG2_BlackGEM-Cam2	60	robotic	[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2024-09-07 13:17:04 - 2024-09-07 13:17:04

2460561.05352 - 2460561.05352

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
437816	2024-09-07 13:17:04	2460561.05352			19.3	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

g-Sloan

ASASSN-1_Brutus

2024-09-06 12:00:00 - 2024-09-11 12:00:00

2460560 - 2460565

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
433063	2024-09-11 12:00:00	2460565	17.5			ABMag	g-Sloan	ASASSN-1_Brutus
433062	2024-09-06 12:00:00	2460560			18.1	ABMag	g-Sloan	ASASSN-1_Brutus			[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

227668

2024-10-03 20:44:52

ATLAS_Bot1

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

ATLAS

ATLAS

04:27:39.863

-05:46:59.78

2024-09-08 02:41:47.904

18.408

cyan-ATLAS

PSN

ATLAS24oyb

ATLAS

N

225639

2024-09-17 13:12:02

BlackGEM_Bot1

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

BlackGEM

BlackGEM

04:27:39.844

-05:47:00.87

2024-09-08 08:53:51.000

18.13

BG-q-BlackGem

1

PSN

BGEM J042739.84-054700.8

BlackGEM

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2024vjb_atrep_225639_BlackGEM.pdf	Finding Chart	2024-09-17 13:12:04	BlackGEM_Bot1

225455

2024-09-13 21:42:05

Krzysztof Stanek

K. Z. Stanek,J. Callahan,for the ASAS-SN team et al.

ASAS-SN

ASAS-SN

04:27:39.785

-05:46:59.41

2024-09-11 12:00:00.000

17.5

g-Sloan

PSN

WISEA J042739.82-054701.5

ASASSN-24fv

ASAS-SN

Present in several epochs, close to the host galaxy core, so could also be a TDE

2024TNSTR3475....1S

N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

18051

2024-09-17 09:44:30

Andrea Reguitti

L. Asquini, M. Landoni, S. Campana, A. Reguitti (INAF-OABr), S. Benetti (INAF-OAPd), C. Farias (ESO/La Silla)

None

SN Ia

0.04

1

2024TNSCR3549....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
18138	2024-09-15 09:13:41	ESO-NTT / EFOSC2-NTT	1138	L. Asquini, M. Landoni, C. Farias	S. Benetti	None	tns_2024vjb_2024-09-15_09-13-41_ESO-NTT_EFOSC2-NTT.asci		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 225639 of Group BlackGEM
Previous RA, DEC: 04:27:39.785, -05:46:59.41 (66.91577, -5.78317)
Updated RA, DEC: 04:27:39.844, -05:47:00.87 (66.916017, -5.783575)

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