2024ackh | Transient Name Server

RA/DEC (2000)

04:48:59.030 -32:07:37.42

72.245958 -32.127061

Type

SN II

Redshift

0.042

Discovery Report Classification Report

Related AstroNotes: 2024-355

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2024-11-27 04:25:47.712

TNS AT

Y

Public

Y

Discovery Mag

18.649

Filter

cyan-ATLAS

Reporter/s

J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)

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
	18944	2024-12-05 06:34:13	ESO-NTT / EFOSC2-NTT	2699	Joao Duarte, Rita Santos	Melzie Ghendrih, Andrew Milligan	ePESSTO+	tns_2024ackh_2024-12-05_06-34-13_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2024ackh_2024-12-05_06-34-13_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
	18891	2024-11-29 00:00:00	UH88 / SNIFS		C. Angus		SCAT	tns_2024ackh_2024-11-29_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

L-GOTO

GOTO-S_GOTO-4

2024-12-11 11:59:46 - 2024-12-11 11:59:46

2460655.999844 - 2460655.999844

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
452495	2024-12-11 11:59:46	2460655.999844	18.5	0.08		ABMag	L-GOTO	GOTO-S_GOTO-4	180

L-GOTO

GOTO-S_GOTO-3

2024-11-22 10:54:06 - 2024-11-22 10:54:06

2460636.954235 - 2460636.954235

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
452494	2024-11-22 10:54:06	2460636.954235			20.1	ABMag	L-GOTO	GOTO-S_GOTO-3	180		[Last non detection]

cyan-ATLAS

ATLAS-CHL_ATLAS-04

2024-11-27 04:25:48 - 2024-11-27 04:25:48

2460641.68458 - 2460641.68458

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
449105	2024-11-27 04:25:48	2460641.68458	18.649	0.081	19.68	ABMag	cyan-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot

orange-ATLAS

ATLAS-STH_ATLAS-03

2024-11-24 22:17:21 - 2024-11-24 22:17:21

2460639.42872 - 2460639.42872

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
449104	2024-11-24 22:17:21	2460639.42872			19.38	ABMag	orange-ATLAS	ATLAS-STH_ATLAS-03	30	Robot	[Last non detection]

G-Gaia

Gaia_Gaia-photometric

2024-08-07 01:46:34 - 2024-12-08 07:13:26

2460529.574 - 2460652.801

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
452708	2024-12-08 07:13:26	2460652.801	18.47	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
452707	2024-08-07 01:46:34	2460529.574			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		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	Bibcode	Unreal	Auto classification
235729	2024-12-12 09:58:40	Gaia_Bot1	S.T. Hodgkin,E. Breedt,A. Delgado et al.	GaiaAlerts	GaiaAlerts	04:48:59.030	-32:07:37.42	2024-12-08 07:13:26.400	18.47	G-Gaia		PSN		Gaia24dpl	GaiaAlerts		Confirmed SN II		N
235653	2024-12-11 14:04:27	GOTO_bot	D. O'Neill,T. Killestein,K. Ackley et al.	GOTO	GOTO	04:48:59.016	-32:07:37.17	2024-12-11 11:59:46.176	18.5	L-GOTO		Other		GOTO24iyu	GOTO		This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: M.T. Mazzucato, Antonio Pasqua, Svetoslav Alexandrov, Henryk Krawczyk, Jose Alberto da Silva Campos		N
233924	2024-11-27 13:57:19	ATLAS_Bot1	J. Tonry,L. Denneau,H. Weiland et al.	ATLAS	ATLAS	04:48:59.010	-32:07:37.63	2024-11-27 04:25:47.712	18.649	cyan-ATLAS		PSN		ATLAS24qqp	ATLAS			2024TNSTR4658....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

18849

2024-12-05 14:00:21

ePESSTOplus_Bot1

Joao Duarte, Rita Santos, Melzie Ghendrih, Andrew Milligan, E. A. Zimmerman on behalf of ePESSTO+

ePESSTO+

SN II

0.042

1

ePESSTO+

2024TNSCR4774....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
18944	2024-12-05 06:34:13	ESO-NTT / EFOSC2-NTT	2699	Joao Duarte, Rita Santos	Melzie Ghendrih, Andrew Milligan	ePESSTO+	tns_2024ackh_2024-12-05_06-34-13_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2024ackh_2024-12-05_06-34-13_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits	Object

18796

2024-11-29 12:33:34

Charlotte Angus

C. Angus (QUB) on behalf of SCAT

SCAT

SN

0.042

1

SCAT

Spectrum taken with UH88/SNIFS on 29/11/2024. Transient spectrum shows a blue continuum with no strong features. Weak h-alpha emission is consistent with host redshift of z=0.042 in NED.

2024TNSCR4689....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
18891	2024-11-29 00:00:00	UH88 / SNIFS		C. Angus		SCAT	tns_2024ackh_2024-11-29_UH88_SNIFS_SCAT.dat		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 235729 of Group GaiaAlerts
Previous RA, DEC: 04:48:59.010, -32:07:37.63 (72.2458733333, -32.1271183333)
Updated RA, DEC: 04:48:59.030, -32:07:37.42 (72.245958, -32.127061)

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