2023achj | Transient Name Server

RA/DEC (2000)

08:36:07.467 +25:06:47.06

129.031110467 +25.11307318

Type

SN II

Redshift

0.023

Discovery Report Classification Report

Related AstroNotes: 2024-23

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2023-12-31 12:58:35.616

TNS AT

Y

Public

Y

Discovery Mag

18.074

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 (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), S. Srivastav, S. Ramaiya, J. Gillanders, L. Rhodes, A. Andersson, H. Stevance (Oxford), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB)

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
	16516	2024-01-16 06:11:39	ESO-NTT / EFOSC2-NTT	600	Konrad Grzesiak, Mateusz Bronikowski	Mariusz Gromadzki	ePESSTO+	tns_2023achj_2024-01-16_06-11-39_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2023achj_2024-01-16_06-11-39_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

BG-q-BlackGem

BG4_BlackGEM-Cam4

2023-11-23 06:28:08 - 2024-01-04 03:43:49

2460271.769537 - 2460313.6554282

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
465262	2024-01-04 03:43:49	2460313.6554282	17.64	0.03	20.86	ABMag	BG-q-BlackGem	BG4_BlackGEM-Cam4	60	robotic
465261	2023-11-23 06:28:08	2460271.769537			20.01	ABMag	BG-q-BlackGem	BG4_BlackGEM-Cam4	60	robotic	[Last non detection]

r-ZTF

P48_ZTF-Cam

2024-01-02 06:47:31 - 2024-01-02 06:47:31

2460311.783 - 2460311.783

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
383283	2024-01-02 06:47:31	2460311.783	17.68			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF

g-ZTF

P48_ZTF-Cam

2023-12-18 11:08:10 - 2024-01-02 10:45:07

2460296.964 - 2460311.948

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
383284	2024-01-02 10:45:07	2460311.948	17.71			ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF
383282	2023-12-18 11:08:10	2460296.964			20.58	ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF	[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2023-12-31 12:58:36 - 2023-12-31 12:58:36

2460310.04069 - 2460310.04069

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
383089	2023-12-31 12:58:36	2460310.04069	18.074	0.117	18.87	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

orange-ATLAS

ATLAS-HKO_ATLAS-02

2023-12-24 11:05:09 - 2023-12-24 11:05:09

2460302.96191 - 2460302.96191

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
383088	2023-12-24 11:05:09	2460302.96191			18.92	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

w-P1

PS1_GPC1

2024-01-02 13:40:38 - 2024-01-02 13:40:38

2460312.06988 - 2460312.06988

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
383628	2024-01-02 13:40:38	2460312.06988	17.67	0.02	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

242773

2025-01-29 14:46:02

BlackGEM_Bot1

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

BlackGEM

BlackGEM

08:36:07.432

+25:06:47.19

2024-01-04 03:43:49.000

17.64

BG-q-BlackGem

1

PSN

BGEM J083607.43+250647.1

BlackGEM

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2023achj_atrep_242773_BlackGEM.pdf	Finding Chart	2025-01-29 14:46:05	BlackGEM_Bot1

198647

2024-01-03 14:20:48

PS1_Bot1

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

Pan-STARRS

Pan-STARRS

08:36:07.467

+25:06:47.06

2024-01-02 13:40:37.632

17.67

w-P1

PSN

PS24bb

Pan-STARRS

N

198471

2024-01-02 11:35:42

ZTF_Bot1

C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration

ZTF

ZTF

08:36:07.473

+25:06:46.93

2024-01-02 06:47:31.200

17.68

r-ZTF

PSN

ZTF24aaabbse

ZTF

N

198370

2024-01-01 01:41:10

ATLAS_Bot1

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

ATLAS

ATLAS

08:36:07.451

+25:06:47.10

2023-12-31 12:58:35.616

18.074

orange-ATLAS

PSN

ATLAS23yci

ATLAS

2024TNSTR...1....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

16429

2024-01-16 18:53:46

ePESSTOplus_Bot1

Konrad Grzesiak, Mateusz Bronikowski, Mariusz Gromadzki, O. Yaron on behalf of ePESSTO+

ePESSTO+

SN II

0.023

1

ePESSTO+

2024TNSCR.169....1G

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
16516	2024-01-16 06:11:39	ESO-NTT / EFOSC2-NTT	600	Konrad Grzesiak, Mateusz Bronikowski	Mariusz Gromadzki	ePESSTO+	tns_2023achj_2024-01-16_06-11-39_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci	tns_2023achj_2024-01-16_06-11-39_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 198647 of Group Pan-STARRS
Previous RA, DEC: 08:36:07.473, +25:06:46.93 (129.0311391, +25.1130367)
Updated RA, DEC: 08:36:07.467, +25:06:47.06 (129.031110467, 25.11307318)

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Object coordinates updated

Object coordinates updated according to AT-report 198471 of Group ZTF
Previous RA, DEC: 08:36:07.451, +25:06:47.10 (129.031044, +25.113084)
Updated RA, DEC: 08:36:07.473, +25:06:46.93 (129.0311391, 25.1130367)

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