2024djy | Transient Name Server

RA/DEC (2000)

16:43:22.985 +00:24:00.13

250.845771676 +0.400035842055

Type

SN Ia-91T-like

Redshift

0.02

Discovery Report Classification Report

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2024-02-28 14:31:29.280

TNS AT

Y

Public

Y

Discovery Mag

17.062

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 (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), S. Srivastav, 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
	16719	2024-03-04 05:28:09	LT / SPRAT	1200	Robotic		OxQUB	tns_2024djy_2024-03-04_05-28-08.740_LT_SPRAT_QUB.txt		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

w-P1

PS2_GPC2

2024-04-10 11:42:21 - 2024-04-10 11:42:21

2460410.98774 - 2460410.98774

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
405272	2024-04-10 11:42:21	2460410.98774	17.24	0.01	22	ABMag	w-P1	PS2_GPC2	45	Robot

orange-ATLAS

ATLAS-CHL_ATLAS-04

2024-02-27 08:09:13 - 2024-02-27 08:09:13

2460367.83973 - 2460367.83973

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
392613	2024-02-27 08:09:13	2460367.83973			18.58	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot	[Last non detection]

BG-q-BlackGem

BG4_BlackGEM-Cam4

2024-04-02 09:04:02 - 2024-04-02 09:04:02

2460402.8778009 - 2460402.8778009

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
398114	2024-04-02 09:04:02	2460402.8778009	17.08	0.02	20.77	ABMag	BG-q-BlackGem	BG4_BlackGEM-Cam4	60	robotic

BG-q-BlackGem

ML1_MeerLICHT-Cam

2023-08-13 20:50:02 - 2023-08-13 20:50:02

2460170.3680787 - 2460170.3680787

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
398113	2023-08-13 20:50:02	2460170.3680787			20.7	ABMag	BG-q-BlackGem	ML1_MeerLICHT-Cam	60	robotic	[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2024-02-28 14:31:29 - 2024-02-28 14:31:29

2460369.1052 - 2460369.1052

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
392614	2024-02-28 14:31:29	2460369.1052	17.062	0.042	18.99	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	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

209862

2024-05-08 19:59:20

PS1_Bot1

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

Pan-STARRS

Pan-STARRS

16:43:22.985

+00:24:00.13

2024-04-10 11:42:20.736

17.24

w-P1

PSN

PS24clz

Pan-STARRS

N

206440

2024-04-02 12:11:06

BlackGEM_Bot1

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

BlackGEM

BlackGEM

16:43:22.995

+00:24:00.35

2024-04-02 09:04:02.000

17.08

BG-q-BlackGem

1

PSN

BGEM J164322.99+002400.3

BlackGEM

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2024djy_atrep_206440_BlackGEM.pdf	Finding Chart	2024-04-02 12:11:06	BlackGEM_Bot1

203323

2024-02-29 00:46:00

ATLAS_Bot1

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

ATLAS

ATLAS

16:43:22.980

+00:24:00.34

2024-02-28 14:31:29.280

17.062

orange-ATLAS

PSN

ATLAS24dam

ATLAS

2024TNSTR.558....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

16632

2024-03-05 14:20:00

Shubham Srivastav

S. Srivastav (Oxford), M. Fulton, M. Nicholl, C. R. Angus, K. W. Smith, D. R. Young, T. Moore, S. A. Sim, X. Sheng, J. Weston (QUB), S. J. Smartt (Oxford/QUB), T.-W. Chen (NCU)

OxQUB

SN Ia-91T-like

0.02

1

OxQUB

SNID finds several matches with 91T-like SNe Ia at z ~ 0.02. Host redshift is unknown.

2024TNSCR.608....1S

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
16719	2024-03-04 05:28:09	LT / SPRAT	1200	Robotic		OxQUB	tns_2024djy_2024-03-04_05-28-08.740_LT_SPRAT_QUB.txt		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 209862 of Group Pan-STARRS
Previous RA, DEC: 16:43:22.995, +00:24:00.35 (250.845812, +0.400097)
Updated RA, DEC: 16:43:22.985, +00:24:00.13 (250.845771676, 0.400035842055)

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Object coordinates updated

Object coordinates updated according to AT-report 206440 of Group BlackGEM
Previous RA, DEC: 16:43:22.980, +00:24:00.34 (250.845748846, +0.400095769231)
Updated RA, DEC: 16:43:22.995, +00:24:00.35 (250.845812, 0.400097)

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