2024iwm | Transient Name Server

RA/DEC (2000)

11:28:17.800 +26:58:26.33

172.074167 +26.973981

Type

SN II

Redshift

0.0324

Discovery Report Classification Report

Reporting Group

ZTF

Discovering Data Source

ZTF

Discovery Date

2024-05-15 05:16:11.003

TNS AT

Y

Public

Y

Discovery Mag

19.0342

Filter

r-ZTF

Reporter/s

Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF

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
	17285	2024-06-07 05:21:35	Lick-3m / KAST		Jacob Wise, K-Ryan Hinds, R. Michael Rich	Jacob Wise	ZTF	tns_2024iwm_2024-06-07_05-21-35.41_Lick-3m_KAST_ZTF.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

BG-q-BlackGem

BG4_BlackGEM-Cam4

2024-02-01 07:14:26 - 2024-06-30 22:57:11

2460341.8016898 - 2460492.4563773

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
586720	2024-06-30 22:57:11	2460492.4563773	19.36	0.15	19.64	ABMag	BG-q-BlackGem	BG4_BlackGEM-Cam4	60	robotic
586719	2024-02-01 07:14:26	2460341.8016898			19.93	ABMag	BG-q-BlackGem	BG4_BlackGEM-Cam4	60	robotic	[Last non detection]

r-ZTF

P48_ZTF-Cam

2024-05-15 05:16:11 - 2024-07-16 04:11:20

2460445.7195718 - 2460507.674537

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
419464	2024-07-16 04:11:20	2460507.674537	18.8506	0.130435		ABMag	r-ZTF	P48_ZTF-Cam
406424	2024-05-15 05:16:11	2460445.7195718	19.0342	0.109366		ABMag	r-ZTF	P48_ZTF-Cam

g-ZTF

P48_ZTF-Cam

2024-05-13 06:47:45 - 2024-06-18 04:39:51

2460443.7831597 - 2460479.6943403

3

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
419463	2024-06-18 04:39:51	2460479.6943403	19.1558	0.158278		ABMag	g-ZTF	P48_ZTF-Cam
406425	2024-05-15 06:23:25	2460445.7662616	18.5548	0.0822125		ABMag	g-ZTF	P48_ZTF-Cam
406423	2024-05-13 06:47:45	2460443.7831597			20.1971	ABMag	g-ZTF	P48_ZTF-Cam			[Last non detection]

G-Gaia

Gaia_Gaia-photometric

2024-01-04 21:40:19 - 2024-05-26 05:12:29

2460314.403 - 2460456.717

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
416324	2024-05-26 05:12:29	2460456.717	18.23	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
416323	2024-01-04 21:40:19	2460314.403			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2024-05-17 07:39:12 - 2024-05-17 07:39:12

2460447.81889 - 2460447.81889

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
406922	2024-05-17 07:39:12	2460447.81889	18.506	0.165	18.89	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

orange-ATLAS

ATLAS-HKO_ATLAS-02

2024-05-15 08:56:03 - 2024-05-15 08:56:03

2460445.87226 - 2460445.87226

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
406921	2024-05-15 08:56:03	2460445.87226			19.19	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	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
305924	2026-05-27 15:29:33	BlackGEM_Bot1	H. Tranin, F. Stoppa, D. Pieterse et al.	BlackGEM	BlackGEM	11:28:17.809	+26:58:26.21	2024-06-30 22:57:11.000	19.36	BG-q-BlackGem		PSN		BGEM J112817.81+265826.2	BlackGEM				N
218881	2024-07-16 07:15:15	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	11:28:17.824	+26:58:26.69	2024-06-18 04:39:51.001	19.1558	g-ZTF		PSN		ZTF24aavyged	ZTF				N
216649	2024-07-02 09:27:03	Gaia_Bot1	S.T. Hodgkin, E. Breedt, A. Delgado et al.	GaiaAlerts	GaiaAlerts	11:28:17.800	+26:58:26.33	2024-05-26 05:12:28.800	18.23	G-Gaia		PSN		Gaia24bpk	GaiaAlerts		Confirmed SN II		N
210613	2024-05-18 19:05:50	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	11:28:17.820	+26:58:26.05	2024-05-17 07:39:12.096	18.506	orange-ATLAS		PSN		ATLAS24hkd	ATLAS				N
210401	2024-05-15 08:01:31	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	11:28:17.829	+26:58:26.37	2024-05-15 05:16:11.003	19.0342	r-ZTF		PSN		ZTF18aaqpowv	ZTF			2024TNSTR1530....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

17198

2024-06-08 23:10:27

Jacob Wise

Jacob Wise (LJMU), K-Ryan Hinds (LJMU), R. Michael Rich (UCLA), Daniel Perley (LJMU)

ZTF

SN II

0.0324

1

ZTF

Spectrum displays H-alpha P-Cygni features characteristic of a Type II supernova. A redshift of 0.0324 ± 0.0001 was obtained from host emission lines.

2024TNSCR1852....1W

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
17285	2024-06-07 05:21:35	Lick-3m / KAST		Jacob Wise, K-Ryan Hinds, R. Michael Rich	Jacob Wise	ZTF	tns_2024iwm_2024-06-07_05-21-35.41_Lick-3m_KAST_ZTF.txt		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 216649 of Group GaiaAlerts
Previous RA, DEC: 11:28:17.829, +26:58:26.37 (172.0742879, +26.9739929)
Updated RA, DEC: 11:28:17.800, +26:58:26.33 (172.074167, 26.973981)

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