2023uxg | Transient Name Server

RA/DEC (2000)

16:58:29.420 +26:06:35.17

254.622583 +26.109769

Type

SN II

Redshift

0.021125

Discovery Report Classification Report

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2023-10-14 05:06:01.728

TNS AT

Y

Public

Y

Discovery Mag

17.534

Filter

cyan-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, S. Srivastav, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB), L. Rhodes, A. Andersson (Oxford)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

Gaia_Gaia-photometric_G

▌

ATLAS-HKO_ATLAS-02_cyan

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
	15985	2023-10-31 17:44:00	BL41 / FOSC-E5535	3600	Claudio Balcon	Claudio Balcon	None	tns_2023uxg_2023-10-31_17-44-00_Other_Other.dat	tns_2023uxg_2023-10-31_17-44-00_Other_Other.fit	Object			We obtained the low-resolution spectrum using the FOSC-ES32 spectrograph attached to a 0.41m telescope, in the course of Italian Supernovae Search Project.
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 We obtained the low-resolution spectrum using the FOSC-ES32 spectrograph attached to a 0.41m telescope, in the course of Italian Supernovae Search Project.

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

G-Gaia

Gaia_Gaia-photometric

2023-09-22 09:04:19 - 2023-11-03 02:36:58

2460209.878 - 2460251.609

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
376017	2023-11-03 02:36:58	2460251.609	17.42	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
376016	2023-09-22 09:04:19	2460209.878			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

cyan-ATLAS

ATLAS-HKO_ATLAS-02

2023-10-12 05:36:12 - 2023-10-14 05:06:02

2460229.73347 - 2460231.71252

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
368704	2023-10-14 05:06:02	2460231.71252	17.534	0.051	19.28	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot
368703	2023-10-12 05:36:12	2460229.73347			17.98	ABMag	cyan-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
194362	2023-11-22 10:51:33	Gaia_Bot1	S.T. Hodgkin, E. Breedt, A. Delgado et al.	GaiaAlerts	GaiaAlerts	16:58:29.420	+26:06:35.17	2023-11-03 02:36:57.600	17.42	G-Gaia		PSN		Gaia23dhn	GaiaAlerts		Confirmed SN II		N
190846	2023-10-14 21:17:21	ATLAS_Bot1	J. Tonry, L. Denneau, H. Weiland et al.	ATLAS	ATLAS	16:58:29.430	+26:06:35.24	2023-10-14 05:06:01.728	17.534	cyan-ATLAS		PSN		ATLAS23ueq	ATLAS			2023TNSTR2587....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

15899

2023-10-31 18:45:29

Claudio Balcon

Claudio Balcon (Belluno A.O. ISSP)

None

SN II

0.021125

1

GELATO (Harutyunyan et al., 2008, A&A, 488, 383) suggests that this low S/N spectrum resembles that of a type II supernova about two weeks after the explosion at the redshift of the host galaxy (value from NED).

2023TNSCR2786....1B

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
15985	2023-10-31 17:44:00	BL41 / FOSC-E5535	3600	Claudio Balcon	Claudio Balcon	None	tns_2023uxg_2023-10-31_17-44-00_Other_Other.dat	tns_2023uxg_2023-10-31_17-44-00_Other_Other.fit	Object			We obtained the low-resolution spectrum using the FOSC-ES32 spectrograph attached to a 0.41m telescope, in the course of Italian Supernovae Search Project.

Comments

Object coordinates updated

Object coordinates updated according to AT-report 194362 of Group GaiaAlerts
Previous RA, DEC: 16:58:29.430, +26:06:35.24 (254.622624, +26.109788)
Updated RA, DEC: 16:58:29.420, +26:06:35.17 (254.622583, 26.109769)

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SN 2023uxg

Spectra

Light curves

Comments

Object coordinates updated