2026eyl | Transient Name Server

RA/DEC (2000)

12:56:39.281 +21:40:35.41

194.1636727 +21.6765033

Type

Nova

Redshift

Discovery Report Classification Report

Reporting Group

None

Discovering Data Source

None

Discovery Date

2026-03-06 13:32:41.568

TNS AT

Y

Public

Y

Host Name

M 64

Host Redshift

0.001462

Discovery Mag

18.63

Filter

Clear-

Reporter/s

Ziyang Mai, Zhenghan Xiong, Hongzhi Liang

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
	23147	2026-03-07 06:48:35	HET / HET-LRS	1500	Zach Vanderbosch, Tyler Ryburn	Panacea pipeline	PASSTA	tns_2026eyl_2026-03-07_06-48-35_HET_HET-LRS_PASSTA.dat		Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), ▌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-N_GOTO-2

2026-03-02 00:31:36 - 2026-03-07 04:49:34

2461101.52195 - 2461106.701086

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563423	2026-03-07 04:49:34	2461106.701086	18.82	0.15		ABMag	L-GOTO	GOTO-N_GOTO-2	180
563422	2026-03-02 00:31:36	2461101.52195			18.9	ABMag	L-GOTO	GOTO-N_GOTO-2	180		[Last non detection]

i-ZTF

P48_ZTF-Cam

2026-03-06 08:51:13 - 2026-03-06 08:51:13

2461105.8689005 - 2461105.8689005

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563010	2026-03-06 08:51:13	2461105.8689005			19.0549	ABMag	i-ZTF	P48_ZTF-Cam			[Last non detection]

r-ZTF

P48_ZTF-Cam

2026-03-06 10:08:52 - 2026-03-06 10:08:52

2461105.9228241 - 2461105.9228241

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563011	2026-03-06 10:08:52	2461105.9228241	18.6965	0.144706		ABMag	r-ZTF	P48_ZTF-Cam

g-ZTF

P48_ZTF-Cam

2026-03-06 11:08:40 - 2026-03-06 11:08:40

2461105.9643519 - 2461105.9643519

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563012	2026-03-06 11:08:40	2461105.9643519	18.7559	0.139207		ABMag	g-ZTF	P48_ZTF-Cam

Clear-

Other_Other

2026-03-06 13:32:42 - 2026-03-06 13:32:42

2461106.06437 - 2461106.06437

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
563001	2026-03-06 13:32:42	2461106.06437	18.63			VegaMag	Clear-	Other_Other	300	Saihanba Obs.	Observations were made using 0.3-m F/8 Ritchey-Chretien Telescope at Saihanba Observatory in Hebei, China.

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
293896	2026-03-08 12:45:19	GOTO_bot	G. Ramsay, D. O'Neill, K. Ackley et al.	GOTO	GOTO	12:56:39.245	+21:40:36.41	2026-03-07 04:49:34.176	18.82	L-GOTO		Other		GOTO26bsh	GOTO				N
293710	2026-03-06 14:27:45	Fritz	Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al.	ZTF	ZTF	12:56:39.281	+21:40:35.41	2026-03-06 10:08:52.002	18.6965	r-ZTF		PSN		ZTF26aajpopf	ZTF				N
293706	2026-03-06 14:09:43	Ziyang Mai	Ziyang Mai, Zhenghan Xiong, Hongzhi Liang			12:56:39.300	+21:40:35.80	2026-03-06 13:32:41.568	18.63	Clear-		PSN	M 64				Possible Nova in M 64.	2026TNSTR.933....1M	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

23146

2026-03-07 22:02:14

Jozsef Vinko

Jozsef Vinko (Konkoly / UT Austin), J. Craig Wheeler (UT Austin) on behalf of the PASSTA collaboration

PASSTA

Nova

1

PASSTA, TexSNs

Blue continuum with narrow P Cygni Balmer features, consistent with a young nova.

2026TNSCR.958....1V

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
23147	2026-03-07 06:48:35	HET / HET-LRS	1500	Zach Vanderbosch, Tyler Ryburn	Panacea pipeline	PASSTA	tns_2026eyl_2026-03-07_06-48-35_HET_HET-LRS_PASSTA.dat		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 293710 of Group ZTF
Previous RA, DEC: 12:56:39.300, +21:40:35.80 (194.16375, +21.676611)
Updated RA, DEC: 12:56:39.281, +21:40:35.41 (194.1636727, +21.6765033)

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