RA/DEC (2000)
12:29:44.352 +08:00:29.07
187.4348 +8.008075
Type
---
Redshift
0.00327
Related AstroNotes: 2026-68
Reporting Group
SGLF
Discovering Data Source
Rubin
Discovery Date
2026-02-24 04:06:29.000
TNS AT
Y
Public
Y
Host Name
M 49
Host Redshift
0.003272
Discovery Mag
22.946
Filter
i-LSST
Reporter/s
I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, E. Lekaroz-Urriza, M. Quintana-Ansaldo (ULL), F. Poidevin (IAC and ULL), C. Jiménez Ángel (GRANTECAN), R. Shirley (MPE), R. Marques-Chaves (Univ. of Geneva), and S. Geier (GRANTECAN & IAC) on behalf of SGLF

Spectra

 AT_2026enz - 2026-03-08 11:37:13 Keck2 / DEIMOS (ZTF)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 Rubin_LSSTCam_i
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
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
23186 2026-03-08 11:37:13 Keck2 / DEIMOS Wynn Jacobson-Galan ZTF tns_2026enz_2026-03-08_11-37-13.45_Keck2_DEIMOS_ZTF.flm Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
i-LSST Rubin_LSSTCam 2026-02-24 04:06:29 - 2026-02-24 04:06:29 2461095.671169 - 2461095.671169 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
561923 2026-02-24 04:06:29 2461095.671169 22.946 0.202 ABMag i-LSST Rubin_LSSTCam 30 Rubin
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
293181 2026-02-26 14:49:32 Ismael Perez-Fournon I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia et al. SGLF Rubin 12:29:44.352 +08:00:29.07 2026-02-24 04:06:29.000 22.946 i-LSST PSN M 49 LSST-P-DO-170050505205612651 Rubin Transient in M 49 (NGC 4472), in the Virgo cluster of galaxies, discovered using the public LSST alerts, the LSST brokers, and our SGLF filters. Detected in three consecutive nights. On the rise. LSST light curve available at the LSST brokers, e.g.: https://lasair.lsst.ac.uk/objects/170050505205612651/ 2026TNSTR.841....1P N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23185 2026-03-12 18:10:39 Wynn Jacobson-Galan Wynn Jacobson-Galan ZTF Other 0.00327 1 ZTF Slow rising, low luminosity red transient (M~-9.5mag) 2026TNSCR1048....1J
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
23186 2026-03-08 11:37:13 Keck2 / DEIMOS Wynn Jacobson-Galan ZTF tns_2026enz_2026-03-08_11-37-13.45_Keck2_DEIMOS_ZTF.flm Object

Comments

Andrea
Reguitti

Nova?

Absolute magnitude M_r = -9.2 in the last observation on 27 February. Could be a Nova?