RA/DEC (2000)
08:06:32.073 +17:26:55.74
121.6336383 +17.4488171
Type
SN Ia
Redshift
0.11
Discovery ReportClassification Report
Related AstroNotes: 2026-136
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-04-29 04:14:43.995
TNS AT
Y
Public
Y
Discovery Mag
19.4514
Filter
i-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026lgi - 2026-05-14 23:34:32 ESO-NTT / EFOSC2-NTT (ePESSTO+)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
▌Show C III at z=vexp= km/s
▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
▌Show N III at z=vexp= km/s
▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] at z=vexp= km/s
▌Show O II at z=vexp= km/s
▌Show [O II] at z=vexp= km/s
▌Show [O III] at z=vexp= km/s
▌Show O V at z=vexp= km/s
▌Show O VI at z=vexp= km/s
▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
▌Show Mg II at z=vexp= km/s
▌Show Si II at z=vexp= km/s
▌Show S II at z=vexp= km/s
▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
▌Show Fe III at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_orange
   
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
23714 2026-05-14 23:34:32 ESO-NTT / EFOSC2-NTT 1800 J. Khaulsay, J. Quirola-Vasquez C. Aster ePESSTO+ tns_2026lgi_2026-05-14_23-34-32_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026lgi_2026-05-14_23-34-32_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
i-ZTF P48_ZTF-Cam 2026-04-29 04:14:44 - 2026-04-29 04:14:44 2461159.6768981 - 2461159.6768981 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579313 2026-04-29 04:14:44 2461159.6768981 19.4514 0.117869 ABMag i-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-04-19 03:46:01 - 2026-05-03 04:06:30 2461149.656956 - 2461163.6711806 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579314 2026-05-03 04:06:30 2461163.6711806 18.7833 0.16385 ABMag g-ZTF P48_ZTF-Cam
579312 2026-04-19 03:46:01 2461149.656956 20.5557 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-05-04 07:15:32 - 2026-05-05 06:13:50 2461164.80245 - 2461165.75961 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579605 2026-05-05 06:13:50 2461165.75961 19.031 0.19 19.28 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
579604 2026-05-04 07:15:32 2461164.80245 18.99 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
302338 2026-05-05 12:13:05 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 08:06:32.075 +17:26:55.97 2026-05-05 06:13:50.304 19.031 orange-ATLAS PSN ATLAS26fee ATLAS N
302175 2026-05-03 09:07:17 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 08:06:32.073 +17:26:55.74 2026-04-29 04:14:43.995 19.4514 i-ZTF PSN ZTF26aaurdwh ZTF 2026TNSTR1926....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
23711 2026-05-15 15:25:29 ePESSTOplus_Bot1 J. Khaulsay, J. Quirola-Vasquez, C. Aster, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.11 1 ePESSTO+ 2026TNSCR2120....1K
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
23714 2026-05-14 23:34:32 ESO-NTT / EFOSC2-NTT 1800 J. Khaulsay, J. Quirola-Vasquez C. Aster ePESSTO+ tns_2026lgi_2026-05-14_23-34-32_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026lgi_2026-05-14_23-34-32_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments