RA/DEC (2000)
23:44:58.132 +04:18:40.42
356.2422158 +4.3112266
Type
SN Ia
Redshift
0.05
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-05-23 11:24:32.002
TNS AT
Y
Public
Y
Discovery Mag
19.2922
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026nph - 2026-06-16 04:05:05 NOT / ALFOSC (GOTO)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_r
   
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
24078 2026-06-16 04:05:05 NOT / ALFOSC M. Pursiainen, J. Mills, D. O'Neill M. Pursiainen, J. Mills, D. O'Neill GOTO tns_2026nph_2026-06-16_04-05-05.394_NOT_ALFOSC_GOTO.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2026-05-23 11:24:32 - 2026-05-24 11:23:12 2461183.9753704 - 2461184.9744444 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
585229 2026-05-24 11:23:12 2461184.9744444 19.277 0.10389 ABMag r-ZTF P48_ZTF-Cam
585228 2026-05-23 11:24:32 2461183.9753704 19.2922 0.125828 ABMag r-ZTF P48_ZTF-Cam
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
305181 2026-05-25 05:29:39 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 23:44:58.132 +04:18:40.42 2026-05-23 11:24:32.002 19.2922 r-ZTF PSN ZTF26aaygyts ZTF 2026TNSTR2278....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
24072 2026-06-16 09:09:15 Mark Magee M. Pursiainen, J. Mills, D. O'Neill, M. Magee, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, R. Starling, B. Gompertz, B. Godson, T. Killestein, A. Kumar, on behalf of GOTO collaboration GOTO SN Ia 0.05 1 1 GOTO SNID shows good matches with normal type Ia supernovae a few months post-maximum at a redshift of z = 0.05, 2026TNSCR2558....1P
Related files
File Comments Last Modified (UT) Modified By
tns_2026nph_atrep_24072_GOTO.dat 2026-06-16 09:09:15 Mark Magee
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
24078 2026-06-16 04:05:05 NOT / ALFOSC M. Pursiainen, J. Mills, D. O'Neill M. Pursiainen, J. Mills, D. O'Neill GOTO tns_2026nph_2026-06-16_04-05-05.394_NOT_ALFOSC_GOTO.dat Object

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