RA/DEC (2000)
13:53:51.150 -17:55:36.14
208.4631263 -17.9267047
Type
SLSN-I
Redshift
0.097
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-11-30 13:29:53.001
TNS AT
Y
Public
Y
Discovery Mag
16.6365
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_2025aidq - 2026-02-05 04:19:05 LT / SPRAT (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

 ▌GOTO-S_GOTO-3_L
 ▌P48_ZTF-Cam_r
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌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
22922 2026-02-05 04:19:05 LT / SPRAT 1800 Robotic B. Godson GOTO tns_2025aidq_2026-02-05_04-19-05_LT_SPRAT_GOTO.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2025-07-18 08:23:47 - 2026-01-07 17:43:17 2460874.849854 - 2461048.238389 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
547402 2026-01-07 17:43:17 2461048.238389 17.57 0.04 ABMag L-GOTO GOTO-S_GOTO-3 180
547401 2025-07-18 08:23:47 2460874.849854 19.8 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-11-30 13:29:53 - 2025-12-22 13:30:44 2461010.062419 - 2461032.0630093 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
542385 2025-12-22 13:30:44 2461032.0630093 16.801 0.0840843 ABMag r-ZTF P48_ZTF-Cam
542384 2025-11-30 13:29:53 2461010.062419 16.6365 0.034672 ABMag r-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-12-13 14:53:30 - 2025-12-13 14:53:30 2461023.12049 - 2461023.12049 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
542889 2025-12-13 14:53:30 2461023.12049 18.7 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-12-26 15:22:10 - 2025-12-26 15:22:10 2461036.14039 - 2461036.14039 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
542890 2025-12-26 15:22:10 2461036.14039 16.969 0.048 19.14 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
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
285939 2026-01-07 21:45:43 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 13:53:51.160 -17:55:35.88 2026-01-07 17:43:16.896 17.57 L-GOTO Other GOTO26aj GOTO N
282471 2025-12-26 23:30:53 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 13:53:51.154 -17:55:36.03 2025-12-26 15:22:09.696 16.969 orange-ATLAS PSN ATLAS25qik ATLAS N
282197 2025-12-24 19:00:28 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 13:53:51.150 -17:55:36.14 2025-11-30 13:29:53.001 16.6365 r-ZTF PSN ZTF25acfojmo ZTF 2025TNSTR5156....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
22921 2026-02-05 15:20:18 Benjamin Godson B. Godson, J. Lyman, D. O'Neill, M. Pursiainen, K. Ackley, M. J. Dyer, K. Ulaczyk, S. Belkin, D. Steeghs, D. K. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. P. Breton, L. K. Nuttall, B. Gompertz, D. Pollacco, T. Killestein, A. Kumar on behalf of GOTO collaboration GOTO SLSN-I 0.097 1 GOTO Spectrum matches a SLSN-I at z=0.097 around 30 days past peak, which is consistent with the sources' slow photometric evolution, lack of apparent host, and inferred absolute magnitude. Classified via template matching performed using SNID-SAGE (Stoppa, 2025) 2026TNSCR.491....1G
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
22922 2026-02-05 04:19:05 LT / SPRAT 1800 Robotic B. Godson GOTO tns_2025aidq_2026-02-05_04-19-05_LT_SPRAT_GOTO.dat Object

Comments