RA/DEC (2000)
08:55:17.289 -14:31:27.39
133.822037 -14.5242759
Type
SN Ia
Redshift
0.05
Discovery ReportClassification Report
Related AstroNotes: 2026-123
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-04-26 08:49:44.832
TNS AT
Y
Public
Y
Discovery Mag
19.49
Filter
L-GOTO
Reporter/s
D. O'Neill, 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, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026kuh - 2026-05-05 01:11:53 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

 ▌GOTO-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌P48_ZTF-Cam_i
 ▌ATLAS-MLO_ATLAS-01_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
23630 2026-05-05 01:11:53 ESO-NTT / EFOSC2-NTT 1200 Jasvinderjit Khaulsay, Camila Cárdenas Aiswarya Sankar.K, Anirban Dutta, Yu-Hsing Lee, Amar Aryan, Yi-Zhi Hong, You-Hao Chen ePESSTO+ tns_2026kuh_2026-05-05_01-11-53_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026kuh_2026-05-05_01-11-53_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-04-25 10:27:07 - 2026-04-26 08:49:45 2461155.935499 - 2461156.867883 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578115 2026-04-26 08:49:45 2461156.867883 19.49 0.19 ABMag L-GOTO GOTO-S_GOTO-3 180
578114 2026-04-25 10:27:07 2461155.935499 19.8 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-05-02 01:04:45 - 2026-05-02 01:04:45 2461162.54497 - 2461162.54497 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579239 2026-05-02 01:04:45 2461162.54497 18.354 0.135 18.78 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
i-ZTF P48_ZTF-Cam 2026-04-25 03:51:39 - 2026-04-30 04:07:53 2461155.6608681 - 2461160.6721412 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578980 2026-04-30 04:07:53 2461160.6721412 18.7058 0.157487 ABMag i-ZTF P48_ZTF-Cam
578979 2026-04-29 04:04:29 2461159.6697801 19.0531 0.144566 ABMag i-ZTF P48_ZTF-Cam
578978 2026-04-25 03:51:39 2461155.6608681 18.833 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-04-30 07:46:47 - 2026-04-30 07:46:47 2461160.82416 - 2461160.82416 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579238 2026-04-30 07:46:47 2461160.82416 18.42 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 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
302135 2026-05-02 09:24:15 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 08:55:17.302 -14:31:27.29 2026-05-02 01:04:45.408 18.354 orange-ATLAS PSN ATLAS26fbn ATLAS N
302008 2026-04-30 04:47:36 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 08:55:17.289 -14:31:27.39 2026-04-29 04:04:29.000 19.0531 i-ZTF PSN ZTF26aaunkyk ZTF N
301559 2026-04-26 12:24:08 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 08:55:17.300 -14:31:27.24 2026-04-26 08:49:44.832 19.49 L-GOTO Other GOTO26dyx GOTO 2026TNSTR1832....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23627 2026-05-05 16:40:50 ePESSTOplus_Bot1 Jasvinderjit Khaulsay, Camila Cárdenas, Aiswarya Sankar.K, Anirban Dutta, Yu-Hsing Lee, Amar Aryan, Yi-Zhi Hong, You-Hao Chen, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.05 1 ePESSTO+ 2026TNSCR1949....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
23630 2026-05-05 01:11:53 ESO-NTT / EFOSC2-NTT 1200 Jasvinderjit Khaulsay, Camila Cárdenas Aiswarya Sankar.K, Anirban Dutta, Yu-Hsing Lee, Amar Aryan, Yi-Zhi Hong, You-Hao Chen ePESSTO+ tns_2026kuh_2026-05-05_01-11-53_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026kuh_2026-05-05_01-11-53_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Thu, 04/30/2026 - 04:47

Object coordinates updated

Object coordinates updated according to AT-report 302008 of Group ZTF
Previous RA, DEC: 08:55:17.300, -14:31:27.24 (133.822085, -14.524234)
Updated RA, DEC: 08:55:17.289, -14:31:27.39 (133.822037, -14.5242759)