RA/DEC (2000)
12:49:29.093 -11:24:12.79
192.371220227 -11.4035524506
Type
SN
Redshift
0.047
Discovery ReportClassification Report
Related AstroNotes: 2026-125
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-05-05 10:10:28.416
TNS AT
Y
Public
Y
Discovery Mag
18.68
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_2026lkn - 2026-05-06 05:50:12 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
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌PS1_GPC1_w
   
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
23649 2026-05-06 05:50:12 ESO-NTT / EFOSC2-NTT 900 Jasvinderjit Khaulsay, Camila Cárdenas Aiswarya Sankar.K, Anirban Dutta, Yu-Hsing Lee, Cheng-Han Lai, Meng-Han Lee, Amar Aryan, Ting-Wan Chen ePESSTO+ tns_2026lkn_2026-05-06_05-50-12_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026lkn_2026-05-06_05-50-12_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-04-26 13:55:38 - 2026-05-05 10:10:28 2461157.080298 - 2461165.923937 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579631 2026-05-05 10:10:28 2461165.923937 18.68 0.1 ABMag L-GOTO GOTO-S_GOTO-3 135
579630 2026-04-26 13:55:38 2461157.080298 19.9 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-05-06 05:03:53 - 2026-05-06 05:03:53 2461166.71103 - 2461166.71103 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579893 2026-05-06 05:03:53 2461166.71103 18.905 0.19 19.1 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
i-ZTF P48_ZTF-Cam 2026-05-07 04:29:47 - 2026-05-07 04:29:47 2461167.6873495 - 2461167.6873495 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579936 2026-05-07 04:29:47 2461167.6873495 18.9446 0.1174 ABMag i-ZTF P48_ZTF-Cam
r-ZTF P48_ZTF-Cam 2026-05-07 05:05:31 - 2026-05-07 05:05:31 2461167.7121644 - 2461167.7121644 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579937 2026-05-07 05:05:31 2461167.7121644 18.6726 0.0700405 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-04-25 07:24:48 - 2026-04-25 07:24:48 2461155.8088889 - 2461155.8088889 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579935 2026-04-25 07:24:48 2461155.8088889 20.0176 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-05-05 11:01:32 - 2026-05-05 11:01:32 2461165.9594 - 2461165.9594 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579892 2026-05-05 11:01:32 2461165.9594 18.69 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
w-P1 PS1_GPC1 2026-05-09 08:10:23 - 2026-05-09 08:10:23 2461169.84054 - 2461169.84054 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
581529 2026-05-09 08:10:23 2461169.84054 18.51 0.02 22 ABMag w-P1 PS1_GPC1 45 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
303255 2026-05-11 14:06:32 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 12:49:29.093 -11:24:12.79 2026-05-09 08:10:22.656 18.51 w-P1 PSN PS26bgk Pan-STARRS N
302512 2026-05-07 05:38:46 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 12:49:29.089 -11:24:12.81 2026-05-07 04:29:46.996 18.9446 i-ZTF PSN ZTF26aauvgeo ZTF N
302495 2026-05-06 21:55:20 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 12:49:29.099 -11:24:12.40 2026-05-06 05:03:52.992 18.905 orange-ATLAS PSN ATLAS26ffa ATLAS N
302354 2026-05-05 16:06:32 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 12:49:29.088 -11:24:13.25 2026-05-05 10:10:28.416 18.68 L-GOTO Other GOTO26edu GOTO 2026TNSTR1940....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
23646 2026-05-06 16:59:54 ePESSTOplus_Bot1 Jasvinderjit Khaulsay, Camila Cárdenas, Aiswarya Sankar.K, Anirban Dutta, Yu-Hsing Lee, Cheng-Han Lai, Meng-Han Lee, Amar Aryan, Ting-Wan Chen, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN 0.047 1 ePESSTO+ 2026TNSCR1962....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
23649 2026-05-06 05:50:12 ESO-NTT / EFOSC2-NTT 900 Jasvinderjit Khaulsay, Camila Cárdenas Aiswarya Sankar.K, Anirban Dutta, Yu-Hsing Lee, Cheng-Han Lai, Meng-Han Lee, Amar Aryan, Ting-Wan Chen ePESSTO+ tns_2026lkn_2026-05-06_05-50-12_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026lkn_2026-05-06_05-50-12_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Mon, 05/11/2026 - 14:06

Object coordinates updated

Object coordinates updated according to AT-report 303255 of Group Pan-STARRS
Previous RA, DEC: 12:49:29.089, -11:24:12.81 (192.3712029, -11.4035587)
Updated RA, DEC: 12:49:29.093, -11:24:12.79 (192.371220227, -11.4035524506)

TNS
System

Thu, 05/07/2026 - 05:38

Object coordinates updated

Object coordinates updated according to AT-report 302512 of Group ZTF
Previous RA, DEC: 12:49:29.099, -11:24:12.40 (192.371246667, -11.4034455556)
Updated RA, DEC: 12:49:29.089, -11:24:12.81 (192.3712029, -11.4035587)

TNS
System

Wed, 05/06/2026 - 21:55

Object coordinates updated

Object coordinates updated according to AT-report 302495 of Group ATLAS
Previous RA, DEC: 12:49:29.088, -11:24:13.25 (192.371199, -11.40368)
Updated RA, DEC: 12:49:29.099, -11:24:12.40 (192.371246667, -11.4034455556)