RA/DEC (2000)
14:20:16.540 +09:56:08.55
215.068918424 +9.93570741566
Type
SN Ia
Redshift
0.08
Discovery ReportClassification Report
Related AstroNotes: 2026-120
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-04-22 00:49:58.080
TNS AT
Y
Public
Y
Discovery Mag
19.081
Filter
wide-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), M. R. Alarcón, J. Licandro, P. Nichita (IAC), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill, P. J. Broda, A. J. Smith (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026kit - 2026-05-03 05:17:34 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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌GOTO-S_GOTO-4_L
 ▌PS2_GPC2_g
 ▌GOTO-N_GOTO-1_L
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG3_BlackGEM-Cam3_BG-q
   
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
23609 2026-05-03 05:17:34 ESO-NTT / EFOSC2-NTT 3000 Jasvinder Khaulsay, Camila Cárdenas Aiswarya Sankar.K, Anirban Dutta, Amar Aryan, Ting-Wan Chen ePESSTO+ tns_2026kit_2026-05-03_05-17-34_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026kit_2026-05-03_05-17-34_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-04-21 01:57:22 - 2026-04-22 00:49:58 2461151.5815 - 2461152.5347 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
576931 2026-04-22 00:49:58 2461152.5347 19.081 0.092 20.4 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
576930 2026-04-21 01:57:22 2461151.5815 20.08 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-S_GOTO-4 2026-04-20 13:47:10 - 2026-04-20 13:47:10 2461151.074417 - 2461151.074417 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578031 2026-04-20 13:47:10 2461151.074417 20.03 0.21 ABMag L-GOTO GOTO-S_GOTO-4 180
g-P1 PS2_GPC2 2026-04-25 08:51:29 - 2026-04-25 08:51:29 2461155.86909 - 2461155.86909 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578262 2026-04-25 08:51:29 2461155.86909 18.83 0.07 21 ABMag g-P1 PS2_GPC2 27 Robot
L-GOTO GOTO-N_GOTO-1 2026-04-16 04:03:44 - 2026-04-16 04:03:44 2461146.669257 - 2461146.669257 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578030 2026-04-16 04:03:44 2461146.669257 20.2 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2026-04-07 05:35:08 - 2026-04-07 05:35:08 2461137.7327315 - 2461137.7327315 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579802 2026-04-07 05:35:08 2461137.7327315 19.87 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2026-05-05 02:46:13 - 2026-05-05 02:46:13 2461165.6154282 - 2461165.6154282 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579803 2026-05-05 02:46:13 2461165.6154282 18.16 0.05 19.83 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic
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
302446 2026-05-06 07:25:14 BlackGEM_Bot1 L. Landsberg, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 14:20:16.547 +09:56:08.12 2026-05-05 02:46:13.000 18.16 BG-q-BlackGem PSN BGEM J142016.55+095608.1 BlackGEM N
301641 2026-04-27 05:26:47 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 14:20:16.540 +09:56:08.55 2026-04-25 08:51:29.376 18.83 g-P1 PSN PS26bdn Pan-STARRS N
301513 2026-04-25 21:33:55 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 14:20:16.521 +09:56:08.72 2026-04-20 13:47:09.888 20.03 L-GOTO Other GOTO26dpf GOTO N
300975 2026-04-22 20:55:31 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 14:20:16.539 +09:56:08.67 2026-04-22 00:49:58.080 19.081 wide-ATLAS PSN ATLAS26epr ATLAS 2026TNSTR1763....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23606 2026-05-04 13:10:10 ePESSTOplus_Bot1 Jasvinder Khaulsay, Camila Cárdenas, Aiswarya Sankar.K, Anirban Dutta, Amar Aryan, Ting-Wan Chen, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.08 1 ePESSTO+ 2026TNSCR1936....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
23609 2026-05-03 05:17:34 ESO-NTT / EFOSC2-NTT 3000 Jasvinder Khaulsay, Camila Cárdenas Aiswarya Sankar.K, Anirban Dutta, Amar Aryan, Ting-Wan Chen ePESSTO+ tns_2026kit_2026-05-03_05-17-34_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026kit_2026-05-03_05-17-34_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Mon, 04/27/2026 - 05:26

Object coordinates updated

Object coordinates updated according to AT-report 301641 of Group Pan-STARRS
Previous RA, DEC: 14:20:16.539, +09:56:08.67 (215.068911429, +9.93574285714)
Updated RA, DEC: 14:20:16.540, +09:56:08.55 (215.068918424, +9.93570741566)