RA/DEC (2000)
17:53:31.829 +57:10:24.76
268.3826197 +57.1735445
Type
SN Ia
Redshift
0.07
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-03-15 04:36:45.216
TNS AT
Y
Public
Y
Discovery Mag
19
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_2026fqo - 2026-04-10 10:15:19 P60 / SEDM (ZTF)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
 ▌WFST_WFST-WFC_g
 ▌GOTO-N_GOTO-2_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
   
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
23477 2026-04-10 10:15:19 P60 / SEDM 2700 SEDmRobot ZTF tns_2026fqo_2026-04-10_10-15-18.582079_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-03-12 05:34:42 - 2026-03-15 04:36:45 2461111.73243 - 2461114.69219 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564970 2026-03-15 04:36:45 2461114.69219 19 0.08 19.91 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
564969 2026-03-12 05:34:42 2461111.73243 19.75 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
g-WFST WFST_WFST-WFC 2026-03-27 20:57:07 - 2026-03-27 20:57:07 2461127.373 - 2461127.373 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
571758 2026-03-27 20:57:07 2461127.373 18.44 0.01 ABMag g-WFST WFST_WFST-WFC 30
L-GOTO GOTO-N_GOTO-2 2025-11-07 20:01:48 - 2026-03-14 03:52:27 2460987.334581 - 2461113.661418 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
565737 2026-03-14 03:52:27 2461113.661418 19.39 0.11 ABMag L-GOTO GOTO-N_GOTO-2 360
565736 2025-11-07 20:01:48 2460987.334581 19.9 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-03-19 11:44:14 - 2026-03-19 11:44:14 2461118.9890509 - 2461118.9890509 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
566031 2026-03-19 11:44:14 2461118.9890509 18.4993 0.0851619 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-03-06 12:44:54 - 2026-03-11 11:20:52 2461106.0311806 - 2461110.9728241 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
566030 2026-03-11 11:20:52 2461110.9728241 19.8007 0.122098 ABMag g-ZTF P48_ZTF-Cam
566029 2026-03-06 12:44:54 2461106.0311806 20.1543 ABMag g-ZTF P48_ZTF-Cam [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
298222 2026-04-01 14:56:37 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 17:53:31.830 +57:10:24.58 2026-03-27 20:57:07.200 18.44 g-WFST PSN WFST260327bvwxb WFST N
295068 2026-03-19 14:22:55 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 17:53:31.829 +57:10:24.76 2026-03-11 11:20:52.002 19.8007 g-ZTF PSN ZTF26aambkuy ZTF N
294949 2026-03-18 14:52:21 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 17:53:31.859 +57:10:24.07 2026-03-14 03:52:26.688 19.39 L-GOTO Other GOTO26cbh GOTO N
294595 2026-03-15 15:50:37 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 17:53:31.826 +57:10:24.63 2026-03-15 04:36:45.216 19 wide-ATLAS PSN ATLAS26czj ATLAS 2026TNSTR1088....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
23475 2026-04-16 15:29:30 ZTF_Bot1 J. Johansson, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.07 1 ZTF 2026TNSCR1662....1J
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
23477 2026-04-10 10:15:19 P60 / SEDM 2700 SEDmRobot ZTF tns_2026fqo_2026-04-10_10-15-18.582079_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Thu, 03/19/2026 - 14:22

Object coordinates updated

Object coordinates updated according to AT-report 295068 of Group ZTF
Previous RA, DEC: 17:53:31.826, +57:10:24.63 (268.382608333, +57.1735083333)
Updated RA, DEC: 17:53:31.829, +57:10:24.76 (268.3826197, +57.1735445)