RA/DEC (2000)
09:27:26.196 +36:25:14.72
141.859147965 +36.4207567425
Type
SN Ia
Redshift
0.069711
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-01-24 00:09:38.880
TNS AT
Y
Public
Y
Discovery Mag
19.824
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_2026bdm - 2026-02-03 08:02:38 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_r
 ▌WFST_WFST-WFC_g
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_i
 ▌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
23010 2026-02-03 08:02:38 P60 / SEDM 2700 SEDmRobot ZTF tns_2026bdm_2026-02-03_08-02-37.670983_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-01-23 03:00:40 - 2026-01-24 00:09:39 2461063.62546 - 2461064.5067 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
553222 2026-01-24 00:09:39 2461064.5067 19.824 0.175 20.11 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
553221 2026-01-23 03:00:40 2461063.62546 19.54 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
r-WFST WFST_WFST-WFC 2026-01-21 17:49:55 - 2026-01-21 17:49:55 2461062.243 - 2461062.243 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
568039 2026-01-21 17:49:55 2461062.243 21.49 0.09 ABMag r-WFST WFST_WFST-WFC 30
g-WFST WFST_WFST-WFC 2026-01-15 17:29:46 - 2026-01-15 17:29:46 2461056.229 - 2461056.229 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
568038 2026-01-15 17:29:46 2461056.229 22.22 ABMag g-WFST WFST_WFST-WFC 30 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2026-01-16 01:54:22 - 2026-01-25 00:33:36 2461056.579417 - 2461065.523333 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
553625 2026-01-25 00:33:36 2461065.523333 19.37 0.09 ABMag L-GOTO GOTO-N_GOTO-2 180
553624 2026-01-16 01:54:22 2461056.579417 20.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
i-P1 PS2_GPC2 2026-01-29 08:19:13 - 2026-01-29 08:19:13 2461069.84668 - 2461069.84668 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
555331 2026-01-29 08:19:13 2461069.84668 19.25 0.1 20.7 ABMag i-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2026-01-21 08:53:57 - 2026-01-21 08:53:57 2461061.8707986 - 2461061.8707986 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
553683 2026-01-21 08:53:57 2461061.8707986 20.2357 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2026-01-25 05:39:39 - 2026-01-25 09:03:21 2461065.7358681 - 2461065.8773264 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
553685 2026-01-25 09:03:21 2461065.8773264 19.2396 0.141498 ABMag g-ZTF P48_ZTF-Cam
553684 2026-01-25 05:39:39 2461065.7358681 19.4974 0.194951 ABMag g-ZTF P48_ZTF-Cam
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
296260 2026-03-20 10:31:55 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 09:27:26.190 +36:25:14.69 2026-01-21 17:49:55.200 21.49 r-WFST PSN WFST260121bqzrm WFST N
289718 2026-02-02 01:33:59 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 09:27:26.196 +36:25:14.72 2026-01-29 08:19:13.152 19.25 i-P1 PSN PS26po Pan-STARRS N
288874 2026-01-25 09:51:16 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 09:27:26.186 +36:25:14.69 2026-01-25 05:39:39.003 19.4974 g-ZTF PSN ZTF26aadptti ZTF N
288847 2026-01-25 08:50:20 GOTO_bot G. Ramsay, K. Ackley, M. Dyer et al. GOTO GOTO 09:27:26.201 +36:25:15.27 2026-01-25 00:33:35.712 19.37 L-GOTO Other GOTO26acd GOTO N
288611 2026-01-24 12:18:38 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 09:27:26.158 +36:25:15.38 2026-01-24 00:09:38.880 19.824 wide-ATLAS PSN ATLAS26bbu ATLAS 2026TNSTR.309....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
23009 2026-02-17 23:50:00 ZTF_Bot1 J. Johansson, J. Castaneda Jaimes, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.069711 1 ZTF 2026TNSCR.688....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
23010 2026-02-03 08:02:38 P60 / SEDM 2700 SEDmRobot ZTF tns_2026bdm_2026-02-03_08-02-37.670983_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Mon, 02/02/2026 - 01:34

Object coordinates updated

Object coordinates updated according to AT-report 289718 of Group Pan-STARRS
Previous RA, DEC: 09:27:26.186, +36:25:14.69 (141.8591082, +36.4207481)
Updated RA, DEC: 09:27:26.196, +36:25:14.72 (141.859147965, +36.4207567425)

TNS
System

Sun, 01/25/2026 - 09:51

Object coordinates updated

Object coordinates updated according to AT-report 288874 of Group ZTF
Previous RA, DEC: 09:27:26.158, +36:25:15.38 (141.858993333, +36.42094)
Updated RA, DEC: 09:27:26.186, +36:25:14.69 (141.8591082, +36.4207481)