RA/DEC (2000)
14:09:28.791 -26:19:26.28
212.3699619 -26.3239672
Type
SN Ia
Redshift
0.066986
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-05-31 03:16:56.928
TNS AT
Y
Public
Y
Discovery Mag
18.865
Filter
cyan-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), 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 (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (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_2025msn - 2025-06-01 10:35:02 Keck1 / LRIS (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

 ▌GOTO-N_GOTO-2_L
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌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
21275 2025-06-01 10:35:02 Keck1 / LRIS 300 Erica Hammerstein, Ryan Chornock Ryan Chornock ZTF tns_2025msn_2025-06-01_10-35-02_Keck1_LRIS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-05-25 22:47:48 - 2025-05-28 21:47:57 2460821.449857 - 2460824.408299 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493748 2025-05-28 21:47:57 2460824.408299 18.67 0.14 ABMag L-GOTO GOTO-N_GOTO-2 180
493747 2025-05-25 22:47:48 2460821.449857 19.4 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
cyan-ATLAS ATLAS-CHL_ATLAS-04 2025-05-30 07:47:16 - 2025-05-31 03:16:57 2460825.82449 - 2460826.63677 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493224 2025-05-31 03:16:57 2460826.63677 18.865 0.157 19.4 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
493223 2025-05-30 07:47:16 2460825.82449 17.89 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-05-28 03:24:30 - 2025-05-29 03:02:58 2460823.6420139 - 2460824.6270602 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
586906 2025-05-29 03:02:58 2460824.6270602 19.67 0.14 20.82 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic
586905 2025-05-28 03:24:30 2460823.6420139 20.58 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic [Last non detection]
r-ZTF P48_ZTF-Cam 2025-06-03 05:33:14 - 2025-06-21 06:05:30 2460829.731412 - 2460847.7538194 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497139 2025-06-21 06:05:30 2460847.7538194 18.7405 0.165062 ABMag r-ZTF P48_ZTF-Cam
493442 2025-06-03 05:33:14 2460829.731412 18.7011 0.123722 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-05-27 08:01:10 - 2025-05-29 06:32:10 2460822.8341435 - 2460824.772338 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493441 2025-05-29 06:32:10 2460824.772338 19.6431 0.142508 ABMag g-ZTF P48_ZTF-Cam
497138 2025-05-29 06:32:10 2460824.772338 19.6431 0.142508 ABMag g-ZTF P48_ZTF-Cam
493440 2025-05-27 08:01:10 2460822.8341435 19.1527 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
497137 2025-05-27 08:01:10 2460822.8341435 19.1527 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
306017 2026-05-27 15:58:41 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 14:09:28.721 -26:19:26.70 2025-05-29 03:02:58.000 19.67 BG-q-BlackGem PSN BGEM J140928.72-261926.7 BlackGEM N
259518 2025-06-21 06:30:01 BTSbot_bot Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 14:09:28.791 -26:19:26.28 2025-05-29 06:32:10.003 19.6431 g-ZTF PSN ZTF25aawjwnv ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
257818 2025-06-05 10:28:23 GOTO_bot A. Kumar, D. O'Neill, K. Ackley et al. GOTO GOTO 14:09:28.762 -26:19:26.73 2025-05-28 21:47:57.120 18.67 L-GOTO Other GOTO25dgq GOTO N
257679 2025-06-03 06:06:51 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 14:09:28.715 -26:19:26.11 2025-05-29 06:32:10.003 19.6431 g-ZTF PSN ZTF25aaspxly ZTF N
257556 2025-06-01 07:50:43 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 14:09:28.805 -26:19:26.04 2025-05-31 03:16:56.928 18.865 cyan-ATLAS PSN ATLAS25fvl ATLAS 2025TNSTR2060....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
21275 2025-06-09 20:01:16 ZTF_Bot1 R. Chornock, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.066986 1 ZTF 2025TNSCR2168....1C
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
21275 2025-06-01 10:35:02 Keck1 / LRIS 300 Erica Hammerstein, Ryan Chornock Ryan Chornock ZTF tns_2025msn_2025-06-01_10-35-02_Keck1_LRIS_ZTF.ascii Object

Comments

TNS
System

Sat, 06/21/2025 - 06:30

Object coordinates updated

Object coordinates updated according to AT-report 259518 of Group ZTF
Previous RA, DEC: 14:09:28.715, -26:19:26.11 (212.3696469, -26.3239193)
Updated RA, DEC: 14:09:28.791, -26:19:26.28 (212.3699619, -26.3239672)

TNS
System

Tue, 06/03/2025 - 06:06

Object coordinates updated

Object coordinates updated according to AT-report 257679 of Group ZTF
Previous RA, DEC: 14:09:28.805, -26:19:26.04 (212.37002125, -26.32389875)
Updated RA, DEC: 14:09:28.715, -26:19:26.11 (212.3696469, -26.3239193)