RA/DEC (2000)
23:15:09.078 +09:40:21.65
348.787824202 +9.67268005588
Type
SN Ia
Redshift
0.016
Discovery ReportClassification Report
Related AstroNotes: 2025-198
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-06-30 12:18:06.912
TNS AT
Y
Public
Y
Discovery Mag
18.773
Filter
orange-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_2025plf - 2025-07-02 11:24:23 UH88 / SNIFS (SCAT)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
 ▌GOTO-N_GOTO-2_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_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
21457 2025-07-02 11:24:23 UH88 / SNIFS 900 Tucker SCAT tns_2025plf_2025-07-02_11-24-23_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2025-06-29 17:10:55 - 2025-06-29 17:10:55 2460856.215922 - 2460856.215922 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499970 2025-06-29 17:10:55 2460856.215922 20.1 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-07-01 02:07:29 - 2025-07-01 02:07:29 2460857.588532 - 2460857.588532 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499971 2025-07-01 02:07:29 2460857.588532 18.44 0.1 ABMag L-GOTO GOTO-N_GOTO-2 180
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-06-29 10:12:02 - 2025-06-29 10:12:02 2460855.92502 - 2460855.92502 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499569 2025-06-29 10:12:02 2460855.92502 18.92 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-05-13 10:14:16 - 2025-05-13 10:14:16 2460808.9265741 - 2460808.9265741 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504118 2025-05-13 10:14:16 2460808.9265741 19.44 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-07-22 06:28:29 - 2025-07-22 06:28:29 2460878.7697801 - 2460878.7697801 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504119 2025-07-22 06:28:29 2460878.7697801 15 0.02 20.7 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic
r-ZTF P48_ZTF-Cam 2025-07-03 11:05:24 - 2025-07-03 11:05:24 2460859.9620833 - 2460859.9620833 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500556 2025-07-03 11:05:24 2460859.9620833 16.9687 0.0346028 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-06-28 10:50:50 - 2025-07-03 09:07:41 2460854.9519676 - 2460859.8803356 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500555 2025-07-03 09:07:41 2460859.8803356 16.9368 0.0366961 ABMag g-ZTF P48_ZTF-Cam
500554 2025-06-28 10:50:50 2460854.9519676 21.0526 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-06-30 12:18:07 - 2025-06-30 12:18:07 2460857.01258 - 2460857.01258 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499570 2025-06-30 12:18:07 2460857.01258 18.773 0.137 19.38 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
w-P1 PS1_GPC1 2025-07-01 13:27:24 - 2025-07-01 13:27:24 2460858.06069 - 2460858.06069 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501108 2025-07-01 13:27:24 2460858.06069 17.98 0.01 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
263343 2025-07-22 08:40:24 BlackGEM_Bot1 P. Groot,H. Tranin,F. Stoppa et al. BlackGEM BlackGEM 23:15:09.083 +09:40:21.38 2025-07-22 06:28:29.000 15 BG-q-BlackGem PSN BGEM J231509.08+094021.3 BlackGEM N
261687 2025-07-05 21:14:46 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 23:15:09.078 +09:40:21.65 2025-07-01 13:27:23.616 17.98 w-P1 PSN PS25epn Pan-STARRS N
261365 2025-07-03 13:52:24 BTSbot_bot Nabeel Rehemtulla (CIERA,NU),Wynn Jacobson-Galán (Caltech) et al. ZTF ZTF 23:15:09.078 +09:40:21.66 2025-07-03 09:07:40.995 16.9368 g-ZTF PSN ZTF25aazgkhd ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
261006 2025-07-01 10:26:28 GOTO_bot A. Kumar,K. Ackley,M. Dyer et al. GOTO GOTO 23:15:09.109 +09:40:21.74 2025-07-01 02:07:28.992 18.44 L-GOTO Other GOTO25enl GOTO N
260660 2025-06-30 18:30:52 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 23:15:09.086 +09:40:22.16 2025-06-30 12:18:06.912 18.773 orange-ATLAS PSN ATLAS25grb ATLAS 2025TNSTR2485....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
21457 2025-07-02 21:18:06 Michael Tucker M. A. Tucker (CCAPP/OSU) on behalf of SCAT SCAT SN Ia 0.016 1 SCAT Redshift from NED. 2025TNSCR2528....1T
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
21457 2025-07-02 11:24:23 UH88 / SNIFS 900 Tucker SCAT tns_2025plf_2025-07-02_11-24-23_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Sat, 07/05/2025 - 21:14

Object coordinates updated

Object coordinates updated according to AT-report 261687 of Group Pan-STARRS
Previous RA, DEC: 23:15:09.078, +09:40:21.66 (348.7878257, +9.6726824)
Updated RA, DEC: 23:15:09.078, +09:40:21.65 (348.787824202, +9.67268005588)

TNS
System

Thu, 07/03/2025 - 13:52

Object coordinates updated

Object coordinates updated according to AT-report 261365 of Group ZTF
Previous RA, DEC: 23:15:09.086, +09:40:22.16 (348.787858333, +9.67282166667)
Updated RA, DEC: 23:15:09.078, +09:40:21.66 (348.7878257, +9.6726824)