RA/DEC (2000)
12:59:30.617 -12:06:51.31
194.8775696 -12.1142524
Type
SN Ia
Redshift
0.021
Discovery ReportClassification Report
Related AstroNotes: 2025-197
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-06-29 19:14:59.712
TNS AT
Y
Public
Y
Discovery Mag
18.699
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), C. Kukuckova, N. Keenan (Belfast High School), E. Boyd (Glenlola Collegiate)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025pjt - 2025-07-03 00:00:00 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

 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-STH_ATLAS-03_cyan
 ▌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
21473 2025-07-03 00:00:00 UH88 / SNIFS W. Hoogendam SCAT tns_2025pjt_2025-07-03_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-06-25 02:15:06 - 2025-06-25 02:15:06 2460851.59382 - 2460851.59382 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499440 2025-06-25 02:15:06 2460851.59382 19.17 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
cyan-ATLAS ATLAS-STH_ATLAS-03 2025-06-29 19:15:00 - 2025-06-29 19:15:00 2460856.30208 - 2460856.30208 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
499441 2025-06-29 19:15:00 2460856.30208 18.699 0.095 19.66 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
r-ZTF P48_ZTF-Cam 2025-06-27 05:45:03 - 2025-07-01 05:39:45 2460853.7396181 - 2460857.7359375 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500080 2025-07-01 05:39:45 2460857.7359375 18.2305 0.0667583 ABMag r-ZTF P48_ZTF-Cam
500078 2025-06-27 05:45:03 2460853.7396181 20.0048 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-07-01 05:28:37 - 2025-07-01 05:28:37 2460857.728206 - 2460857.728206 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500079 2025-07-01 05:28:37 2460857.728206 18.1393 0.0782384 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
261097 2025-07-01 18:52:46 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 12:59:30.617 -12:06:51.31 2025-07-01 05:28:36.998 18.1393 g-ZTF PSN ZTF25aayrata ZTF N
260598 2025-06-30 08:07:37 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 12:59:30.604 -12:06:51.83 2025-06-29 19:14:59.712 18.699 cyan-ATLAS PSN ATLAS25gpw ATLAS 2025TNSTR2486....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
21473 2025-07-04 14:22:35 Charlotte Angus W. Hoogendam (IfA, University of Hawaii), C. Angus (QUB) on behalf of SCAT SCAT SN Ia 0.021 1 SCAT Spectrum taken with UH88/SNIFS on 03/07/2025. Template matches to SNe Ia. Redshift from host galaxy redshift in NED. Classification was done using SNID 2025TNSCR2565....1H
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
21473 2025-07-03 00:00:00 UH88 / SNIFS W. Hoogendam SCAT tns_2025pjt_2025-07-03_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Tue, 07/01/2025 - 18:52

Object coordinates updated

Object coordinates updated according to AT-report 261097 of Group ZTF
Previous RA, DEC: 12:59:30.604, -12:06:51.83 (194.877515714, -12.1143985714)
Updated RA, DEC: 12:59:30.617, -12:06:51.31 (194.8775696, -12.1142524)