RA/DEC (2000)
00:42:55.527 +15:08:01.24
10.7313606885 +15.1336768409
Type
SN Ia-91T-like
Redshift
0.084
Discovery ReportClassification Report
Related AstroNotes: 2025-269
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2024-01-15 05:44:21.696
TNS AT
Y
Public
Y
Discovery Mag
18.888
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, A. Lawrence, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt (Oxford/QUB), K. W. Smith, D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, P. Ramsden (Queen's University Belfast), A. Aamer (QUB/Birmingham), L. Shingles (GSI/QUB), S. Srivastav, S. Ramaiya, J. Gillanders, L. Rhodes, A. Andersson, H. Stevance (Oxford), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. Sommer (LMU/QUB)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2024adr - 2025-08-27 03:49:29 NOT / ALFOSC (GOTO)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

 ▌LAST_LAST-Cam_Clear
 ▌PS2_GPC2_w
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
   
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
21879 2025-08-27 03:49:29 NOT / ALFOSC M. Pursiainen, I. Worssam M. Pursiainen, I. Worssam GOTO tns_2024adr_2025-08-27_03-49-29_NOT_ALFOSC_GOTO.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2024-07-05 00:02:29 - 2025-09-01 00:39:52 2460496.50173 - 2460919.52769 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
514800 2025-09-01 00:39:52 2460919.52769 18.83 ABMag Clear- LAST_LAST-Cam 400
514799 2024-07-05 00:02:29 2460496.50173 21.63 ABMag Clear- LAST_LAST-Cam 9900 [Last non detection]
w-P1 PS2_GPC2 2025-08-19 11:28:58 - 2025-08-19 11:28:58 2460906.97845 - 2460906.97845 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
516460 2025-08-19 11:28:58 2460906.97845 18.29 0.01 22 ABMag w-P1 PS2_GPC2 45 Robot
L-GOTO GOTO-N_GOTO-1 2025-08-06 02:47:56 - 2025-08-16 05:00:09 2460893.616622 - 2460903.70844 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
512219 2025-08-16 05:00:09 2460903.70844 18.32 0.14 ABMag L-GOTO GOTO-N_GOTO-1 180
512218 2025-08-06 02:47:56 2460893.616622 19.1 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
i-ZTF P48_ZTF-Cam 2025-08-07 07:55:07 - 2025-08-15 09:16:55 2460894.8299421 - 2460902.8867477 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508978 2025-08-15 09:16:55 2460902.8867477 18.8901 0.15406 ABMag i-ZTF P48_ZTF-Cam
508977 2025-08-07 07:55:07 2460894.8299421 19.9672 0.188555 ABMag i-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-08-04 10:44:21 - 2025-08-04 10:44:21 2460891.9474653 - 2460891.9474653 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508976 2025-08-04 10:44:21 2460891.9474653 20.6635 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2024-01-14 05:28:05 - 2024-01-15 05:44:22 2460323.72784 - 2460324.73914 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
385874 2024-01-15 05:44:22 2460324.73914 18.888 0.165 19.48 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
385873 2024-01-14 05:28:05 2460323.72784 19.43 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [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
269704 2025-09-11 11:08:11 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 00:42:55.527 +15:08:01.24 2025-08-19 11:28:58.080 18.29 w-P1 PSN PS25hkc Pan-STARRS N
268885 2025-09-01 10:03:37 LAST_Bot1 E. O. Ofek (WIS),R. Konno (WIS),E. A. Zimmerman (WIS) et al. LAST LAST 00:42:55.544 +15:08:01.27 2025-09-01 00:39:52.416 18.83 Clear- PSN LAST N
267613 2025-08-25 14:26:45 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 00:42:55.534 +15:08:01.38 2025-08-16 05:00:09.216 18.32 L-GOTO Other GOTO25fuy GOTO N
265926 2025-08-15 10:29:14 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 00:42:55.525 +15:08:01.22 2025-08-07 07:55:06.997 19.9672 i-ZTF PSN ZTF25abisroa ZTF N
199784 2024-01-15 13:36:54 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:42:55.589 +15:08:02.17 2024-01-15 05:44:21.696 18.888 orange-ATLAS PSN ATLAS24auu ATLAS 2024TNSTR.151....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
21879 2025-08-27 11:20:47 David O'Neill M. Pursiainen, I. Worssam, D. O'Neill, J. Lyman, T. Killestein, K. Ackley, M. Dyer, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, A. Kumar on behalf of GOTO collaboration GOTO SN Ia-91T-like 0.084 1 GOTO Consistent with a Ia-91T-like at +8d from peak. Classified using SNID-SAGE. 2025TNSCR3404....1P
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
21879 2025-08-27 03:49:29 NOT / ALFOSC M. Pursiainen, I. Worssam M. Pursiainen, I. Worssam GOTO tns_2024adr_2025-08-27_03-49-29_NOT_ALFOSC_GOTO.dat Object

Comments

TNS
System

Thu, 09/11/2025 - 11:08

Object coordinates updated

Object coordinates updated according to AT-report 269704 of Group Pan-STARRS
Previous RA, DEC: 00:42:55.525, +15:08:01.22 (10.7313523, +15.1336731)
Updated RA, DEC: 00:42:55.527, +15:08:01.24 (10.7313606885, +15.1336768409)

TNS
System

Fri, 08/15/2025 - 10:29

Object coordinates updated

Object coordinates updated according to AT-report 265926 of Group ZTF
Previous RA, DEC: 00:42:55.589, +15:08:02.17 (10.73162125, +15.1339375)
Updated RA, DEC: 00:42:55.525, +15:08:01.22 (10.7313523, +15.1336731)