RA/DEC (2000)
00:05:13.139 -11:30:23.84
1.30474770691 -11.5066224776
Type
SN Ia
Redshift
0.022
Related AstroNotes: 2025-146, 2025-156
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-05-08 03:23:55.968
TNS AT
Y
Public
Y
Discovery Mag
17.761
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)

Spectra

 SN_2025kjo - 2025-05-25 09:48:19 ESO-NTT / EFOSC2-NTT (ePESSTO+)z=
Show H at z=vexp= km/s
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Show S II at z=vexp= km/s
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Show [Ca II] at z=vexp= km/s
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Show Tellurics 
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 GOTO-S_GOTO-4_L
 ATLAS-STH_ATLAS-03_cyan
 GOTO-N_GOTO-1_L
 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 ATLAS-HKO_ATLAS-02_cyan
 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
21132 2025-05-25 09:48:19 ESO-NTT / EFOSC2-NTT 600 Stefano Pio Cosentino, Callum Francis Aster Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee ePESSTO+ tns_2025kjo_2025-05-25_09-48-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025kjo_2025-05-25_09-48-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-05-17 19:19:16 - 2025-05-17 19:19:16 2460813.305055 - 2460813.305055 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488775 2025-05-17 19:19:16 2460813.305055 18.1 0.09 ABMag L-GOTO GOTO-S_GOTO-4 180
cyan-ATLAS ATLAS-STH_ATLAS-03 2025-05-08 03:23:56 - 2025-05-08 03:23:56 2460803.64162 - 2460803.64162 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488055 2025-05-08 03:23:56 2460803.64162 17.761 0.089 18.86 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
L-GOTO GOTO-N_GOTO-1 2025-01-08 20:39:14 - 2025-01-08 20:39:14 2460684.360578 - 2460684.360578 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488774 2025-01-08 20:39:14 2460684.360578 18.4 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-06-24 10:25:36 - 2025-06-24 10:25:36 2460850.9344444 - 2460850.9344444 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500830 2025-06-24 10:25:36 2460850.9344444 19.1601 0.111531 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-07-04 10:38:02 - 2025-07-04 10:38:02 2460860.9430787 - 2460860.9430787 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
500831 2025-07-04 10:38:02 2460860.9430787 19.4744 0.142096 ABMag g-ZTF P48_ZTF-Cam
cyan-ATLAS ATLAS-HKO_ATLAS-02 2025-01-21 05:29:58 - 2025-01-21 05:29:58 2460696.72914 - 2460696.72914 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488054 2025-01-21 05:29:58 2460696.72914 19.06 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
w-P1 PS1_GPC1 2025-07-25 12:53:15 - 2025-07-25 12:53:15 2460882.03698 - 2460882.03698 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
505639 2025-07-25 12:53:15 2460882.03698 20.18 0.15 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
264093 2025-07-28 00:25:00 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 00:05:13.139 -11:30:23.84 2025-07-25 12:53:15.072 20.18 w-P1 PSN PS25fmb Pan-STARRS N
261519 2025-07-04 14:42:43 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 00:05:13.143 -11:30:23.87 2025-06-24 10:25:35.996 19.1601 r-ZTF PSN ZTF25aaxdxsi ZTF N
255273 2025-05-17 21:12:01 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 00:05:13.117 -11:30:23.95 2025-05-17 19:19:16.320 18.1 L-GOTO Other GOTO25csw GOTO N
254922 2025-05-12 21:39:33 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:05:13.130 -11:30:23.93 2025-05-08 03:23:55.968 17.761 cyan-ATLAS PSN ATLAS25eyd ATLAS 2025TNSTR1756....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
21132 2025-05-25 16:22:09 ePESSTOplus_Bot1 Stefano Pio Cosentino, Callum Francis Aster, Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, A. Horowicz on behalf of ePESSTO+ ePESSTO+ SN Ia 0.022 1 ePESSTO+ 2025TNSCR1963....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
21132 2025-05-25 09:48:19 ESO-NTT / EFOSC2-NTT 600 Stefano Pio Cosentino, Callum Francis Aster Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee ePESSTO+ tns_2025kjo_2025-05-25_09-48-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025kjo_2025-05-25_09-48-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 264093 of Group Pan-STARRS
Previous RA, DEC: 00:05:13.143, -11:30:23.87 (1.304762, -11.5066317)
Updated RA, DEC: 00:05:13.139, -11:30:23.84 (1.30474770691, -11.5066224776)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 261519 of Group ZTF
Previous RA, DEC: 00:05:13.130, -11:30:23.93 (1.30470666667, -11.5066483333)
Updated RA, DEC: 00:05:13.143, -11:30:23.87 (1.304762, -11.5066317)