RA/DEC (2000)
09:23:21.805 -20:20:31.92
140.840854867 -20.3421993696
Type
SN
Redshift
0.03938
Related AstroNotes: 2025-144
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-05-07 01:42:37.728
TNS AT
Y
Public
Y
Discovery Mag
18.204
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)

Spectra

 SN_2025jzi - 2025-05-10 09:36:00 ANU-2.3m / WiFeS (None)z=
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Show [Ca II] at z=vexp= km/s
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ATLAS-CHL_ATLAS-04_orange
 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 PS1_GPC1_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
21017 2025-05-10 09:36:00 ANU-2.3m / WiFeS 1200 Robotic C. Lidman None tns_2025jzi_2025-05-10.4_ANU-2.3m_WiFeS_None.dat tns_2025jzi_2025-05-10.4_ANU-2.3m_WiFeS_None.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-05-06 02:31:55 - 2025-05-07 01:42:38 2460801.6055 - 2460802.57127 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487142 2025-05-07 01:42:38 2460802.57127 18.204 0.134 18.74 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
487141 2025-05-06 02:31:55 2460801.6055 18.67 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-04-30 05:33:50 - 2025-04-30 05:33:50 2460795.7318287 - 2460795.7318287 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487485 2025-04-30 05:33:50 2460795.7318287 19.5938 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-05-08 04:04:40 - 2025-05-08 04:04:40 2460803.6699074 - 2460803.6699074 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487486 2025-05-08 04:04:40 2460803.6699074 18.1499 0.102356 18.8011 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-P1 PS1_GPC1 2025-05-16 07:03:27 - 2025-05-16 07:03:27 2460811.79406 - 2460811.79406 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488899 2025-05-16 07:03:27 2460811.79406 18.19 0.03 21 ABMag g-P1 PS1_GPC1 200 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
255360 2025-05-18 21:43:04 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 09:23:21.805 -20:20:31.92 2025-05-16 07:03:26.784 18.19 g-P1 PSN PS25ctz Pan-STARRS N
254602 2025-05-08 17:49:50 ALeRCE A. Munoz-Arancibia,F.E. Bauer,G. Pignata et al. ALeRCE ZTF 09:23:21.801 -20:20:31.87 2025-05-08 04:04:39.999 18.1499 g-ZTF PSN WISEA J092321.66-202025.8 ZTF25aapqkyd ZTF Early SN candidate (g-rise > 0.22+-0.01 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aapqkyd N
254398 2025-05-07 20:07:33 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 09:23:21.803 -20:20:31.63 2025-05-07 01:42:37.728 18.204 orange-ATLAS PSN ATLAS25evh ATLAS 2025TNSTR1694....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
21017 2025-05-12 00:17:12 Chris Lidman C. Lidman (ANU), B. E. Tucker (ANU), K. Auchettl (University of Melbourne/UCSC), D. Cao (ANU), B. Martin (ANU), L. Rauf (ANU), and B. P. Schmidt (ANU) None SN 0.03938 1 Spectrum is featureless and blue 2025TNSCR1764....1L
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
21017 2025-05-10 09:36:00 ANU-2.3m / WiFeS 1200 Robotic C. Lidman None tns_2025jzi_2025-05-10.4_ANU-2.3m_WiFeS_None.dat tns_2025jzi_2025-05-10.4_ANU-2.3m_WiFeS_None.fits Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 255360 of Group Pan-STARRS
Previous RA, DEC: 09:23:21.801, -20:20:31.87 (140.8408382, -20.3421855)
Updated RA, DEC: 09:23:21.805, -20:20:31.92 (140.840854867, -20.3421993696)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 254602 of Group ZTF
Previous RA, DEC: 09:23:21.803, -20:20:31.63 (140.840846667, -20.34212)
Updated RA, DEC: 09:23:21.801, -20:20:31.87 (140.8408382, -20.3421855)