RA/DEC (2000)
10:56:40.703 +13:57:35.03
164.169595221 +13.9597315718
Type
SN Ia
Redshift
0.05
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-10-22 15:12:16.992
TNS AT
Y
Public
Y
Discovery Mag
17.818
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), M. R. Alarcón, J. Licandro, P. Nichita (IAC), 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, P. J. Broda (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_2025abfw - 2025-10-25 11:36:47 P60 / SEDM (ZTF)z=
Show H at z=vexp= km/s
Show He at z=vexp= km/s
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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
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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-N_GOTO-2_L
 PS2_GPC2_w
 ATLAS-STH_ATLAS-03_orange
 P48_ZTF-Cam_r
 ATLAS-MLO_ATLAS-01_cyan
   
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
22290 2025-10-25 11:36:47 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2025abfw_2025-10-25_11-36-47.269861_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-06-21 21:15:56 - 2025-10-23 06:16:11 2460848.386075 - 2460971.761235 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
525953 2025-10-23 06:16:11 2460971.761235 17.73 0.05 ABMag L-GOTO GOTO-N_GOTO-2 180
525952 2025-06-21 21:15:56 2460848.386075 18.8 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2025-12-15 13:29:52 - 2025-12-15 13:29:52 2461025.06241 - 2461025.06241 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
544959 2025-12-15 13:29:52 2461025.06241 20.21 0.08 22 ABMag w-P1 PS2_GPC2 45 Robot
orange-ATLAS ATLAS-STH_ATLAS-03 2025-07-08 17:12:50 - 2025-07-08 17:12:50 2460865.21725 - 2460865.21725 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
525823 2025-07-08 17:12:50 2460865.21725 17.97 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-10-09 12:59:58 - 2025-10-23 12:56:56 2460958.0416435 - 2460972.039537 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
526135 2025-10-23 12:56:56 2460972.039537 17.8319 0.0720694 ABMag r-ZTF P48_ZTF-Cam
526134 2025-10-16 12:53:24 2460965.0370833 18.6641 0.188288 ABMag r-ZTF P48_ZTF-Cam
526133 2025-10-09 12:59:58 2460958.0416435 18.1374 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
cyan-ATLAS ATLAS-MLO_ATLAS-01 2025-10-22 15:12:17 - 2025-10-22 15:12:17 2460971.13353 - 2460971.13353 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
525824 2025-10-22 15:12:17 2460971.13353 17.818 0.075 19 ABMag cyan-ATLAS ATLAS-MLO_ATLAS-01 30 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
283829 2025-12-29 21:43:49 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 10:56:40.703 +13:57:35.03 2025-12-15 13:29:52.224 20.21 w-P1 PSN PS25kgy Pan-STARRS N
274469 2025-10-23 13:08:10 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 10:56:40.725 +13:57:35.35 2025-10-16 12:53:23.997 18.6641 r-ZTF PSN ZTF25abxfixs ZTF N
274379 2025-10-23 09:53:14 GOTO_bot G. Ramsay,J. Lyman,K. Ackley et al. GOTO GOTO 10:56:40.698 +13:57:35.46 2025-10-23 06:16:11.136 17.73 L-GOTO Other GOTO25ixv GOTO N
274324 2025-10-22 18:56:24 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 10:56:40.681 +13:57:35.50 2025-10-22 15:12:16.992 17.818 cyan-ATLAS PSN ATLAS25ndd ATLAS 2025TNSTR4238....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
22290 2025-10-25 12:33:28 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.05 1 ZTF 2025TNSCR4294....1S
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
22290 2025-10-25 11:36:47 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2025abfw_2025-10-25_11-36-47.269861_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 283829 of Group Pan-STARRS
Previous RA, DEC: 10:56:40.725, +13:57:35.35 (164.1696874, +13.9598205)
Updated RA, DEC: 10:56:40.703, +13:57:35.03 (164.169595221, +13.9597315718)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 274469 of Group ZTF
Previous RA, DEC: 10:56:40.681, +13:57:35.50 (164.169504, +13.959862)
Updated RA, DEC: 10:56:40.725, +13:57:35.35 (164.1696874, +13.9598205)