RA/DEC (2000)
23:29:52.445 -01:17:43.93
352.468519868 -1.29553710824
Type
SN Ia-91T-like
Redshift
0.05972
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-10-12 06:02:14.999
TNS AT
Y
Public
Y
Discovery Mag
19.7934
Filter
g-ZTF
Reporter/s
Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025aadp - 2025-10-25 00:19:28 NOT / ALFOSC (None)z=
▌Show H at z=vexp= km/s
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▌Show O V at z=vexp= km/s
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▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
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▌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
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▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌Show WR-WC/O at z=vexp= km/s
z-step:   v-step: 
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌WFST_WFST-WFC_r
 ▌LAST_LAST-Cam_Clear
 ▌GOTO-S_GOTO-3_L
 ▌PS2_GPC2_r
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-STH_ATLAS-03_cyan
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌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
22286 2025-10-25 00:19:28 NOT / ALFOSC 1800 Venla Kangas, Suman Sahu, Wili Sirén, Essi Björkqvist None tns_2025aadp_2025-10-25_00-19-28_NOT_ALFOSC_None.ascii tns_2025aadp_2025-10-25_00-19-28_NOT_ALFOSC_None.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-WFST WFST_WFST-WFC 2025-10-11 13:10:34 - 2025-10-12 13:09:07 2460960.049 - 2460961.048 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523734 2025-10-12 13:09:07 2460961.048 19.76 0.01 ABMag r-WFST WFST_WFST-WFC 90
523733 2025-10-11 13:10:34 2460960.049 19.33 ABMag r-WFST WFST_WFST-WFC 90 [Last non detection]
Clear- LAST_LAST-Cam 2025-09-11 00:27:23 - 2025-10-12 17:57:29 2460929.51902 - 2460961.24825 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523333 2025-10-12 17:57:29 2460961.24825 19.69 ABMag Clear- LAST_LAST-Cam 400
523332 2025-09-11 00:27:23 2460929.51902 19.68 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2025-10-24 11:34:28 - 2025-10-24 11:34:28 2460972.982267 - 2460972.982267 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
526647 2025-10-24 11:34:28 2460972.982267 17.8 0.07 ABMag L-GOTO GOTO-S_GOTO-3 180
r-P1 PS2_GPC2 2025-10-16 08:34:28 - 2025-10-16 08:34:28 2460964.85727 - 2460964.85727 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
524250 2025-10-16 08:34:28 2460964.85727 18.42 0.07 20.6 ABMag r-P1 PS2_GPC2 27 Robot
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-10-15 03:20:41 - 2025-10-15 03:20:41 2460963.63936 - 2460963.63936 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
524181 2025-10-15 03:20:41 2460963.63936 17.12 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
cyan-ATLAS ATLAS-STH_ATLAS-03 2025-10-15 20:56:10 - 2025-10-15 20:56:10 2460964.37234 - 2460964.37234 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
524182 2025-10-15 20:56:10 2460964.37234 18.525 0.108 19.59 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 Robot
L-GOTO GOTO-N_GOTO-1 2025-10-08 23:10:48 - 2025-10-08 23:10:48 2460957.465833 - 2460957.465833 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
526646 2025-10-08 23:10:48 2460957.465833 19 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-10-09 07:59:38 - 2025-10-12 07:34:42 2460957.8330787 - 2460960.8157639 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523258 2025-10-12 07:34:42 2460960.8157639 19.7354 0.156536 ABMag r-ZTF P48_ZTF-Cam
523256 2025-10-09 07:59:38 2460957.8330787 20.0386 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-10-09 06:57:06 - 2025-10-12 06:02:15 2460957.7896528 - 2460960.7515625 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523257 2025-10-12 06:02:15 2460960.7515625 19.7934 0.169438 ABMag g-ZTF P48_ZTF-Cam
525681 2025-10-12 06:02:15 2460960.7515625 19.7934 0.169438 20.249 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
525680 2025-10-09 06:57:06 2460957.7896528 19.3957 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
w-P1 PS1_GPC1 2025-10-16 08:35:52 - 2025-10-16 08:35:52 2460964.85824 - 2460964.85824 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
546922 2025-10-16 08:35:52 2460964.85824 18.61 0.02 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
285597 2026-01-01 23:24:44 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 23:29:52.445 -01:17:43.93 2025-10-16 08:35:51.936 18.61 w-P1 PSN PS25ieu Pan-STARRS N
274707 2025-10-24 21:06:39 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 23:29:52.438 -01:17:43.76 2025-10-24 11:34:28.128 17.8 L-GOTO Other GOTO25jcu GOTO N
274260 2025-10-21 18:15:50 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 23:29:52.439 -01:17:43.87 2025-10-12 06:02:15.000 19.7934 g-ZTF PSN ZTF25abwpbqb ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abwpbqb N
273563 2025-10-16 16:30:31 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 23:29:52.441 -01:17:44.02 2025-10-16 08:34:28.128 18.42 r-P1 PSN PS25ieu Pan-STARRS N
273533 2025-10-16 08:13:35 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 23:29:52.446 -01:17:44.06 2025-10-15 20:56:10.176 18.525 cyan-ATLAS PSN ATLAS25mtk ATLAS N
273299 2025-10-14 10:00:54 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 23:29:52.440 -01:17:44.01 2025-10-12 13:09:07.200 19.76 r-WFST PSN WFST251011qwqj WFST N
273093 2025-10-12 18:16:16 LAST_Bot1 R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS) et al. LAST LAST 23:29:52.387 -01:17:43.85 2025-10-12 17:57:28.800 19.69 Clear- PSN LAST N
273065 2025-10-12 15:37:16 Fritz Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 23:29:52.438 -01:17:43.65 2025-10-12 06:02:14.999 19.7934 g-ZTF PSN ZTF25abwpbqb ZTF 2025TNSTR4086....1P N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22286 2025-10-25 11:39:40 Christina Humina Venla Kangas, Suman Sahu, Wili Sirén, Essi Björkqvist, Christina Humina, Erkki Kankare, Tuomas Kangas (University of Turku), Niko Pyykkinen (NOT) None SN Ia-91T-like 0.05972 1 Classification was done using SNID (Blondin & Tonry 2007 2007ApJ...666.1024B) as part of a remote observing course at the University of Turku. AT 2025aadp is best matched with type Ia-91T-like SNe around peak. We estimated the absolute magnitude at MJD=60972.3 in g-band to be -19.6, which is consistent with other 91T-like objects. Redshift was obtained from NED (host galaxy WISEA J232952.26-011757.9). 2025TNSCR4291....1K
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
22286 2025-10-25 00:19:28 NOT / ALFOSC 1800 Venla Kangas, Suman Sahu, Wili Sirén, Essi Björkqvist None tns_2025aadp_2025-10-25_00-19-28_NOT_ALFOSC_None.ascii tns_2025aadp_2025-10-25_00-19-28_NOT_ALFOSC_None.fits Object

Comments

TNS
System

Thu, 01/01/2026 - 23:24

Object coordinates updated

Object coordinates updated according to AT-report 285597 of Group Pan-STARRS
Previous RA, DEC: 23:29:52.441, -01:17:44.02 (352.46850414, -1.29556183599)
Updated RA, DEC: 23:29:52.445, -01:17:43.93 (352.468519868, -1.29553710824)

TNS
System

Thu, 10/16/2025 - 16:30

Object coordinates updated

Object coordinates updated according to AT-report 273563 of Group Pan-STARRS
Previous RA, DEC: 23:29:52.438, -01:17:43.65 (352.468493, -1.2954583)
Updated RA, DEC: 23:29:52.441, -01:17:44.02 (352.46850414, -1.29556183599)