RA/DEC (2000)
15:23:29.512 -07:04:16.13
230.872966753 -7.07114645555
Type
SN II
Redshift
0.035
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-12-11 13:42:53.997
TNS AT
Y
Public
Y
Discovery Mag
17.8749
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ahno - 2026-01-15 12:10:47 P60 / SEDM (ZTF)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
z-step:   v-step: 
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌GOTO-S_GOTO-3_L
 ▌GOTO-N_GOTO-2_L
 ▌P48_ZTF-Cam_r
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌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
22774 2026-01-15 12:10:47 P60 / SEDM 2700 SEDmRobot jpurdum ZTF tns_2025ahno_2026-01-15_12-10-47.092139_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2025-08-23 09:10:54 - 2025-08-23 09:10:54 2460910.882571 - 2460910.882571 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
554298 2025-08-23 09:10:54 2460910.882571 20 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2026-01-28 05:35:06 - 2026-01-28 05:35:06 2461068.732715 - 2461068.732715 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
554299 2026-01-28 05:35:06 2461068.732715 18.59 0.06 ABMag L-GOTO GOTO-N_GOTO-2 270
r-ZTF P48_ZTF-Cam 2025-12-11 13:42:54 - 2025-12-18 13:41:19 2461021.0714583 - 2461028.0703588 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
540483 2025-12-18 13:41:19 2461028.0703588 18.2171 0.148645 ABMag r-ZTF P48_ZTF-Cam
540482 2025-12-11 13:42:54 2461021.0714583 17.8749 0.147677 ABMag r-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-HKO_ATLAS-02 2026-01-13 16:10:47 - 2026-01-14 15:08:48 2461054.17416 - 2461055.13111 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
549877 2026-01-14 15:08:48 2461055.13111 17.799 0.083 18.92 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
549876 2026-01-13 16:10:47 2461054.17416 17.41 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
w-P1 PS1_GPC1 2026-02-27 14:28:01 - 2026-02-27 14:28:01 2461099.10279 - 2461099.10279 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
593505 2026-02-27 14:28:01 2461099.10279 18.67 0.01 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
309411 2026-06-21 16:03:17 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 15:23:29.512 -07:04:16.13 2026-02-27 14:28:01.056 18.67 w-P1 PSN PS26cgp Pan-STARRS N
289173 2026-01-28 12:37:04 GOTO_bot S. Belkin, D. O'Neill, K. Ackley et al. GOTO GOTO 15:23:29.513 -07:04:16.39 2026-01-28 05:35:06.144 18.59 L-GOTO Other GOTO26ahj GOTO N
287139 2026-01-14 19:04:28 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 15:23:29.508 -07:04:16.56 2026-01-14 15:08:47.904 17.799 orange-ATLAS PSN ATLAS26ann ATLAS N
281339 2025-12-19 05:29:13 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:23:29.501 -07:04:16.07 2025-12-11 13:42:53.997 17.8749 r-ZTF PSN ZTF25acgtjkh ZTF 2025TNSTR5072....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22773 2026-01-15 20:03:04 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN II 0.035 1 ZTF 2026TNSCR.176....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
22774 2026-01-15 12:10:47 P60 / SEDM 2700 SEDmRobot jpurdum ZTF tns_2025ahno_2026-01-15_12-10-47.092139_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sun, 06/21/2026 - 16:03

Object coordinates updated

Object coordinates updated according to AT-report 309411 of Group Pan-STARRS
Previous RA, DEC: 15:23:29.501, -07:04:16.07 (230.8729202, -7.0711296)
Updated RA, DEC: 15:23:29.512, -07:04:16.13 (230.872966753, -7.07114645555)