RA/DEC (2000)
16:25:01.596 +40:56:45.78
246.256649726 +40.9460501766
Type
SN II
Redshift
0.0287
Discovery ReportClassification Report
Related AstroNotes: 2025-242
Reporting Group
YSE
Discovering Data Source
Pan-STARRS
Discovery Date
2025-07-06 06:42:40.032
TNS AT
Y
Public
Y
Discovery Mag
19.28
Filter
y-P1
Reporter/s
D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello, Z. Ansari, N. Arendse, C. Gall, C. Grillo, S. H. Bruun, C. Hede, J. Hjorth, L. Izzo, H. Korhonen, S. Raimundo, D. Kodi Ramanah, A. Sarangi, R. Wojtak, H. Pfister (DARK, U Copenhagen), K. Auchettl (DARK, UC Santa Cruz, U Melbourne), K. C. Chambers, M. E. Huber, E. A. Magnier, T. J. L. de Boer, J. R. Fairlamb, C. C. Lin, R. J. Wainscoat, T. Lowe, G. Paek, A. S. B. Schultz, P. Minguez (IfA, Hawaii), A. Engel, A. Gagliano, G. Narayan, M. Soraisam (Illinois), Q. Wang (JHU), A. Rest (JHU, STScI), S. J. Smartt, K. W. Smith (Oxford / QUB), C. R. Angus (QUB), K. Alexander, P. Blanchard, L. DeMarchi, A. Hajela, W. Jacobson-Galan, R. Margutti, D. Matthews, C. Stauffer, M. Stroh (Northwestern), M. Drout (U Toronto), D. A. Coulter, G. Dimitriadis, R. J. Foley, T. Hung, C. D. Kilpatrick, C. Rojas-Bravo, M. R. Siebert (UC Santa Cruz), E. Ramirez-Ruiz (UC Santa Cruz, DARK)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025qmk - 2025-08-03 00:00:00 Lick-3m / KAST (None)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
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_i
 ▌PS2_GPC2_y
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌PS1_GPC1_i
   
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
21695 2025-08-03 00:00:00 Lick-3m / KAST Kyle Davis None tns_2025qmk_2025-08-03_Lick-3m_KAST_None.flm Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-06-26 23:06:05 - 2025-06-26 23:06:05 2460853.462555 - 2460853.462555 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510184 2025-06-26 23:06:05 2460853.462555 19 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
i-P1 PS2_GPC2 2025-08-05 06:45:58 - 2025-08-05 06:45:58 2460892.78192 - 2460892.78192 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507730 2025-08-05 06:45:58 2460892.78192 18.9 0.13 20.7 ABMag i-P1 PS2_GPC2 45 Robot
y-P1 PS2_GPC2 2025-07-06 06:42:40 - 2025-07-06 06:42:40 2460862.77963 - 2460862.77963 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501181 2025-07-06 06:42:40 2460862.77963 19.28 0.16 18.3 ABMag y-P1 PS2_GPC2 27 Robot
L-GOTO GOTO-N_GOTO-1 2025-08-18 20:47:26 - 2025-08-18 20:47:26 2460906.366275 - 2460906.366275 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510185 2025-08-18 20:47:26 2460906.366275 19.43 0.17 ABMag L-GOTO GOTO-N_GOTO-1 360
r-ZTF P48_ZTF-Cam 2025-07-03 07:12:11 - 2025-07-03 07:12:11 2460859.8001273 - 2460859.8001273 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
506570 2025-07-03 07:12:11 2460859.8001273 20.3133 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-07-03 08:15:29 - 2025-08-01 06:23:52 2460859.8440856 - 2460888.7665741 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
506572 2025-08-01 06:23:52 2460888.7665741 19.7596 0.174347 ABMag g-ZTF P48_ZTF-Cam
506571 2025-07-03 08:15:29 2460859.8440856 19.5951 0.0662715 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-07-09 10:10:17 - 2025-07-11 09:07:20 2460865.92381 - 2460867.88009 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502292 2025-07-11 09:07:20 2460867.88009 18.721 0.2 18.64 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
502291 2025-07-09 10:10:17 2460865.92381 18.78 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
i-P1 PS1_GPC1 2025-08-20 08:34:40 - 2025-08-20 08:34:40 2460907.85741 - 2460907.85741 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510921 2025-08-20 08:34:40 2460907.85741 18.76 0.07 20.7 ABMag i-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
266948 2025-08-21 14:47:55 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 16:25:01.596 +40:56:45.78 2025-08-20 08:34:40.224 18.76 i-P1 PSN PS25eqd Pan-STARRS N
266558 2025-08-18 22:04:56 GOTO_bot D. O'Neill,A. Kumar,K. Ackley et al. GOTO GOTO 16:25:01.614 +40:56:45.43 2025-08-18 20:47:25.728 19.43 L-GOTO Other GOTO25fzz GOTO N
265195 2025-08-07 08:11:44 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 16:25:01.593 +40:56:45.81 2025-08-05 06:45:57.888 18.9 i-P1 PSN PS25eqd Pan-STARRS N
264561 2025-08-01 07:13:09 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 16:25:01.601 +40:56:45.83 2025-07-03 08:15:28.995 19.5951 g-ZTF PSN ZTF25abfntiq ZTF N
262381 2025-07-13 08:47:32 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 16:25:01.548 +40:56:46.41 2025-07-11 09:07:19.776 18.721 orange-ATLAS PSN ATLAS25hoe ATLAS N
261723 2025-07-06 16:53:30 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 16:25:01.607 +40:56:45.72 2025-07-06 06:42:40.032 19.28 y-P1 PSN PS25eqd Pan-STARRS 2025TNSTR2584....1J N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21695 2025-08-03 15:25:53 Ryan Foley Ryan Foley None SN II 0.0287 1 2025TNSCR3057....1F
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
21695 2025-08-03 00:00:00 Lick-3m / KAST Kyle Davis None tns_2025qmk_2025-08-03_Lick-3m_KAST_None.flm Object

Comments

TNS
System

Thu, 08/21/2025 - 14:47

Object coordinates updated

Object coordinates updated according to AT-report 266948 of Group Pan-STARRS
Previous RA, DEC: 16:25:01.593, +40:56:45.81 (246.256638655, +40.9460574371)
Updated RA, DEC: 16:25:01.596, +40:56:45.78 (246.256649726, +40.9460501766)

TNS
System

Thu, 08/07/2025 - 08:11

Object coordinates updated

Object coordinates updated according to AT-report 265195 of Group Pan-STARRS
Previous RA, DEC: 16:25:01.607, +40:56:45.72 (246.256696183, +40.9460324543)
Updated RA, DEC: 16:25:01.593, +40:56:45.81 (246.256638655, +40.9460574371)