RA/DEC (2000)
20:44:37.563 -01:43:12.51
311.156511565 -1.72014039582
Type
SN Ia
Redshift
0.01377
Discovery ReportClassification Report
Related AstroNotes: 2025-208
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-07-07 06:26:15.996
TNS AT
Y
Public
Y
Discovery Mag
19.805
Filter
g-ZTF
Reporter/s
Wynn Jacobson-Galán (Caltech), Nabeel Rehemtulla (CIERA, NU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025qpk - 2025-07-08 09:09:18 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
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌GOTO-N_GOTO-2_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_orange
 ▌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
21500 2025-07-08 09:09:18 P60 / SEDM 2700 SEDmRobot ZTF tns_2025qpk_2025-07-08_09-09-17.547202_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-07-18 01:23:02 - 2025-07-18 01:23:02 2460874.557658 - 2460874.557658 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503209 2025-07-18 01:23:02 2460874.557658 14.95 0.01 ABMag L-GOTO GOTO-N_GOTO-2 180
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-07-10 05:10:16 - 2025-07-10 05:10:16 2460866.71546 - 2460866.71546 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501869 2025-07-10 05:10:16 2460866.71546 17.167 0.099 18.01 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
L-GOTO GOTO-N_GOTO-1 2025-06-29 02:16:05 - 2025-06-29 02:16:05 2460855.5945 - 2460855.5945 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
503208 2025-06-29 02:16:05 2460855.5945 19.7 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-07-06 09:21:17 - 2025-07-08 08:43:52 2460862.8897801 - 2460864.8637963 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502975 2025-07-08 08:43:52 2460864.8637963 18.3202 0.081364 20.1078 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
502974 2025-07-06 09:21:17 2460862.8897801 20.4599 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2025-07-07 06:25:35 - 2025-07-08 07:21:32 2460863.7677662 - 2460864.8066204 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501436 2025-07-08 07:21:32 2460864.8066204 18.3532 0.0630789 ABMag g-ZTF P48_ZTF-Cam
501435 2025-07-07 06:26:16 2460863.7682407 19.805 0.207545 ABMag g-ZTF P48_ZTF-Cam
501434 2025-07-07 06:25:35 2460863.7677662 19.6045 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-07-08 11:47:29 - 2025-07-08 11:47:29 2460864.99131 - 2460864.99131 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501868 2025-07-08 11:47:29 2460864.99131 18.44 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
g-P1 PS1_GPC1 2025-07-24 11:17:36 - 2025-07-24 11:17:36 2460880.97056 - 2460880.97056 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504613 2025-07-24 11:17:36 2460880.97056 14.41 0.01 21 ABMag g-P1 PS1_GPC1 27 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
263593 2025-07-24 16:18:01 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 20:44:37.563 -01:43:12.51 2025-07-24 11:17:36.384 14.41 g-P1 PSN PS25fhf Pan-STARRS N
262866 2025-07-18 05:59:29 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 20:44:37.562 -01:43:12.43 2025-07-18 01:23:01.824 14.95 L-GOTO Other GOTO25ezw GOTO N
262742 2025-07-16 18:16:00 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 20:44:37.565 -01:43:12.44 2025-07-08 08:43:52.000 18.3202 r-ZTF PSN ZTF25abadtsx ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abadtsx N
262082 2025-07-11 09:05:47 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 20:44:37.558 -01:43:12.55 2025-07-10 05:10:15.744 17.167 orange-ATLAS PSN ATLAS25hft ATLAS N
261842 2025-07-08 08:48:06 BTSbot_bot Wynn Jacobson-Galán (Caltech),Nabeel Rehemtulla (CIERA,NU) et al. ZTF ZTF 20:44:37.544 -01:43:12.14 2025-07-07 06:26:15.996 19.805 g-ZTF PSN ZTF25abadtsx ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). 2025TNSTR2620....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
21500 2025-07-08 20:27:14 ZTF_Bot1 S. Rose, K. Das, S. Covarrubias, M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN Ia 0.01377 1 ZTF 2025TNSCR2624....1R
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
21500 2025-07-08 09:09:18 P60 / SEDM 2700 SEDmRobot ZTF tns_2025qpk_2025-07-08_09-09-17.547202_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Thu, 07/24/2025 - 16:18

Object coordinates updated

Object coordinates updated according to AT-report 263593 of Group Pan-STARRS
Previous RA, DEC: 20:44:37.565, -01:43:12.44 (311.1565190625, -1.720122375)
Updated RA, DEC: 20:44:37.563, -01:43:12.51 (311.156511565, -1.72014039582)

TNS
System

Wed, 07/16/2025 - 18:16

Object coordinates updated

Object coordinates updated according to AT-report 262742 of Group ZTF
Previous RA, DEC: 20:44:37.544, -01:43:12.14 (311.1564338, -1.7200378)
Updated RA, DEC: 20:44:37.565, -01:43:12.44 (311.1565190625, -1.720122375)