RA/DEC (2000)
18:42:31.185 +17:47:33.22
280.6299364 +17.7925625
Type
CV
Redshift
0
Discovery ReportClassification Report
Related AstroNotes: 2025-252
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-08-03 08:46:46.001
TNS AT
Y
Public
Y
Discovery Mag
20.3723
Filter
r-ZTF
Reporter/s
Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌AT_2025tfv - 2025-08-11 02:34:35 ESO-NTT / EFOSC2-NTT (ePESSTO+)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),

Light curves

 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_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
21756 2025-08-11 02:34:35 ESO-NTT / EFOSC2-NTT 600 Joyce Naomi Dominique van Dalen, Daniele Bjørn Malesani Antonio Martin-Carrillo, Gregory Corcoran, Laura Cotter ePESSTO+ tns_2025tfv_2025-08-11_02-34-35_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025tfv_2025-08-11_02-34-35_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-1 2025-07-21 22:23:02 - 2025-08-05 21:42:55 2460878.432655 - 2460893.4048 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507652 2025-08-05 21:42:55 2460893.4048 17.93 0.1 ABMag L-GOTO GOTO-N_GOTO-1 180
507651 2025-07-21 22:23:02 2460878.432655 19.5 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-08-03 08:46:46 - 2025-08-05 05:23:22 2460890.8658102 - 2460892.7245602 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507455 2025-08-05 05:23:22 2460892.7245602 17.9015 0.0515924 ABMag r-ZTF P48_ZTF-Cam
507454 2025-08-03 08:46:46 2460890.8658102 20.3723 0.153429 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-08-03 07:54:09 - 2025-08-03 07:54:09 2460890.8292708 - 2460890.8292708 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
507453 2025-08-03 07:54:09 2460890.8292708 20.4858 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
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
265146 2025-08-06 13:02:00 GOTO_bot A. Kumar,D. O'Neill,K. Ackley et al. GOTO GOTO 18:42:31.221 +17:47:32.79 2025-08-05 21:42:54.720 17.93 L-GOTO Other GOTO25frx GOTO N
265050 2025-08-05 05:41:16 BTSbot_bot Nabeel Rehemtulla (CIERA,NU),Wynn Jacobson-Galán (Caltech) et al. ZTF ZTF 18:42:31.185 +17:47:33.22 2025-08-03 08:46:46.001 20.3723 r-ZTF PSN ZTF25abhfslz ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). 2025TNSTR3087....1R N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21756 2025-08-11 16:13:54 ePESSTOplus_Bot1 Joyce Naomi Dominique van Dalen, Daniele Bjørn Malesani, Antonio Martin-Carrillo, Gregory Corcoran, Laura Cotter, A. Horowicz on behalf of ePESSTO+ ePESSTO+ CV 0 1 ePESSTO+ 2025TNSCR3147....1v
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
21756 2025-08-11 02:34:35 ESO-NTT / EFOSC2-NTT 600 Joyce Naomi Dominique van Dalen, Daniele Bjørn Malesani Antonio Martin-Carrillo, Gregory Corcoran, Laura Cotter ePESSTO+ tns_2025tfv_2025-08-11_02-34-35_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025tfv_2025-08-11_02-34-35_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments