RA/DEC (2000)
22:51:08.623 -76:22:38.67
342.78593 -76.377409
Type
SN Ia
Redshift
0.063
Discovery ReportClassification Report
Related AstroNotes: 2025-186
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-06-13 15:47:52.800
TNS AT
Y
Public
Y
Discovery Mag
18.28
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025nlf - 2025-06-17 05:38:19 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),0 (observed)

Light curves

 ▌GOTO-S_GOTO-4_L
 ▌GOTO-S_GOTO-3_L
   
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
21338 2025-06-17 05:38:19 ESO-NTT / EFOSC2-NTT 1500 P.J.Pessi, E.Concepcion N.Ihanec,M.Gromadzki ePESSTO+ tns_2025nlf_2025-06-17_05-38-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025nlf_2025-06-17_05-38-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-05-24 16:31:12 - 2025-05-24 16:31:12 2460820.188333 - 2460820.188333 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494846 2025-05-24 16:31:12 2460820.188333 19.6 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2025-06-13 15:47:53 - 2025-06-13 15:47:53 2460840.158248 - 2460840.158248 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494847 2025-06-13 15:47:53 2460840.158248 18.28 0.14 ABMag L-GOTO GOTO-S_GOTO-3 180
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
258384 2025-06-13 16:21:59 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 22:51:08.623 -76:22:38.67 2025-06-13 15:47:52.800 18.28 L-GOTO Other GOTO25dlm GOTO 2025TNSTR2204....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21338 2025-06-17 20:00:21 ePESSTOplus_Bot1 P.J.Pessi, E.Concepcion, N.Ihanec,M.Gromadzki, E. A. Zimmerman on behalf of ePESSTO+ ePESSTO+ SN Ia 0.063 1 ePESSTO+ 2025TNSCR2264....1P
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
21338 2025-06-17 05:38:19 ESO-NTT / EFOSC2-NTT 1500 P.J.Pessi, E.Concepcion N.Ihanec,M.Gromadzki ePESSTO+ tns_2025nlf_2025-06-17_05-38-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025nlf_2025-06-17_05-38-19_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments