RA/DEC (2000)
19:29:46.569 -84:12:19.78
292.444036667 -84.2054933333
Type
SN Ia
Redshift
0.048
Discovery ReportClassification Report
Related AstroNotes: 2025-150
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-04-25 03:19:12.576
TNS AT
Y
Public
Y
Discovery Mag
18.78
Filter
cyan-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ijj - 2025-05-20 05:06:39 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
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-STH_ATLAS-03_cyan
   
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
21070 2025-05-20 05:06:39 ESO-NTT / EFOSC2-NTT 1200 Stefano Pio Cosentino, Callum Francis Aster Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Cheng-Han Lai, Meng-Han Lee, Jie-Lin Yang ePESSTO+ tns_2025ijj_2025-05-20_05-06-39_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025ijj_2025-05-20_05-06-39_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-04-18 14:31:25 - 2025-05-06 13:45:53 2460784.105146 - 2460802.073526 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487068 2025-05-06 13:45:53 2460802.073526 17.74 0.06 ABMag L-GOTO GOTO-S_GOTO-4 180
487067 2025-04-18 14:31:25 2460784.105146 19.2 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-04-23 07:39:22 - 2025-04-23 07:39:22 2460788.819 - 2460788.819 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484167 2025-04-23 07:39:22 2460788.819 18.86 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
cyan-ATLAS ATLAS-STH_ATLAS-03 2025-04-25 03:19:13 - 2025-04-25 03:19:13 2460790.63834 - 2460790.63834 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484168 2025-04-25 03:19:13 2460790.63834 18.78 0.162 19.2 ABMag cyan-ATLAS ATLAS-STH_ATLAS-03 30 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
254362 2025-05-07 10:42:10 GOTO_bot A. Kumar,J. Lyman,K. Ackley et al. GOTO GOTO 19:29:46.216 -84:12:20.38 2025-05-06 13:45:52.992 17.74 L-GOTO Other GOTO25cjf GOTO N
252632 2025-04-25 08:44:23 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 19:29:46.569 -84:12:19.78 2025-04-25 03:19:12.576 18.78 cyan-ATLAS PSN ATLAS25eff ATLAS 2025TNSTR1533....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21070 2025-05-20 18:16:16 ePESSTOplus_Bot1 Stefano Pio Cosentino, Callum Francis Aster, Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Cheng-Han Lai, Meng-Han Lee, Jie-Lin Yang, Ofer Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.048 1 Add ePESSTO+ 2025TNSCR1857....1C
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
21070 2025-05-20 05:06:39 ESO-NTT / EFOSC2-NTT 1200 Stefano Pio Cosentino, Callum Francis Aster Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Cheng-Han Lai, Meng-Han Lee, Jie-Lin Yang ePESSTO+ tns_2025ijj_2025-05-20_05-06-39_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025ijj_2025-05-20_05-06-39_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments