RA/DEC (2000)
19:33:52.335 -18:50:12.57
293.4680629 -18.8368262
Type
SN Ia
Redshift
0.045958
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-06-05 16:52:42.528
TNS AT
Y
Public
Y
Discovery Mag
18.04
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_2025myo - 2025-06-07 12:36:43 UH88 / SNIFS (SCAT)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-N_GOTO-2_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌ATLAS-STH_ATLAS-03_orange
 ▌P48_ZTF-Cam_r
   
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
21257 2025-06-07 12:36:43 UH88 / SNIFS 1800 Hinkle SCAT tns_2025myo_2025-06-07_12-36-43_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-06-05 16:52:43 - 2025-06-05 16:52:43 2460832.203266 - 2460832.203266 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493814 2025-06-05 16:52:43 2460832.203266 18.04 0.07 ABMag L-GOTO GOTO-S_GOTO-4 135
L-GOTO GOTO-N_GOTO-2 2025-05-29 01:57:00 - 2025-05-29 01:57:00 2460824.581248 - 2460824.581248 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493813 2025-05-29 01:57:00 2460824.581248 19.5 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-06-08 08:53:19 - 2025-06-08 08:53:19 2460834.87036 - 2460834.87036 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495263 2025-06-08 08:53:19 2460834.87036 18.94 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
orange-ATLAS ATLAS-STH_ATLAS-03 2025-06-15 02:10:07 - 2025-06-15 02:10:07 2460841.59036 - 2460841.59036 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495264 2025-06-15 02:10:07 2460841.59036 17.653 0.129 18.15 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot
r-ZTF P48_ZTF-Cam 2025-06-17 09:08:26 - 2025-06-19 10:02:52 2460843.8808565 - 2460845.9186574 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
496335 2025-06-19 10:02:52 2460845.9186574 17.7602 0.0515948 ABMag r-ZTF P48_ZTF-Cam
496334 2025-06-17 09:53:04 2460843.9118519 17.6579 0.0456878 ABMag r-ZTF P48_ZTF-Cam
496333 2025-06-17 09:08:26 2460843.8808565 19.8911 ABMag r-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
259120 2025-06-19 12:03:41 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 19:33:52.335 -18:50:12.57 2025-06-17 09:53:04.004 17.6579 r-ZTF PSN ZTF25aavmkuh ZTF N
258612 2025-06-15 10:12:15 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 19:33:52.372 -18:50:12.30 2025-06-15 02:10:07.104 17.653 orange-ATLAS PSN ATLAS25gdx ATLAS N
257850 2025-06-05 19:10:39 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 19:33:52.332 -18:50:12.58 2025-06-05 16:52:42.528 18.04 L-GOTO Other GOTO25djb GOTO 2025TNSTR2104....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
21257 2025-06-07 13:27:21 Jason Hinkle Jason Hinkle (UH/IfA) on behalf of SCAT SCAT SN Ia 0.045958 1 SCAT The redshift is from the archival 6dF host spectrum. Cross-correlation with SNID (Blondin & Tonry 2007) gives matches to normal SNe Ia at this redshift. 2025TNSCR2137....1H
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
21257 2025-06-07 12:36:43 UH88 / SNIFS 1800 Hinkle SCAT tns_2025myo_2025-06-07_12-36-43_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Thu, 06/19/2025 - 12:03

Object coordinates updated

Object coordinates updated according to AT-report 259120 of Group ZTF
Previous RA, DEC: 19:33:52.372, -18:50:12.30 (293.4682175, -18.83675)
Updated RA, DEC: 19:33:52.335, -18:50:12.57 (293.4680629, -18.8368262)

TNS
System

Sun, 06/15/2025 - 10:12

Object coordinates updated

Object coordinates updated according to AT-report 258612 of Group ATLAS
Previous RA, DEC: 19:33:52.332, -18:50:12.58 (293.468052, -18.836829)
Updated RA, DEC: 19:33:52.372, -18:50:12.30 (293.4682175, -18.83675)