RA/DEC (2000)
16:21:20.340 +23:57:32.07
245.334751756 +23.9589081827
Type
SN Ia
Redshift
0.062
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-06-18 09:46:27.264
TNS AT
Y
Public
Y
Discovery Mag
19.223
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), C. Kukuckova, N. Keenan (Belfast High School), E. Boyd (Glenlola Collegiate)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ocd - 2025-06-25 09:33:33 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
 ▌P48_ZTF-Cam_r
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-MLO_ATLAS-01_cyan
 ▌PS1_GPC1_i
   
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
21393 2025-06-25 09:33:33 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025ocd_2025-06-25_09-33-33.178716_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-06-14 23:41:21 - 2025-06-26 22:51:41 2460841.487055 - 2460853.452564 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
498703 2025-06-26 22:51:41 2460853.452564 18.1 0.11 ABMag L-GOTO GOTO-N_GOTO-2 180
498702 2025-06-14 23:41:21 2460841.487055 18.5 ABMag L-GOTO GOTO-N_GOTO-2 135 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-06-18 08:25:47 - 2025-06-24 08:57:19 2460844.8512384 - 2460850.8731366 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497883 2025-06-24 08:57:19 2460850.8731366 18.5007 0.0918461 ABMag r-ZTF P48_ZTF-Cam
497882 2025-06-18 09:17:43 2460844.8873032 19.7451 0.193595 ABMag r-ZTF P48_ZTF-Cam
497881 2025-06-18 08:25:47 2460844.8512384 20.1956 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-06-17 07:02:28 - 2025-06-17 07:02:28 2460843.79338 - 2460843.79338 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
496521 2025-06-17 07:02:28 2460843.79338 19.63 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-MLO_ATLAS-01 2025-06-18 09:46:27 - 2025-06-18 09:46:27 2460844.90726 - 2460844.90726 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
496522 2025-06-18 09:46:27 2460844.90726 19.223 0.15 19.73 ABMag cyan-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
i-P1 PS1_GPC1 2025-06-18 10:58:29 - 2025-06-18 10:58:29 2460844.95728 - 2460844.95728 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497992 2025-06-18 10:58:29 2460844.95728 19.93 0.19 20.7 ABMag i-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
260259 2025-06-27 10:32:04 GOTO_bot A. Kumar, D. O'Neill, K. Ackley et al. GOTO GOTO 16:21:20.370 +23:57:32.22 2025-06-26 22:51:41.184 18.1 L-GOTO Other GOTO25eil GOTO N
259956 2025-06-25 01:03:28 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 16:21:20.340 +23:57:32.07 2025-06-18 10:58:28.992 19.93 i-P1 PSN PS25dpl Pan-STARRS N
259903 2025-06-24 14:43:43 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 16:21:20.348 +23:57:31.94 2025-06-18 09:17:42.996 19.7451 r-ZTF PSN ZTF25aavqfip ZTF N
259210 2025-06-19 20:02:04 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 16:21:20.349 +23:57:32.17 2025-06-18 09:46:27.264 19.223 cyan-ATLAS PSN ATLAS25ghd ATLAS 2025TNSTR2285....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
21393 2025-06-25 10:26:11 ZTF_Bot1 C. Fremling, D. Neill, Y. Sharma on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.062 1 ZTF 2025TNSCR2404....1F
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
21393 2025-06-25 09:33:33 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025ocd_2025-06-25_09-33-33.178716_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Wed, 06/25/2025 - 01:03

Object coordinates updated

Object coordinates updated according to AT-report 259956 of Group Pan-STARRS
Previous RA, DEC: 16:21:20.348, +23:57:31.94 (245.3347852, +23.9588718)
Updated RA, DEC: 16:21:20.340, +23:57:32.07 (245.334751756, +23.9589081827)

TNS
System

Tue, 06/24/2025 - 14:43

Object coordinates updated

Object coordinates updated according to AT-report 259903 of Group ZTF
Previous RA, DEC: 16:21:20.349, +23:57:32.17 (245.334788889, +23.9589366667)
Updated RA, DEC: 16:21:20.348, +23:57:31.94 (245.3347852, +23.9588718)