RA/DEC (2000)
14:05:23.576 +38:22:18.57
211.3482317 +38.3718251
Type
SN Ia
Redshift
0.073
Discovery ReportClassification Report
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-05-21 21:48:43.776
TNS AT
Y
Public
Y
Discovery Mag
19.75
Filter
L-GOTO
Reporter/s
A. Kumar, 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, D. O'Neill, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025kzb - 2025-06-09 08:13:11 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
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
   
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
21297 2025-06-09 08:13:11 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025kzb_2025-06-09_08-13-11.412905_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-05-16 22:58:50 - 2025-05-16 22:58:50 2460812.457524 - 2460812.457524 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489565 2025-05-16 22:58:50 2460812.457524 19.5 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-05-21 21:48:44 - 2025-05-21 21:48:44 2460817.408836 - 2460817.408836 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489566 2025-05-21 21:48:44 2460817.408836 19.75 0.12 ABMag L-GOTO GOTO-N_GOTO-1 720
g-ZTF P48_ZTF-Cam 2025-05-22 07:20:24 - 2025-06-09 07:20:54 2460817.8058333 - 2460835.8061806 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494258 2025-06-09 07:20:54 2460835.8061806 18.3512 0.078023 ABMag g-ZTF P48_ZTF-Cam
494257 2025-05-24 05:11:01 2460819.7159838 19.096 0.0974937 ABMag g-ZTF P48_ZTF-Cam
494256 2025-05-22 07:20:24 2460817.8058333 20.8218 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-05-21 10:14:06 - 2025-05-22 09:06:12 2460816.92646 - 2460817.87931 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489989 2025-05-22 09:06:12 2460817.87931 19.5 0.191 19.65 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
489988 2025-05-21 10:14:06 2460816.92646 19.53 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [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
258051 2025-06-09 07:29:58 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 14:05:23.576 +38:22:18.57 2025-05-24 05:11:01.000 19.096 g-ZTF PSN ZTF25aarodyp ZTF N
255908 2025-05-22 13:34:19 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 14:05:23.613 +38:22:17.60 2025-05-22 09:06:12.384 19.5 orange-ATLAS PSN ATLAS25feq ATLAS N
255703 2025-05-22 02:05:31 GOTO_bot A. Kumar, K. Ackley, M. Dyer et al. GOTO GOTO 14:05:23.531 +38:22:18.52 2025-05-21 21:48:43.776 19.75 L-GOTO Other GOTO25cvf GOTO 2025TNSTR1893....1K N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21297 2025-06-13 21:22:10 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 0.073 1 ZTF 2025TNSCR2212....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
21297 2025-06-09 08:13:11 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025kzb_2025-06-09_08-13-11.412905_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Mon, 06/09/2025 - 07:29

Object coordinates updated

Object coordinates updated according to AT-report 258051 of Group ZTF
Previous RA, DEC: 14:05:23.613, +38:22:17.60 (211.348386667, +38.3715566667)
Updated RA, DEC: 14:05:23.576, +38:22:18.57 (211.3482317, +38.3718251)

TNS
System

Thu, 05/22/2025 - 13:34

Object coordinates updated

Object coordinates updated according to AT-report 255908 of Group ATLAS
Previous RA, DEC: 14:05:23.531, +38:22:18.52 (211.348045, +38.37181)
Updated RA, DEC: 14:05:23.613, +38:22:17.60 (211.348386667, +38.3715566667)