RA/DEC (2000)
15:40:06.541 +35:44:44.70
235.0272523 +35.7457497
Type
SN Ia
Redshift
0.066759
Discovery ReportClassification Report
Related AstroNotes: 2025-148
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-05-09 06:26:10.000
TNS AT
Y
Public
Y
Discovery Mag
19.2617
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025khk - 2025-05-19 07:49:57 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_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
21056 2025-05-19 07:49:57 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025khk_2025-05-19_07-49-57.094135_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-05-07 00:49:20 - 2025-05-16 23:32:01 2460802.534262 - 2460812.480568 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488626 2025-05-16 23:32:01 2460812.480568 18 0.1 ABMag L-GOTO GOTO-N_GOTO-2 180
488625 2025-05-07 00:49:20 2460802.534262 19 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
g-ZTF P48_ZTF-Cam 2025-05-08 10:17:37 - 2025-05-10 07:50:30 2460803.9289005 - 2460805.8267361 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487705 2025-05-10 07:50:30 2460805.8267361 18.8988 0.086509 ABMag g-ZTF P48_ZTF-Cam
487704 2025-05-09 06:26:10 2460804.7681713 19.2617 0.146133 ABMag g-ZTF P48_ZTF-Cam
487703 2025-05-08 10:17:37 2460803.9289005 19.9089 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-05-12 12:21:47 - 2025-05-13 12:14:15 2460808.01513 - 2460809.0099 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488088 2025-05-13 12:14:15 2460809.0099 17.978 0.172 18.83 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
488087 2025-05-12 12:21:47 2460808.01513 18.46 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
255191 2025-05-17 07:10:07 GOTO_bot A. Kumar,G. Ramsay,K. Ackley et al. GOTO GOTO 15:40:06.558 +35:44:44.45 2025-05-16 23:32:01.248 18 L-GOTO Other GOTO25crc GOTO N
254939 2025-05-13 16:31:46 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 15:40:06.571 +35:44:44.99 2025-05-13 12:14:15.360 17.978 orange-ATLAS PSN ATLAS25eyf ATLAS N
254705 2025-05-10 08:57:04 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 15:40:06.541 +35:44:44.70 2025-05-09 06:26:10.000 19.2617 g-ZTF PSN ZTF25aapthsg ZTF 2025TNSTR1744....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21056 2025-05-19 09:30:17 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 0.066759 1 Add ZTF 2025TNSCR1843....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
21056 2025-05-19 07:49:57 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025khk_2025-05-19_07-49-57.094135_P60_SEDM_ZTF.ascii Object

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