RA/DEC (2000)
15:37:30.431 +45:31:20.31
234.3767968 +45.522308
Type
SN Ia
Redshift
0.07
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-09-24 03:19:57.996
TNS AT
Y
Public
Y
Discovery Mag
20.245
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_2025ywq - 2025-10-13 02:34:14 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

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_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
22202 2025-10-13 02:34:14 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025ywq_2025-10-13_02-34-13.833341_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2025-09-30 03:41:22 - 2025-09-30 03:41:22 2460948.6537269 - 2460948.6537269 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520830 2025-09-30 03:41:22 2460948.6537269 18.9615 0.0958698 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-09-20 03:30:00 - 2025-09-24 03:19:58 2460938.6458333 - 2460942.6388657 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520829 2025-09-24 03:19:58 2460942.6388657 20.245 0.198625 ABMag g-ZTF P48_ZTF-Cam
520828 2025-09-20 03:30:00 2460938.6458333 20.6757 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-10-03 05:06:48 - 2025-10-03 05:06:48 2460951.71306 - 2460951.71306 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522018 2025-10-03 05:06:48 2460951.71306 18.522 0.182 18.76 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-10-02 05:41:37 - 2025-10-02 05:41:37 2460950.73723 - 2460950.73723 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522017 2025-10-02 05:41:37 2460950.73723 18.7 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 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
272387 2025-10-03 08:40:13 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 15:37:30.494 +45:31:20.22 2025-10-03 05:06:48.384 18.522 orange-ATLAS PSN ATLAS25mij ATLAS N
271743 2025-09-30 04:00:35 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:37:30.431 +45:31:20.31 2025-09-24 03:19:57.996 20.245 g-ZTF PSN ZTF25abtaydf ZTF 2025TNSTR3934....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
22202 2025-10-13 14:14:17 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.07 1 ZTF 2025TNSCR4111....1S
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
22202 2025-10-13 02:34:14 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025ywq_2025-10-13_02-34-13.833341_P60_SEDM_ZTF.ascii Object

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