RA/DEC (2000)
05:27:47.473 +19:56:58.18
81.9478046 +19.9494954
Type
SN II
Redshift
0.027299
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-07-31 11:43:22.995
TNS AT
Y
Public
Y
Discovery Mag
19.4099
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ssk - 2025-08-03 11:13:17 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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌P48_ZTF-Cam_r
 ▌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
21698 2025-08-03 11:13:17 P60 / SEDM 2700 SEDmRobot ZTF tns_2025ssk_2025-08-03_11-13-16.916275_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-08-23 05:08:24 - 2025-08-23 05:08:24 2460910.71417 - 2460910.71417 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
512830 2025-08-23 05:08:24 2460910.71417 19.67 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-07-30 12:08:15 - 2025-07-31 11:54:39 2460887.0057292 - 2460887.9962847 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
506408 2025-07-31 11:54:39 2460887.9962847 19.1209 0.147626 ABMag r-ZTF P48_ZTF-Cam
506407 2025-07-31 11:43:23 2460887.9884606 19.4099 0.187481 ABMag r-ZTF P48_ZTF-Cam
506406 2025-07-30 12:08:15 2460887.0057292 18.5893 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-08-27 14:10:20 - 2025-08-27 14:10:20 2460915.09051 - 2460915.09051 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
512831 2025-08-27 14:10:20 2460915.09051 19.544 0.139 19.9 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 110 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
267891 2025-08-27 16:16:26 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 05:27:47.469 +19:56:58.29 2025-08-27 14:10:20.064 19.544 orange-ATLAS PSN ATLAS25kny ATLAS N
264442 2025-07-31 14:04:29 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 05:27:47.473 +19:56:58.18 2025-07-31 11:43:22.995 19.4099 r-ZTF PSN ZTF25abgekqc ZTF 2025TNSTR3012....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
21698 2025-08-04 18:06:52 ZTF_Bot1 J. Sollerman, K. Das, A. Mehla, M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN II 0.027299 1 ZTF 2025TNSCR3073....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
21698 2025-08-03 11:13:17 P60 / SEDM 2700 SEDmRobot ZTF tns_2025ssk_2025-08-03_11-13-16.916275_P60_SEDM_ZTF.ascii Object

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