RA/DEC (2000)
00:30:30.904 +23:07:07.06
7.6287655 +23.1186264
Type
SN Ia
Redshift
0.030324
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-06-05 11:15:32.996
TNS AT
Y
Public
Y
Discovery Mag
18.1174
Filter
r-ZTF
Reporter/s
Avinash Singh (SU), Kaustav Kashyap Das (Caltech), Mansi Kasliwal (Caltech), Theophile Du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025nac - 2025-06-08 10:34:02 P60 / SEDM (ZTF)z=
 ▌SN_2025nac - 2025-06-07 14:33:57 UH88 / SNIFS (SCAT)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
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▌Show Tellurics 
▌Show Galaxy lines at z=
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   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_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
21285 2025-06-08 10:34:02 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2025nac_2025-06-08_10-34-01.801273_P60_SEDM_ZTF.ascii Object
21260 2025-06-07 14:33:57 UH88 / SNIFS 1500 Hinkle SCAT tns_2025nac_2025-06-07_14-33-57_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-02-03 20:03:57 - 2025-02-03 20:03:57 2460710.336077 - 2460710.336077 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494323 2025-02-03 20:03:57 2460710.336077 19.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-06-09 04:40:58 - 2025-06-09 04:40:58 2460835.695111 - 2460835.695111 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494324 2025-06-09 04:40:58 2460835.695111 18 0.04 ABMag L-GOTO GOTO-N_GOTO-1 180
r-ZTF P48_ZTF-Cam 2025-05-29 11:28:33 - 2025-06-06 11:23:44 2460824.9781597 - 2460832.9748148 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
493995 2025-06-06 11:23:44 2460832.9748148 17.9673 0.0501437 ABMag r-ZTF P48_ZTF-Cam
493994 2025-06-05 11:15:33 2460831.9691319 18.1174 0.0548757 ABMag r-ZTF P48_ZTF-Cam
493993 2025-05-29 11:28:33 2460824.9781597 19.9615 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-06-07 14:40:51 - 2025-06-08 13:59:44 2460834.1117 - 2460835.08315 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494219 2025-06-08 13:59:44 2460835.08315 17.924 0.065 19.24 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
494218 2025-06-07 14:40:51 2460834.1117 18.94 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
258077 2025-06-09 13:50:57 GOTO_bot G. Ramsay, T. Killestein, L. Kelsey et al. GOTO GOTO 00:30:30.899 +23:07:06.93 2025-06-09 04:40:57.504 18 L-GOTO Other GOTO25dkj GOTO This transient was discovered with the assistance of the GOTO Kilonova Seekers Citizen Scientists on Zooniverse. The candidate was flagged by volunteers: Cledison Marcos da Silva, Mayahuel Torres Guerrero, M.T. Mazzucato, Henryk Krawczyk, Anastasia Prybytko N
258034 2025-06-08 21:15:56 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 00:30:30.904 +23:07:06.95 2025-06-08 13:59:44.160 17.924 orange-ATLAS PSN ATLAS25fzl ATLAS N
257942 2025-06-06 18:55:22 ZTF_CATS150 Avinash Singh (SU), Kaustav Kashyap Das (Caltech), Mansi Kasliwal (Caltech) et al. ZTF ZTF 00:30:30.904 +23:07:07.06 2025-06-05 11:15:32.996 18.1174 r-ZTF PSN ZTF25aatxnwx ZTF 2025TNSTR2124....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
21285 2025-06-12 20:30:32 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 0.030324 1 ZTF 2025TNSCR2200....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
21285 2025-06-08 10:34:02 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2025nac_2025-06-08_10-34-01.801273_P60_SEDM_ZTF.ascii Object
21260 2025-06-07 15:22:00 Jason Hinkle Jason Hinkle (UH/IfA) on behalf of SCAT SCAT SN Ia 0.030324 1 SCAT The redshift is from the archival HI spectra on NED. Cross-correlation with SNID (Blondin & Tonry 2007) gives matches to normal SNe Ia. 2025TNSCR2137....1H
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
21260 2025-06-07 14:33:57 UH88 / SNIFS 1500 Hinkle SCAT tns_2025nac_2025-06-07_14-33-57_UH88_SNIFS_SCAT.dat Object

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