RA/DEC (2000)
04:44:25.361 +00:25:53.60
71.1056694 +0.4315544
Type
SN Ia
Redshift
0.071
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-09-30 11:02:09.000
TNS AT
Y
Public
Y
Discovery Mag
20.2965
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_2025znd - 2025-10-16 08:14:37 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
 ▌LAST_LAST-Cam_Clear
 ▌GOTO-S_GOTO-3_L
 ▌GOTO-N_GOTO-2_L
 ▌ATLAS-STH_ATLAS-03_orange
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
   
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
22224 2025-10-16 08:14:37 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025znd_2025-10-16_08-14-36.601570_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-10-11 02:40:25 - 2025-10-11 02:40:25 2460959.6114 - 2460959.6114 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522797 2025-10-11 02:40:25 2460959.6114 18.431 0.117 19.16 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
Clear- LAST_LAST-Cam 2025-11-12 21:16:32 - 2025-11-16 21:24:18 2460992.38648 - 2460996.39188 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531543 2025-11-16 21:24:18 2460996.39188 19.6 ABMag Clear- LAST_LAST-Cam 400
531542 2025-11-12 21:16:32 2460992.38648 18.94 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2025-09-28 17:32:10 - 2025-09-28 17:32:10 2460947.230672 - 2460947.230672 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523396 2025-09-28 17:32:10 2460947.230672 19.9 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-10-04 01:21:42 - 2025-10-04 01:21:42 2460952.556742 - 2460952.556742 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523397 2025-10-04 01:21:42 2460952.556742 19.16 0.2 ABMag L-GOTO GOTO-N_GOTO-2 180
orange-ATLAS ATLAS-STH_ATLAS-03 2025-10-10 00:15:50 - 2025-10-10 00:15:50 2460958.511 - 2460958.511 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522796 2025-10-10 00:15:50 2460958.511 16.67 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-09-25 11:55:36 - 2025-10-03 11:04:23 2460943.9969444 - 2460951.9613773 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522066 2025-10-03 11:04:23 2460951.9613773 19.7466 0.130181 ABMag r-ZTF P48_ZTF-Cam
522064 2025-09-25 11:55:36 2460943.9969444 20.823 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-09-30 11:02:09 - 2025-09-30 11:02:09 2460948.9598264 - 2460948.9598264 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522065 2025-09-30 11:02:09 2460948.9598264 20.2965 0.171461 ABMag g-ZTF P48_ZTF-Cam
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
277120 2025-11-16 22:23:00 LAST_Bot1 R. Konno (WIS),E. A. Zimmerman (WIS),A. Horowicz (WIS) et al. LAST LAST 04:44:25.377 +00:25:53.65 2025-11-16 21:24:18.432 19.6 Clear- PSN LAST N
273125 2025-10-13 09:24:48 GOTO_bot G. Ramsay,D. O'Neill,K. Ackley et al. GOTO GOTO 04:44:25.416 +00:25:54.21 2025-10-04 01:21:42.336 19.16 L-GOTO Other GOTO25ikt GOTO N
272749 2025-10-11 16:39:53 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 04:44:25.357 +00:25:53.70 2025-10-11 02:40:24.960 18.431 wide-ATLAS PSN ATLAS25mog ATLAS N
272404 2025-10-03 12:54:43 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 04:44:25.361 +00:25:53.60 2025-09-30 11:02:09.000 20.2965 g-ZTF PSN ZTF25abuorhl ZTF 2025TNSTR3986....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
22224 2025-10-16 09:06:34 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 0.071 1 ZTF 2025TNSCR4152....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
22224 2025-10-16 08:14:37 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025znd_2025-10-16_08-14-36.601570_P60_SEDM_ZTF.ascii Object

Comments