RA/DEC (2000)
08:35:37.716 +09:25:34.13
128.9071482 +9.4261486
Type
SN Ia
Redshift
0.053
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-01-19 08:05:53.001
TNS AT
Y
Public
Y
Discovery Mag
19.9434
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_2026avy - 2026-02-07 00:00:00 NOT / ALFOSC (None)z=
 ▌SN_2026avy - 2026-01-30 10:33:24 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
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   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-1_L
 ▌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
22961 2026-02-07 00:00:00 NOT / ALFOSC 1800 Shilpa Bijavara Seshashayana Niko Pyykkinen None tns_2026avy_2026-02-07_NOT_ALFOSC_None.dat tns_2026avy_2026-02-07_NOT_ALFOSC_None.fits Object
22886 2026-01-30 10:33:24 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2026avy_2026-01-30_10-33-23.801051_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-01-21 02:31:46 - 2026-01-22 00:27:01 2461061.60539 - 2461062.51876 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552977 2026-01-22 00:27:01 2461062.51876 18.846 0.084 19.81 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
552976 2026-01-21 02:31:46 2461061.60539 20.11 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
Clear- LAST_LAST-Cam 2025-01-27 20:35:52 - 2026-01-28 18:45:48 2460703.35824 - 2461069.2818 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
554441 2026-01-28 18:45:48 2461069.2818 18.03 ABMag Clear- LAST_LAST-Cam 400
554440 2025-01-27 20:35:52 2460703.35824 21.48 ABMag Clear- LAST_LAST-Cam 5020 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2026-01-22 13:57:39 - 2026-01-22 13:57:39 2461063.081703 - 2461063.081703 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552846 2026-01-22 13:57:39 2461063.081703 19.05 0.07 ABMag L-GOTO GOTO-S_GOTO-3 180
L-GOTO GOTO-N_GOTO-1 2026-01-16 01:05:27 - 2026-01-16 01:05:27 2461056.545452 - 2461056.545452 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552845 2026-01-16 01:05:27 2461056.545452 19.5 ABMag L-GOTO GOTO-N_GOTO-1 135 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-01-21 07:35:47 - 2026-01-21 07:35:47 2461061.8165162 - 2461061.8165162 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552236 2026-01-21 07:35:47 2461061.8165162 19.2995 0.131452 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-01-18 08:44:41 - 2026-01-19 08:05:53 2461058.8643634 - 2461059.837419 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552235 2026-01-19 08:05:53 2461059.837419 19.9434 0.0919553 ABMag g-ZTF P48_ZTF-Cam
552234 2026-01-18 08:44:41 2461058.8643634 20.3934 ABMag g-ZTF P48_ZTF-Cam [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
289245 2026-01-28 19:05:13 LAST_Bot1 R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS) et al. LAST LAST 08:35:37.672 +09:25:34.31 2026-01-28 18:45:47.520 18.03 Clear- PSN LAST N
288484 2026-01-23 01:32:13 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 08:35:37.727 +09:25:34.01 2026-01-22 00:27:00.864 18.846 wide-ATLAS PSN ATLAS26azo ATLAS N
288382 2026-01-22 15:05:32 GOTO_bot G. Ramsay, M. Pursiainen, K. Ackley et al. GOTO GOTO 08:35:37.709 +09:25:34.07 2026-01-22 13:57:38.880 19.05 L-GOTO PSN GOTO26wh GOTO N
288133 2026-01-21 09:16:06 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 08:35:37.716 +09:25:34.13 2026-01-19 08:05:53.001 19.9434 g-ZTF PSN ZTF26aacqcmy ZTF 2026TNSTR.279....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
22960 2026-02-09 14:44:36 Niko Pyykkinen Niko Pyykkinen (NOT/UTU), Shilpa Bijavara Seshashayana (NOT/Malmö) None SN Ia 0.053 1 We confirm the previous classification of this object as a Type Ia supernova. The reported redshift is from a galaxy near the object, but not necessarily the host. This matches roughly the redshift from the SNID template match of 0.057. 2026TNSCR.563....1P
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
22961 2026-02-07 00:00:00 NOT / ALFOSC 1800 Shilpa Bijavara Seshashayana Niko Pyykkinen None tns_2026avy_2026-02-07_NOT_ALFOSC_None.dat tns_2026avy_2026-02-07_NOT_ALFOSC_None.fits Object
22885 2026-01-30 12:49:51 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.053 1 ZTF 2026TNSCR.410....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
22886 2026-01-30 10:33:24 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2026avy_2026-01-30_10-33-23.801051_P60_SEDM_ZTF.ascii Object

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