RA/DEC (2000)
16:01:23.227 +43:05:05.52
240.3467809 +43.0848678
Type
SN Ia
Redshift
0.068
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-01-09 12:42:46.002
TNS AT
Y
Public
Y
Discovery Mag
18.3412
Filter
r-ZTF
Reporter/s
Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026iv - 2026-01-19 10:47:33 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
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
22836 2026-01-19 10:47:33 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2026iv_2026-01-19_10-47-33.093808_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-01-11 06:08:30 - 2026-01-11 06:08:30 2461051.7559 - 2461051.7559 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
550465 2026-01-11 06:08:30 2461051.7559 19.59 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2026-01-09 12:42:06 - 2026-01-09 12:42:46 2461050.0292361 - 2461050.0296991 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
547942 2026-01-09 12:42:46 2461050.0296991 18.3412 0.100185 ABMag r-ZTF P48_ZTF-Cam
547941 2026-01-09 12:42:06 2461050.0292361 19.3002 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2026-01-09 13:39:24 - 2026-01-09 13:39:24 2461050.0690278 - 2461050.0690278 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
547943 2026-01-09 13:39:24 2461050.0690278 18.3307 0.152864 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-01-15 14:43:28 - 2026-01-15 14:43:28 2461056.11352 - 2461056.11352 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
550466 2026-01-15 14:43:28 2461056.11352 18.281 0.084 19.6 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 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
287398 2026-01-15 17:16:05 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 16:01:23.256 +43:05:05.65 2026-01-15 14:43:28.128 18.281 orange-ATLAS PSN ATLAS26aqr ATLAS N
286189 2026-01-09 13:49:40 BTSbot_bot Nabeel Rehemtulla (CIERA,NU),Wynn Jacobson-Galán (Caltech) et al. ZTF ZTF 16:01:23.227 +43:05:05.52 2026-01-09 12:42:46.002 18.3412 r-ZTF PSN ZTF26aaadpcx ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). 2026TNSTR..85....1R N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22835 2026-01-21 23:01:30 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 0.068 1 ZTF 2026TNSCR.281....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
22836 2026-01-19 10:47:33 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2026iv_2026-01-19_10-47-33.093808_P60_SEDM_ZTF.ascii Object

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