RA/DEC (2000)
18:29:38.092 +26:34:37.78
277.408717416 +26.5771599372
Type
SN Ia
Redshift
0.12
Discovery ReportClassification Report
Related AstroNotes: 2026-282
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2026-07-15 22:50:02.688
TNS AT
Y
Public
Y
Discovery Mag
19.86
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, R. Starling, B. Gompertz, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026uxu - 2026-07-16 00:00:00 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
▌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
z-step:   v-step: 
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌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
24331 2026-07-16 00:00:00 UH88 / SNIFS 1800 Hoogendam Hoogendam SCAT tns_2026uxu_2026-07-16_UH88_SNIFS_SCAT.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2026-07-12 23:00:22 - 2026-07-15 22:50:03 2461234.458588 - 2461237.451422 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
604720 2026-07-15 22:50:03 2461237.451422 19.86 0.21 ABMag L-GOTO GOTO-N_GOTO-2 180
604719 2026-07-12 23:00:22 2461234.458588 20 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2026-07-16 07:02:48 - 2026-07-16 07:02:48 2461237.79361 - 2461237.79361 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
605739 2026-07-16 07:02:48 2461237.79361 19.98 0.05 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2026-07-09 08:35:41 - 2026-07-11 06:57:56 2461230.8581134 - 2461232.7902315 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
604997 2026-07-11 06:57:56 2461232.7902315 20.6546 0.159646 ABMag r-ZTF P48_ZTF-Cam
604996 2026-07-09 08:35:41 2461230.8581134 20.9725 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2026-07-17 05:54:15 - 2026-07-17 05:54:15 2461238.7460069 - 2461238.7460069 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
604998 2026-07-17 05:54:15 2461238.7460069 19.7546 0.137627 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
316142 2026-07-20 22:46:41 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 18:29:38.092 +26:34:37.78 2026-07-16 07:02:47.904 19.98 w-P1 PSN PS26fgi Pan-STARRS N
315727 2026-07-17 07:28:37 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 18:29:38.105 +26:34:37.67 2026-07-11 06:57:56.001 20.6546 r-ZTF PSN ZTF26abgvkge ZTF N
315612 2026-07-16 07:47:00 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 18:29:38.056 +26:34:37.64 2026-07-15 22:50:02.688 19.86 L-GOTO Other GOTO26gwf GOTO 2026TNSTR2947....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
24324 2026-07-21 02:14:43 Willem Hoogendam Willem Hoogendam (IfA/Hawaii), Aaron Do (Cambridge) on behalf of SCAT SCAT SN Ia 0.12 1 SCAT Redshift from SNID Sage. 2026TNSCR3000....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
24331 2026-07-16 00:00:00 UH88 / SNIFS 1800 Hoogendam Hoogendam SCAT tns_2026uxu_2026-07-16_UH88_SNIFS_SCAT.dat Object

Comments

TNS
System

Mon, 07/20/2026 - 22:46

Object coordinates updated

Object coordinates updated according to AT-report 316142 of Group Pan-STARRS
Previous RA, DEC: 18:29:38.105, +26:34:37.67 (277.4087699, +26.5771313)
Updated RA, DEC: 18:29:38.092, +26:34:37.78 (277.408717416, +26.5771599372)

TNS
System

Fri, 07/17/2026 - 07:28

Object coordinates updated

Object coordinates updated according to AT-report 315727 of Group ZTF
Previous RA, DEC: 18:29:38.056, +26:34:37.64 (277.408568, +26.577122)
Updated RA, DEC: 18:29:38.105, +26:34:37.67 (277.4087699, +26.5771313)