RA/DEC (2000)
13:59:39.916 +05:50:15.56
209.916315302 +5.83765571363
Type
SN Ia
Redshift
0.083
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-05-09 06:30:33.001
TNS AT
Y
Public
Y
Discovery Mag
19.8618
Filter
g-ZTF
Reporter/s
Anirudh Salgundi (UNC), Igor Andreoni (UNC), Theophile Du Laz (Caltech), Daniel Perley (LJMU), Christoffer Fremling (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026ltq - 2026-05-23 08:36:51 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-CHL_ATLAS-04_cyan
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌PS1_GPC1_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
23831 2026-05-23 08:36:51 P60 / SEDM 2700 SEDmRobot ZTF tns_2026ltq_2026-05-23_08-36-50.901852_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
cyan-ATLAS ATLAS-CHL_ATLAS-04 2026-05-14 05:00:41 - 2026-05-14 05:00:41 2461174.70881 - 2461174.70881 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582767 2026-05-14 05:00:41 2461174.70881 18.959 0.113 19.68 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
L-GOTO GOTO-N_GOTO-1 2026-05-06 00:10:58 - 2026-05-07 22:57:32 2461166.50762 - 2461168.456624 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583859 2026-05-07 22:57:32 2461168.456624 20.01 0.15 ABMag L-GOTO GOTO-N_GOTO-1 180
583858 2026-05-06 00:10:58 2461166.50762 20.2 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-05-08 08:54:22 - 2026-05-08 08:54:22 2461168.871088 - 2461168.871088 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580665 2026-05-08 08:54:22 2461168.871088 20.083 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2026-05-07 08:55:24 - 2026-05-09 06:30:33 2461167.8718056 - 2461169.7712153 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
580666 2026-05-09 06:30:33 2461169.7712153 19.8618 0.14018 ABMag g-ZTF P48_ZTF-Cam
582899 2026-05-09 06:30:33 2461169.7712153 19.8618 0.14018 20.5912 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
582898 2026-05-07 08:55:24 2461167.8718056 19.9142 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-05-12 10:31:24 - 2026-05-12 10:31:24 2461172.93847 - 2461172.93847 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
582766 2026-05-12 10:31:24 2461172.93847 19.5 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
g-P1 PS1_GPC1 2026-05-17 08:15:30 - 2026-05-17 08:15:30 2461177.8441 - 2461177.8441 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583512 2026-05-17 08:15:30 2461177.8441 18.75 0.06 21 ABMag g-P1 PS1_GPC1 27 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
304537 2026-05-19 12:03:45 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 13:59:39.944 +05:50:15.69 2026-05-07 22:57:31.968 20.01 L-GOTO Other GOTO26eyd GOTO N
304261 2026-05-17 19:09:42 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 13:59:39.916 +05:50:15.56 2026-05-17 08:15:30.240 18.75 g-P1 PSN PS26bkc Pan-STARRS N
303905 2026-05-15 18:46:41 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 13:59:39.937 +05:50:15.70 2026-05-09 06:30:33.002 19.8618 g-ZTF PSN ZTF26aavguzr ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aavguzr N
303836 2026-05-15 08:57:16 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 13:59:39.958 +05:50:15.66 2026-05-14 05:00:41.184 18.959 cyan-ATLAS PSN ATLAS26fpy ATLAS N
302812 2026-05-09 18:41:00 Fritz Anirudh Salgundi (UNC), Igor Andreoni (UNC), Theophile Du Laz (Caltech) et al. ZTF ZTF 13:59:39.934 +05:50:15.53 2026-05-09 06:30:33.001 19.8618 g-ZTF PSN ZTF26aavguzr ZTF 2026TNSTR2013....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
23827 2026-05-26 03:34:14 ZTF_Bot1 J. Sollerman, K. Hinds, C. Fremling, J. Castaneda Jaimes, T. du Laz, T. Culino, M. Kasliwal (Caltech), and M. Coughlin (UoM) on behalf of the ZTF LIONS collaboration ZTF SN Ia 0.083 1 ZTF 2026TNSCR2297....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
23831 2026-05-23 08:36:51 P60 / SEDM 2700 SEDmRobot ZTF tns_2026ltq_2026-05-23_08-36-50.901852_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sun, 05/17/2026 - 19:09

Object coordinates updated

Object coordinates updated according to AT-report 304261 of Group Pan-STARRS
Previous RA, DEC: 13:59:39.937, +05:50:15.70 (209.91640305833, +5.837694525)
Updated RA, DEC: 13:59:39.916, +05:50:15.56 (209.916315302, +5.83765571363)

TNS
System

Fri, 05/15/2026 - 18:46

Object coordinates updated

Object coordinates updated according to AT-report 303905 of Group ZTF
Previous RA, DEC: 13:59:39.934, +05:50:15.53 (209.916393, +5.8376468)
Updated RA, DEC: 13:59:39.937, +05:50:15.70 (209.91640305833, +5.837694525)