RA/DEC (2000)
10:59:41.050 -10:41:37.23
164.9210431 -10.6936751
Type
SN Ia
Redshift
0.05
Discovery ReportClassification Report
Related AstroNotes: 2026-121
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-04-29 04:33:03.997
TNS AT
Y
Public
Y
Discovery Mag
18.8093
Filter
i-ZTF
Reporter/s
Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026lau - 2026-05-04 04:28:03 ESO-NTT / EFOSC2-NTT (ePESSTO+)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

 ▌GOTO-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_r
   
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
23618 2026-05-04 04:28:03 ESO-NTT / EFOSC2-NTT 900 Camila Cárdenas, Jasvinderjit Khaulsay Aiswarya Sankar.K, Anirban Dutta, Amar Aryan, Ting-Wan Chen, Chen-Yen Hsu, Khoa Ngo, Thanh Ho ePESSTO+ tns_2026lau_2026-05-04_04-28-03_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026lau_2026-05-04_04-28-03_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2026-04-25 10:11:19 - 2026-04-30 09:23:38 2461155.924533 - 2461160.891408 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579637 2026-04-30 09:23:38 2461160.891408 19.09 0.19 ABMag L-GOTO GOTO-S_GOTO-3 180
579636 2026-04-25 10:11:19 2461155.924533 19.7 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2026-05-02 03:21:48 - 2026-05-03 04:00:34 2461162.64014 - 2461163.66706 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
579432 2026-05-03 04:00:34 2461163.66706 18.434 0.166 18.74 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
579431 2026-05-02 03:21:48 2461162.64014 18.65 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
i-ZTF P48_ZTF-Cam 2026-04-25 06:59:43 - 2026-04-29 04:33:04 2461155.7914699 - 2461159.6896296 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578885 2026-04-29 04:33:04 2461159.6896296 18.8093 0.190774 ABMag i-ZTF P48_ZTF-Cam
578884 2026-04-25 06:59:43 2461155.7914699 19.3992 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
r-ZTF P48_ZTF-Cam 2026-04-29 05:33:11 - 2026-04-29 05:33:11 2461159.7313773 - 2461159.7313773 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578886 2026-04-29 05:33:11 2461159.7313773 18.6692 0.129527 ABMag r-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
302357 2026-05-05 16:07:32 GOTO_bot D. O'Neill, M. Pursiainen, K. Ackley et al. GOTO GOTO 10:59:40.999 -10:41:37.41 2026-04-30 09:23:37.824 19.09 L-GOTO PSN GOTO26edz GOTO N
302245 2026-05-04 08:46:40 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 10:59:41.049 -10:41:37.08 2026-05-03 04:00:33.984 18.434 orange-ATLAS PSN ATLAS26fco ATLAS N
301957 2026-04-29 12:58:40 Fritz Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 10:59:41.050 -10:41:37.23 2026-04-29 04:33:03.997 18.8093 i-ZTF PSN ZTF25aateyvv ZTF 2026TNSTR1881....1P N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23615 2026-05-04 17:05:01 ePESSTOplus_Bot1 Camila Cárdenas, Jasvinderjit Khaulsay, Aiswarya Sankar.K, Anirban Dutta, Amar Aryan, Ting-Wan Chen, Chen-Yen Hsu, Khoa Ngo, Thanh Ho, O. Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.05 1 ePESSTO+ 2026TNSCR1935....1C
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
23618 2026-05-04 04:28:03 ESO-NTT / EFOSC2-NTT 900 Camila Cárdenas, Jasvinderjit Khaulsay Aiswarya Sankar.K, Anirban Dutta, Amar Aryan, Ting-Wan Chen, Chen-Yen Hsu, Khoa Ngo, Thanh Ho ePESSTO+ tns_2026lau_2026-05-04_04-28-03_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2026lau_2026-05-04_04-28-03_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

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