RA/DEC (2000)
12:30:49.857 +08:16:26.15
187.70773707121 +8.273931557308
Type
SN Ia
Redshift
0.15
Discovery ReportClassification Report
Related AstroNotes: 2026-50, 2026-67, 2026-80
Reporting Group
SAGUARO
Discovering Data Source
Rubin
Discovery Date
2026-02-25 07:00:10.000
TNS AT
Y
Public
Y
Discovery Mag
22.8422
Filter
i-LSST
Reporter/s
Sergiy S. Vasylyev, Manisha Shrestha, Griffin Hosseinzadeh, Charles D. Kilpatrick, K. Azalee Bostroem, Noah Franz, David J. Sand, Bhagya Subrayan, Conor Ransome, Jennifer E. Andrews, Wen-fai Fong, Kate D. Alexander, Katie Auchettl, Monika Soraisam
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026ekf - 2026-03-15 07:50:07 Bok / BC-Bok (AZTEC)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

 ▌Rubin_LSSTCam_i
 ▌GOTO-N_GOTO-1_L
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌P48_ZTF-Cam_i
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌PS1_GPC1_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
23217 2026-03-15 07:50:07 Bok / BC-Bok 9000 Jeniveve Pearson, Neev Shah Jeniveve Pearson AZTEC tns_2026ekf_2026-03-15_07-50-06.977_Bok_BC-Bok_AZTEC.txt tns_2026ekf_2026-03-15_07-50-06.977_Bok_BC-Bok_AZTEC.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
i-LSST Rubin_LSSTCam 2026-02-19 06:04:27 - 2026-02-19 06:04:27 2461090.7530912 - 2461090.7530912 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
561480 2026-02-19 06:04:27 2461090.7530912 22.8422 0.123223 22.8422 ABMag i-LSST Rubin_LSSTCam
561687 2026-02-19 06:04:27 2461090.7530912 22.8423 0.113492 24.0121 ABMag i-LSST Rubin_LSSTCam Rubin
L-GOTO GOTO-N_GOTO-1 2026-03-08 00:37:10 - 2026-03-09 00:30:26 2461107.525812 - 2461108.521127 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563806 2026-03-09 00:30:26 2461108.521127 19.56 0.14 ABMag L-GOTO GOTO-N_GOTO-1 180
563805 2026-03-08 00:37:10 2461107.525812 19.4 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2026-03-09 05:11:48 - 2026-03-10 03:08:34 2461108.7165278 - 2461109.6309491 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
564043 2026-03-10 03:08:34 2461109.6309491 19.93 0.17 20.26 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic
564042 2026-03-09 05:11:48 2461108.7165278 20.09 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
i-ZTF P48_ZTF-Cam 2026-02-23 09:19:22 - 2026-02-23 09:19:22 2461094.8884491 - 2461094.8884491 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563946 2026-02-23 09:19:22 2461094.8884491 19.5257 ABMag i-ZTF P48_ZTF-Cam [Last non detection]
r-ZTF P48_ZTF-Cam 2026-02-23 10:00:50 - 2026-02-23 10:00:50 2461094.9172454 - 2461094.9172454 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563947 2026-02-23 10:00:50 2461094.9172454 20.4527 0.210713 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2026-03-11 09:33:55 - 2026-03-11 09:33:55 2461110.8985532 - 2461110.8985532 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
563948 2026-03-11 09:33:55 2461110.8985532 19.7997 0.159864 ABMag g-ZTF P48_ZTF-Cam
r-P1 PS1_GPC1 2026-02-27 10:23:59 - 2026-02-27 10:23:59 2461098.93332 - 2461098.93332 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
562119 2026-02-27 10:23:59 2461098.93332 20.08 0.09 20.6 ABMag r-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
294194 2026-03-11 14:52:08 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 12:30:49.817 +08:16:26.23 2026-03-10 03:08:34.000 19.93 BG-q-BlackGem PSN BGEM J123049.82+081626.2 BlackGEM N
294160 2026-03-11 09:45:53 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 12:30:49.866 +08:16:26.18 2026-02-23 10:00:50.002 20.4527 r-ZTF PSN ZTF26aahjpbx ZTF N
294085 2026-03-10 11:32:14 GOTO_bot D. O'Neill, M. Pursiainen, K. Ackley et al. GOTO GOTO 12:30:49.843 +08:16:26.25 2026-03-09 00:30:25.632 19.56 L-GOTO PSN GOTO26btv GOTO N
293266 2026-02-27 18:50:07 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 12:30:49.851 +08:16:26.16 2026-02-27 10:23:58.848 20.08 r-P1 PSN PS26amq Pan-STARRS N
293041 2026-02-26 00:46:31 VHU-TDA Kaylee de Soto (Harvard/CfA), Yize Dong (Harvard/CfA), Anya Nugent (Harvard/CfA) et al. VHU-TDA VHU-TDA 12:30:49.857 +08:16:26.16 2026-02-25 02:24:00.000 22.8423 i-LSST PSN 170032917163016282 VHU-TDA N 1
Auto classification
Algorithm Version Obj. Type Probability Additional Params.
superphot+ 1.ztf SN Ia 0.981
292915 2026-02-25 10:48:18 SAGUARO_Bot1 Sergiy S. Vasylyev, Manisha Shrestha, Griffin Hosseinzadeh et al. SAGUARO Rubin 12:30:49.857 +08:16:26.15 2026-02-25 07:00:10.000 22.8422 i-LSST PSN Rubin 2026TNSTR.817....1V N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23216 2026-03-15 18:27:01 SAGUARO_Bot1 Noah Franz (U. Arizona), Jeniveve Pearson (U. Arizona), Neev Shah (U. Arizona), David Sand (U. Arizona), Kate D. Alexander (U. Arizona) AZTEC SN Ia 0.15 1 AZTEC Using SNID (Blondin & Tonry 2007, ApJ, 666, 1024) and SNID-SAGE (Stoppa, F., in prep) we find a good fit to a normal SN Ia at z=0.150. The closest template match is the SN Ia 2008Z. 2026TNSCR1099....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
23217 2026-03-15 07:50:07 Bok / BC-Bok 9000 Jeniveve Pearson, Neev Shah Jeniveve Pearson AZTEC tns_2026ekf_2026-03-15_07-50-06.977_Bok_BC-Bok_AZTEC.txt tns_2026ekf_2026-03-15_07-50-06.977_Bok_BC-Bok_AZTEC.fits Object

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