2026stj results

Information

Transient
Name:SN2026stj
Right ascension: 19h56m51.61s
Declination:-13d49m26.55s
Discovery Date:July 8, 2026, 9:32 a.m.
Classification:SN Ia
Redshift:0.097000
MW E(B-V):0.168
Host
Name:J195651.61-134926.61
Object ID:91412992150751521
Catalog Name:panstarrs
Catalog Release:dr2
Right ascension: 19h56m51.61s
Declination:-13d49m26.61s
Redshift:None
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.51
Transient MWEBV processed 0.11
Host match processed 5.54
Host information processed 0.06
Host MWEBV processed 0.13
Global aperture construction processed 0.66
Global aperture photometry processed 4.03
Validate global photometry processed 12.66
Global host SED inference processed 557.18
Local aperture photometry processed 4.11
Validate local photometry processed 0.02
Local host SED inference processed 499.13
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):19h56m51.61s, -13d49m26.55s
semi major axis, semi minor axis (arcsec):1.12, 1.12
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 157.39 0.46 18.408 0.003 AB
PanSTARRS_z 234.68 0.96 17.974 0.004 AB
PanSTARRS_y 260.65 2.4 17.860 0.010 AB

Aperture details

RA, DEC (J2000):19h56m51.60s, -13d49m26.38s
semi major axis, semi minor axis (arcsec):5.27, 4.61
angle (degrees, anti-clockwise from east):327.34
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.55 2.85 21.859 0.473 AB
GALEX_NUV 4.44 2.06 22.281 0.503 AB
PanSTARRS_g 129.01 1.1 18.623 0.009 AB
PanSTARRS_r 300.64 1.45 17.705 0.005 AB
PanSTARRS_i 462.2 1.89 17.238 0.004 AB
PanSTARRS_z 647.75 3.95 16.871 0.007 AB
PanSTARRS_y 741.31 10.35 16.725 0.015 AB
2MASS_J 1102.5 155.21 15.399 0.153 Vega
2MASS_H 1532.4 228.91 14.569 0.162 Vega
2MASS_K 1282.54 250.1 14.292 0.212 Vega
WISE_W1 387.61 21.62 14.730 0.061 Vega
WISE_W2 215.94 21.29 14.725 0.107 Vega
WISE_W3 48.59 81.4 14.510 1.819 Vega
WISE_W4 273.54 459.25 11.187 1.823 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.955 10.158 10.328
{\rm log}_{10}({\rm SFR}) -1.646 -0.529 0.291
{\rm log}_{10}({\rm sSFR}) -11.863 -10.707 -9.779
{\rm stellar\ age} 3.941 7.233 10.052

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.012 -0.435 -0.116
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.542 -0.820 -0.061

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.405 0.784 1.293
\delta -0.709 -0.304 0.079
\tau_1/\tau_2 0.554 0.949 1.383
Q_{PAH} 0.675 2.392 4.902
U_{min} 3.035 8.665 16.067
{\rm log}_{10}(\gamma_e)\, -3.347 -2.340 -1.050

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.481 -1.255 -0.397
{\rm log}_{10}(\tau_{AGN})\, 0.965 1.452 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.464 -0.909 -0.172
0.03-0.10 Gyr -1.983 -0.543 0.415
0.10-0.33 Gyr -2.014 -0.464 0.335
0.33-1.06 Gyr -2.056 -0.328 0.417
1.06-3.45 Gyr -2.214 -0.192 0.355
3.45-11.24 Gyr -1.334 0.164 0.447
11.24-12.49 Gyr -0.920 0.416 1.265

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.508 10.584 10.716
{\rm log}_{10}({\rm SFR}) -5.351 -2.267 -0.776
{\rm log}_{10}({\rm sSFR}) -16.021 -12.907 -11.301
{\rm stellar\ age} 7.008 7.985 11.813

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.563 -1.222 -0.949
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.546 -0.747 0.076

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.260 0.396 0.539
\delta -0.904 -0.698 -0.446
\tau_1/\tau_2 0.515 0.983 1.458
Q_{PAH} 0.550 1.802 3.934
U_{min} 3.440 10.226 18.394
{\rm log}_{10}(\gamma_e)\, -2.613 -1.500 -0.673

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.186 -3.043 -2.151
{\rm log}_{10}(\tau_{AGN})\, 1.156 1.599 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -6.986 -3.551 -1.392
0.03-0.10 Gyr -5.870 -2.452 -0.668
0.10-0.33 Gyr -5.336 -2.160 -0.255
0.33-1.06 Gyr -4.964 -2.076 -0.154
1.06-3.45 Gyr -3.473 -1.050 0.487
3.45-11.24 Gyr -1.552 0.639 0.901
11.24-12.49 Gyr -0.974 1.035 1.872