2026bsa results

Information

Transient
Name:SN2026bsa
Right ascension: 8h10m56.23s
Declination:36d49m41.40s
Discovery Date:Jan. 27, 2026, 4:26 a.m.
Classification:SN Ia
Redshift:0.021502
MW E(B-V):0.048
Host
Name:UGC04261
Right ascension: 8h10m56.15s
Declination:36d49m43.58s
Redshift:None
Photometric Redshift:0.021
 

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_z
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.4
Transient MWEBV processed 0.07
Host match processed 5.05
Host information processed 0.12
Host MWEBV processed 0.08
Global aperture construction processed 0.65
Global aperture photometry processed 5.81
Validate global photometry processed 17.99
Global host SED inference processed 727.69
Local aperture photometry processed 5.66
Validate local photometry processed 0.03
Local host SED inference processed 730.44
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h10m56.23s, 36d49m41.40s
semi major axis, semi minor axis (arcsec):4.6, 4.6
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 364.77 18.81 17.495 0.056 AB
SDSS_u 1144.06 9.33 16.254 0.009 AB
SDSS_g 2216.5 12.31 15.536 0.006 AB
DES_g 2168.77 3.32 15.559 0.002 AB
PanSTARRS_g 2219.41 1.57 15.534 0.001 AB
SDSS_r 2909.42 14.14 15.240 0.005 AB
PanSTARRS_r 2937.25 2.01 15.230 0.001 AB
SDSS_i 3299.07 15.28 15.104 0.005 AB
PanSTARRS_i 3250.09 1.29 15.120 0.000 AB
PanSTARRS_z 3563.89 3.18 15.020 0.001 AB
SDSS_z 3864.09 18.83 14.932 0.005 AB
DES_z 3977.78 10.95 14.901 0.003 AB
PanSTARRS_y 4090.34 9.16 14.871 0.002 AB
2MASS_J 4469.83 93.14 13.879 0.023 Vega
2MASS_H 5538.23 156.83 13.174 0.031 Vega
2MASS_K 4426.78 151.58 12.947 0.037 Vega

Aperture details

RA, DEC (J2000):8h10m56.40s, 36d49m43.66s
semi major axis, semi minor axis (arcsec):24.39, 16.19
angle (degrees, anti-clockwise from east):-98.72
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 5465.02 20.21 14.556 0.004 AB
SDSS_r 7260.59 23.74 14.248 0.004 AB
SDSS_i 8296.78 27.8 14.103 0.004 AB
DES_z 9601.18 17.77 13.944 0.002 AB
2MASS_J 12323.54 396.39 12.778 0.035 Vega
2MASS_K 10897.7 654.89 11.969 0.065 Vega
WISE_W4 91826.58 2969.65 4.873 0.035 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.858 9.227 9.628
{\rm log}_{10}({\rm SFR}) 0.709 0.931 1.284
{\rm log}_{10}({\rm sSFR}) -8.696 -8.121 -7.913
{\rm stellar\ age} 0.065 1.291 6.333

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.442 -0.887 -0.298
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.714 0.186 0.398

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.301 0.689 1.120
\delta -0.419 -0.038 0.124
\tau_1/\tau_2 0.603 1.109 1.595
Q_{PAH} 0.511 1.824 3.087
U_{min} 3.274 9.330 17.156
{\rm log}_{10}(\gamma_e)\, -3.742 -2.840 -1.314

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.586 -3.583 -1.161
{\rm log}_{10}(\tau_{AGN})\, 0.929 1.455 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.674 -0.168 0.219
0.03-0.10 Gyr 0.855 1.085 1.439
0.10-0.33 Gyr -2.904 -1.336 0.267
0.33-1.10 Gyr -5.539 -2.524 -0.490
1.10-3.65 Gyr -6.545 -2.710 -0.585
3.65-12.12 Gyr -7.151 -2.656 -0.625
12.12-13.47 Gyr -7.472 -2.315 -0.274

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.634 9.960 10.144
{\rm log}_{10}({\rm SFR}) -0.484 0.512 0.977
{\rm log}_{10}({\rm sSFR}) -10.449 -9.508 -8.923
{\rm stellar\ age} 0.665 5.344 7.738

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.476 -0.951 -0.369
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.574 -1.047 -0.079

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.179 0.383 0.687
\delta -0.572 -0.059 0.275
\tau_1/\tau_2 0.518 1.036 1.525
Q_{PAH} 0.595 2.243 4.509
U_{min} 2.722 8.088 16.011
{\rm log}_{10}(\gamma_e)\, -3.181 -1.921 -1.125

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.262 -1.704 -0.777
{\rm log}_{10}(\tau_{AGN})\, 1.128 1.775 2.039

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.306 -0.016 0.361
0.03-0.10 Gyr -0.725 0.619 1.121
0.10-0.33 Gyr -0.531 0.487 1.169
0.33-1.10 Gyr -1.479 -0.013 0.546
1.10-3.65 Gyr -2.699 -0.224 0.264
3.65-12.12 Gyr -3.297 -0.227 0.237
12.12-13.47 Gyr -3.315 -0.255 0.535