2026afsw results

Information

Transient
Name:SN2026afsw
Right ascension: 0h58m27.41s
Declination:-22d03m24.97s
Discovery Date:Oct. 17, 2026, 4:57 a.m.
Classification:SN Ia
Redshift:0.054990
MW E(B-V):0.015
Host
Name:J005827.30-220324.54
Object ID:9906613313080532
Catalog Name:decals
Catalog Release:dr9
Right ascension: 0h58m27.30s
Declination:-22d03m24.54s
Redshift:None
Photometric Redshift:0.052
Dataset
Version:1
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 9.89
Transient MWEBV processed 0.2
Host match processed 8.34
Host information processed 0.14
Host MWEBV processed 0.19
Host spectrum download processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 7.06
Validate global photometry processed 16.99
Global host SED inference processed 471.55
Local aperture photometry processed 6.88
Validate local photometry processed 0.02
Local host SED inference processed 392.22
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.237 9.818 10.148
{\rm log}_{10}({\rm SFR}) 0.309 0.796 1.138
{\rm log}_{10}({\rm sSFR}) -9.870 -9.004 -8.036
{\rm stellar\ age} 0.644 5.058 7.504

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.752 -0.277 0.027
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.527 -0.128 0.176

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.790 1.156 1.594
\delta -0.810 -0.499 -0.107
\tau_1/\tau_2 0.613 0.932 1.267
Q_{PAH} 0.367 1.678 3.854
U_{min} 2.722 7.487 15.424
{\rm log}_{10}(\gamma_e)\, -3.256 -2.076 -0.991

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.284 -1.527 -0.436
{\rm log}_{10}(\tau_{AGN})\, 1.118 1.594 1.974

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.573 1.122 1.469
0.03-0.10 Gyr -1.028 0.187 0.899
0.10-0.33 Gyr -1.901 -0.237 0.424
0.33-1.08 Gyr -2.384 -0.359 0.244
1.08-3.56 Gyr -2.539 -0.295 0.274
3.56-11.72 Gyr -2.763 -0.390 0.245
11.72-13.02 Gyr -2.998 -0.451 0.407

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.849 10.922 11.043
{\rm log}_{10}({\rm SFR}) -4.142 -1.541 -0.571
{\rm log}_{10}({\rm sSFR}) -14.945 -12.451 -11.477
{\rm stellar\ age} 7.150 7.882 11.897

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.876 -0.665 -0.516
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.432 -0.680 0.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.135 0.285 0.458
\delta -0.868 -0.641 -0.353
\tau_1/\tau_2 0.572 0.965 1.361
Q_{PAH} 0.141 0.485 1.262
U_{min} 3.150 9.166 17.226
{\rm log}_{10}(\gamma_e)\, -3.158 -2.052 -0.808

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.676 -4.011 -2.904
{\rm log}_{10}(\tau_{AGN})\, 1.006 1.486 1.945

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.122 -1.790 -0.670
0.03-0.10 Gyr -5.140 -1.672 -0.561
0.10-0.33 Gyr -4.449 -1.326 -0.220
0.33-1.08 Gyr -3.573 -0.891 0.208
1.08-3.56 Gyr -2.327 0.121 0.878
3.56-11.72 Gyr -0.230 1.090 1.226
11.72-13.02 Gyr -0.118 1.077 2.146
 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h58m27.41s, -22d03m24.97s
semi major axis, semi minor axis (arcsec):1.87, 1.87
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 339.78 0.56 17.572 0.002 AB
PanSTARRS_g 246.86 0.64 17.919 0.003 AB
PanSTARRS_r 504.09 0.99 17.144 0.002 AB
DES_r 815.15 0.96 16.622 0.001 AB
PanSTARRS_i 731.11 0.97 16.740 0.001 AB
DES_i 1143.84 2.0 16.254 0.002 AB
PanSTARRS_z 890.58 1.76 16.526 0.002 AB
DES_z 1445.81 4.36 16.000 0.003 AB
PanSTARRS_y 1109.4 3.55 16.287 0.003 AB

Aperture details

RA, DEC (J2000):0h58m27.26s, -22d03m24.31s
semi major axis, semi minor axis (arcsec):10.46, 9.85
angle (degrees, anti-clockwise from east):330.31
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.3 1.9 22.316 0.480 AB
GALEX_NUV 16.7 2.93 20.843 0.191 AB
DES_g 1514.77 1.27 15.949 0.001 AB
PanSTARRS_g 1527.63 2.83 15.940 0.002 AB
PanSTARRS_r 3037.66 4.29 15.194 0.002 AB
DES_r 3363.2 2.04 15.083 0.001 AB
PanSTARRS_i 4436.22 4.5 14.782 0.001 AB
DES_i 4712.4 4.18 14.717 0.001 AB
PanSTARRS_z 5414.45 8.55 14.566 0.002 AB
DES_z 5940.66 9.04 14.465 0.002 AB
PanSTARRS_y 6865.08 18.74 14.308 0.003 AB
2MASS_J 8123.28 227.27 13.231 0.030 Vega
2MASS_H 9839.44 385.55 12.550 0.043 Vega
2MASS_K 8780.18 427.13 12.203 0.053 Vega
WISE_W1 3611.93 37.1 12.307 0.011 Vega
WISE_W2 2035.0 39.39 12.290 0.021 Vega
WISE_W3 572.37 118.46 11.832 0.225 Vega
WISE_W4 180.61 489.99 11.638 2.945 Vega