2026zyt results

Information

Transient
Name:SN2026zyt
Right ascension: 4h55m51.99s
Declination:-20d34m54.28s
Discovery Date:Aug. 22, 2026, 6:54 p.m.
Classification:SN Ia
Redshift:0.054100
MW E(B-V):0.035
Host
Name:J045552.10-203457.64
Object ID:9906613855784740
Catalog Name:decals
Catalog Release:dr9
Right ascension: 4h55m52.10s
Declination:-20d34m57.64s
Redshift:None
Photometric Redshift:0.047
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 11.09
Transient MWEBV processed 0.18
Host match processed 7.45
Host information processed 0.06
Host MWEBV processed 0.12
Host spectrum download processed 0.06
Global aperture construction processed 0.66
Global aperture photometry processed 6.85
Validate global photometry processed 17.53
Global host SED inference processed 327.69
Local aperture photometry processed 6.56
Validate local photometry processed 0.02
Local host SED inference processed 379.48
 

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})\, 9.546 9.710 9.842
{\rm log}_{10}({\rm SFR}) -1.380 -0.521 -0.027
{\rm log}_{10}({\rm sSFR}) -11.042 -10.232 -9.595
{\rm stellar\ age} 5.215 7.297 8.739

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.786 -1.421 -0.989
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.340 -0.241 0.313

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.707 1.077 1.409
\delta -0.616 -0.309 0.045
\tau_1/\tau_2 0.571 0.870 1.172
Q_{PAH} 0.499 1.578 3.980
U_{min} 2.623 7.802 15.253
{\rm log}_{10}(\gamma_e)\, -3.150 -2.087 -0.905

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.496 -3.145 -0.770
{\rm log}_{10}(\tau_{AGN})\, 0.980 1.420 1.898

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.365 -0.381 0.056
0.03-0.10 Gyr -1.757 -0.700 -0.072
0.10-0.33 Gyr -1.967 -0.887 -0.183
0.33-1.08 Gyr -1.883 -0.797 -0.218
1.08-3.56 Gyr -1.490 -0.448 -0.083
3.56-11.73 Gyr -0.803 -0.177 0.037
11.73-13.03 Gyr -1.121 -0.200 0.403

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.763 10.854 10.948
{\rm log}_{10}({\rm SFR}) 0.067 0.416 0.714
{\rm log}_{10}({\rm sSFR}) -10.861 -10.444 -10.074
{\rm stellar\ age} 6.460 7.438 8.511

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.901 -0.560 -0.291
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.452 -0.451 0.235

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.665 0.853 1.067
\delta -0.382 -0.152 0.080
\tau_1/\tau_2 0.642 0.929 1.226
Q_{PAH} 2.178 3.310 5.092
U_{min} 2.663 6.837 14.005
{\rm log}_{10}(\gamma_e)\, -3.360 -2.759 -2.094

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.864 -1.560 -1.221
{\rm log}_{10}(\tau_{AGN})\, 0.875 1.163 1.564

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.059 0.531 0.816
0.03-0.10 Gyr -0.134 0.326 0.692
0.10-0.33 Gyr -0.333 0.210 0.592
0.33-1.08 Gyr -0.252 0.307 0.664
1.08-3.56 Gyr 0.208 0.727 1.008
3.56-11.73 Gyr 0.782 1.005 1.149
11.73-13.03 Gyr 0.415 0.981 1.484
 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h55m51.99s, -20d34m54.28s
semi major axis, semi minor axis (arcsec):1.9, 1.9
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 82.66 0.25 19.107 0.003 AB
PanSTARRS_g 101.19 0.53 18.887 0.006 AB
PanSTARRS_r 195.89 0.63 18.170 0.003 AB
DES_r 179.67 0.4 18.264 0.002 AB
PanSTARRS_i 291.56 0.67 17.738 0.002 AB
DES_i 247.3 0.72 17.917 0.003 AB
PanSTARRS_z 344.56 1.47 17.557 0.005 AB
DES_z 315.61 1.46 17.652 0.005 AB
PanSTARRS_y 456.05 3.43 17.252 0.008 AB

Aperture details

RA, DEC (J2000):4h55m52.08s, -20d34m57.35s
semi major axis, semi minor axis (arcsec):10.37, 8.01
angle (degrees, anti-clockwise from east):314.35
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.97 5.98 23.937 6.725 AB
GALEX_NUV 43.16 4.15 19.812 0.104 AB
DES_g 979.48 0.9 16.423 0.001 AB
PanSTARRS_g 1015.35 2.4 16.383 0.003 AB
PanSTARRS_r 2132.27 2.88 15.578 0.001 AB
DES_r 2328.49 1.49 15.482 0.001 AB
PanSTARRS_i 3194.39 3.09 15.139 0.001 AB
DES_i 3366.99 2.71 15.082 0.001 AB
PanSTARRS_z 3890.03 6.88 14.925 0.002 AB
DES_z 4462.01 5.56 14.776 0.001 AB
PanSTARRS_y 5277.59 16.31 14.594 0.003 AB
2MASS_J 7376.83 238.38 13.335 0.035 Vega
2MASS_H 9603.57 337.13 12.576 0.038 Vega
2MASS_K 9848.95 442.26 12.079 0.049 Vega
WISE_W1 5048.75 30.04 11.943 0.006 Vega
WISE_W2 3661.52 34.57 11.652 0.010 Vega
WISE_W3 18582.08 125.1 8.053 0.007 Vega
WISE_W4 20281.95 937.39 6.512 0.050 Vega