2026yss results

Information

Transient
Name:AT2026yss
Right ascension: 15h15m24.58s
Declination:31d44m37.06s
Discovery Date:Aug. 1, 2026, 3:10 p.m.
Classification:None
Redshift:None
MW E(B-V):0.016
Host
Name:J151524.58+314436.43
Object ID:9906632871251138
Catalog Name:decals
Catalog Release:dr9
Right ascension: 15h15m24.58s
Declination:31d44m36.43s
Redshift:None
Photometric Redshift:0.123
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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_z
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 22.09
Transient MWEBV processed 0.16
Host match processed 8.43
Host information processed 0.2
Host MWEBV processed 0.08
Global aperture construction processed 0.68
Global aperture photometry processed 6.91
Validate global photometry processed 19.82
Global host SED inference processed 488.95
Local aperture photometry processed 7.05
Validate local photometry no valid phot 0.04
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):15h15m24.58s, 31d44m36.63s
semi major axis, semi minor axis (arcsec):4.32, 2.89
angle (degrees, anti-clockwise from east):200.51
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 9.57 2.42 21.448 0.274 AB
SDSS_g 50.98 2.07 19.632 0.044 AB
DES_g 55.87 0.5 19.532 0.010 AB
PanSTARRS_g 52.41 0.82 19.601 0.017 AB
SDSS_r 117.11 3.15 18.728 0.029 AB
PanSTARRS_r 116.79 0.92 18.731 0.009 AB
DES_r 126.38 1.03 18.646 0.009 AB
SDSS_i 165.35 4.25 18.354 0.028 AB
PanSTARRS_i 169.42 0.88 18.328 0.006 AB
PanSTARRS_z 215.0 1.85 18.069 0.009 AB
SDSS_z 204.0 10.29 18.126 0.055 AB
DES_z 240.95 3.91 17.945 0.018 AB
PanSTARRS_y 246.73 4.32 17.919 0.019 AB
2MASS_J 415.16 73.21 16.460 0.191 Vega
2MASS_H 449.53 114.7 15.901 0.277 Vega
2MASS_K 464.63 119.95 15.394 0.280 Vega
WISE_W1 132.92 7.07 15.892 0.058 Vega
WISE_W2 69.74 9.32 15.952 0.145 Vega
WISE_W3 74.55 31.48 14.045 0.458 Vega
WISE_W4 456.6 293.27 10.631 0.697 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.912 9.986 10.109
{\rm log}_{10}({\rm SFR}) -2.062 -0.797 -0.125
{\rm log}_{10}({\rm sSFR}) -12.000 -10.747 -10.115
{\rm stellar\ age} 6.522 7.446 10.792

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.497 -1.040 -0.699
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.542 -0.710 0.115

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.342 0.517 0.697
\delta -0.864 -0.642 -0.403
\tau_1/\tau_2 0.686 1.112 1.487
Q_{PAH} 0.778 2.049 3.957
U_{min} 3.118 9.403 17.515
{\rm log}_{10}(\gamma_e)\, -2.367 -1.265 -0.481

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.211 -3.077 -2.013
{\rm log}_{10}(\tau_{AGN})\, 1.076 1.540 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.572 -1.506 -0.883
0.03-0.10 Gyr -2.187 -0.712 0.022
0.10-0.32 Gyr -2.719 -0.892 -0.223
0.32-1.05 Gyr -2.988 -0.940 -0.251
1.05-3.39 Gyr -2.824 -0.600 0.036
3.39-10.96 Gyr -0.792 0.123 0.292
10.96-12.18 Gyr -0.408 0.330 1.216