2026yka results

Information

Transient
Name:AT2026yka
Right ascension: 22h37m07.17s
Declination:9d39m49.81s
Discovery Date:Aug. 7, 2026, 8:35 a.m.
Classification:None
Redshift:None
MW E(B-V):0.099
Host
Name:J223707.12+093949.61
Object ID:9906625171162683
Catalog Name:decals
Catalog Release:dr9
Right ascension: 22h37m07.12s
Declination:9d39m49.61s
Redshift:None
Photometric Redshift:0.055
 

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: completed

Task Name Status Time (s)
Cutout download processed 19.13
Transient MWEBV processed 0.07
Host match processed 6.6
Host information processed 0.19
Host MWEBV processed 0.07
Global aperture construction processed 0.68
Global aperture photometry processed 6.67
Validate global photometry processed 17.85
Global host SED inference processed 512.25
Local aperture photometry processed 6.32
Validate local photometry processed 0.03
Local host SED inference processed 431.43
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h37m07.17s, 9d39m49.81s
semi major axis, semi minor axis (arcsec):1.86, 1.86
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 25.54 1.71 20.382 0.073 AB
SDSS_g 91.47 2.52 18.997 0.030 AB
DES_g 98.2 0.31 18.920 0.003 AB
PanSTARRS_g 99.16 0.48 18.909 0.005 AB
SDSS_r 178.9 3.55 18.268 0.022 AB
PanSTARRS_r 177.69 0.6 18.276 0.004 AB
DES_r 199.52 0.92 18.150 0.005 AB
SDSS_i 270.7 4.48 17.819 0.018 AB
PanSTARRS_i 263.36 0.54 17.849 0.002 AB
PanSTARRS_z 309.63 1.31 17.673 0.005 AB
SDSS_z 348.18 6.8 17.545 0.021 AB
DES_z 353.77 2.43 17.528 0.007 AB
PanSTARRS_y 382.44 2.66 17.444 0.008 AB

Aperture details

RA, DEC (J2000):22h37m07.07s, 9d39m47.99s
semi major axis, semi minor axis (arcsec):11.4, 6.3
angle (degrees, anti-clockwise from east):220.02
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 201.06 6.43 18.142 0.035 AB
SDSS_g 751.31 7.45 16.710 0.011 AB
DES_g 792.0 0.95 16.653 0.001 AB
PanSTARRS_g 836.33 2.07 16.594 0.003 AB
SDSS_r 1460.62 10.52 15.989 0.008 AB
PanSTARRS_r 1509.46 2.57 15.953 0.002 AB
DES_r 1560.83 2.64 15.917 0.002 AB
SDSS_i 2036.14 13.3 15.628 0.007 AB
PanSTARRS_i 2071.81 2.31 15.609 0.001 AB
PanSTARRS_z 2347.07 5.77 15.474 0.003 AB
SDSS_z 2568.0 25.55 15.376 0.011 AB
DES_z 2479.44 6.59 15.414 0.003 AB
PanSTARRS_y 2814.92 11.99 15.276 0.005 AB
2MASS_J 3194.47 251.16 14.244 0.085 Vega
2MASS_H 4333.59 431.5 13.440 0.108 Vega
2MASS_K 3036.67 418.5 13.356 0.150 Vega
WISE_W1 1482.37 27.15 13.274 0.020 Vega
WISE_W2 922.59 36.18 13.148 0.043 Vega
WISE_W3 2643.36 136.2 10.171 0.056 Vega
WISE_W4 1216.9 653.82 9.567 0.583 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.477 9.624 9.763
{\rm log}_{10}({\rm SFR}) -0.970 -0.495 0.122
{\rm log}_{10}({\rm sSFR}) -10.643 -10.103 -9.469
{\rm stellar\ age} 4.792 6.750 8.167

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.231 -0.573 -0.220
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.048 0.092 0.346

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.285 0.586 1.003
\delta -0.714 -0.292 0.133
\tau_1/\tau_2 0.656 0.983 1.342
Q_{PAH} 0.825 2.788 5.316
U_{min} 2.744 7.445 13.888
{\rm log}_{10}(\gamma_e)\, -3.394 -2.405 -1.333

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.111 -2.332 -0.900
{\rm log}_{10}(\tau_{AGN})\, 0.959 1.393 1.879

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.775 -0.514 -0.205
0.03-0.10 Gyr -1.244 -0.505 0.215
0.10-0.33 Gyr -1.273 -0.533 0.097
0.33-1.08 Gyr -1.123 -0.505 -0.092
1.08-3.56 Gyr -0.949 -0.373 -0.097
3.56-11.72 Gyr -0.756 -0.314 -0.087
11.72-13.02 Gyr -0.905 -0.275 0.248

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.501 10.604 10.733
{\rm log}_{10}({\rm SFR}) -2.775 -1.013 0.147
{\rm log}_{10}({\rm sSFR}) -13.457 -11.582 -10.402
{\rm stellar\ age} 7.428 8.375 12.264

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.720 -1.388 -1.019
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.135 0.068 0.376

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.155 0.262 0.386
\delta -0.719 -0.132 0.226
\tau_1/\tau_2 0.446 0.900 1.368
Q_{PAH} 0.722 1.960 4.180
U_{min} 3.274 9.303 17.608
{\rm log}_{10}(\gamma_e)\, -3.040 -1.572 -0.689

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.917 -2.646 -1.711
{\rm log}_{10}(\tau_{AGN})\, 1.144 1.656 1.988

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.812 -1.324 -0.274
0.03-0.10 Gyr -4.405 -1.067 0.257
0.10-0.33 Gyr -4.812 -1.666 0.156
0.33-1.08 Gyr -4.500 -1.722 0.003
1.08-3.56 Gyr -3.404 -0.691 0.404
3.56-11.72 Gyr -1.306 0.641 0.895
11.72-13.02 Gyr -0.435 1.043 1.863