2026kyz results

Information

Transient
Name:AT2026kyz
Right ascension: 22h41m38.67s
Declination:2d38m13.00s
Discovery Date:April 28, 2026, 11:50 a.m.
Classification:None
Redshift:None
MW E(B-V):0.068
Host
Name:22413873+0238217
Right ascension: 22h41m38.73s
Declination:2d38m21.78s
Redshift:0.027368
Photometric Redshift:None
 

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_r
DES_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.19
Transient MWEBV processed 0.07
Host match processed 4.58
Host information processed 0.21
Host MWEBV processed 0.15
Global aperture construction processed 0.63
Global aperture photometry processed 6.62
Validate global photometry processed 16.27
Global host SED inference processed 414.49
Local aperture photometry processed 5.48
Validate local photometry processed 0.03
Local host SED inference processed 475.95
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h41m38.67s, 2d38m13.00s
semi major axis, semi minor axis (arcsec):3.64, 3.64
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 88.22 4.24 19.036 0.052 AB
SDSS_g 254.53 4.29 17.886 0.018 AB
DES_g 269.01 0.58 17.826 0.002 AB
PanSTARRS_g 277.45 1.0 17.792 0.004 AB
SDSS_r 403.43 5.51 17.386 0.015 AB
PanSTARRS_r 426.07 0.97 17.326 0.002 AB
DES_r 452.08 1.7 17.262 0.004 AB
SDSS_i 521.26 6.49 17.107 0.014 AB
PanSTARRS_i 522.82 0.93 17.104 0.002 AB
PanSTARRS_z 541.71 2.65 17.066 0.005 AB
SDSS_z 654.93 14.91 16.860 0.025 AB
DES_z 654.09 3.69 16.861 0.006 AB
PanSTARRS_y 714.67 6.57 16.765 0.010 AB

Aperture details

RA, DEC (J2000):22h41m38.64s, 2d38m24.03s
semi major axis, semi minor axis (arcsec):37.82, 22.91
angle (degrees, anti-clockwise from east):-22.15
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 693.9 21.61 16.797 0.034 AB
SDSS_g 6514.8 22.8 14.365 0.004 AB
PanSTARRS_g 6962.6 7.73 14.293 0.001 AB
PanSTARRS_r 10511.19 7.47 13.846 0.001 AB
DES_r 11474.71 9.03 13.751 0.001 AB
SDSS_i 13164.22 36.45 13.602 0.003 AB
PanSTARRS_i 13105.74 7.33 13.606 0.001 AB
PanSTARRS_z 13182.85 21.47 13.600 0.002 AB
SDSS_z 16021.64 113.07 13.388 0.008 AB
DES_z 16621.37 19.25 13.348 0.001 AB
PanSTARRS_y 17843.64 52.73 13.271 0.003 AB
WISE_W1 11527.5 84.77 11.047 0.008 Vega
WISE_W2 7056.02 104.87 10.940 0.016 Vega
WISE_W3 32648.8 545.99 7.441 0.018 Vega
WISE_W4 40013.78 3682.39 5.774 0.100 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.969 9.180 9.335
{\rm log}_{10}({\rm SFR}) -1.239 -0.616 -0.083
{\rm log}_{10}({\rm sSFR}) -10.516 -9.773 -9.150
{\rm stellar\ age} 3.380 6.592 8.678

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.796 -1.455 -0.891
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.137 0.034 0.210

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.238 0.551 0.938
\delta -0.512 -0.181 0.118
\tau_1/\tau_2 0.686 1.062 1.417
Q_{PAH} 0.197 1.102 2.786
U_{min} 2.742 8.092 14.982
{\rm log}_{10}(\gamma_e)\, -3.287 -1.840 -0.869

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.979 -1.893 -0.550
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.400 1.860

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.037 -0.730 -0.429
0.03-0.10 Gyr -1.522 -0.582 0.024
0.10-0.33 Gyr -1.742 -0.670 -0.079
0.33-1.10 Gyr -1.831 -0.905 -0.431
1.10-3.64 Gyr -1.694 -0.906 -0.554
3.64-12.05 Gyr -1.628 -0.832 -0.556
12.05-13.39 Gyr -1.714 -0.796 -0.112

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.374 10.508 10.645
{\rm log}_{10}({\rm SFR}) 0.514 0.731 0.939
{\rm log}_{10}({\rm sSFR}) -10.066 -9.801 -9.500
{\rm stellar\ age} 4.376 6.123 7.609

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.882 -0.597 -0.379
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.142 -0.039 0.081

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.391 0.519 0.651
\delta -0.071 0.093 0.270
\tau_1/\tau_2 0.343 0.661 1.010
Q_{PAH} 0.230 0.590 1.026
U_{min} 2.243 5.961 12.179
{\rm log}_{10}(\gamma_e)\, -3.766 -3.285 -2.493

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.387 -3.625 -2.840
{\rm log}_{10}(\tau_{AGN})\, 0.932 1.361 1.862

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.760 0.859 0.959
0.03-0.10 Gyr 0.279 0.662 0.967
0.10-0.33 Gyr 0.200 0.603 0.914
0.33-1.10 Gyr 0.258 0.660 0.924
1.10-3.64 Gyr 0.398 0.684 0.892
3.64-12.05 Gyr 0.153 0.510 0.759
12.05-13.39 Gyr -0.160 0.487 0.966