2026chl results

Information

Transient
Name:AT2026chl
Right ascension: 11h10m45.54s
Declination:21d44m16.07s
Discovery Date:Jan. 28, 2026, 8:34 a.m.
Classification:None
Redshift:None
MW E(B-V):0.015
Host
Name:
Right ascension: 11h10m45.50s
Declination:21d44m15.77s
Redshift:None
Photometric Redshift:0.089
 

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 16.87
Transient MWEBV processed 0.07
Host match processed 6.47
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.62
Global aperture photometry processed 6.81
Validate global photometry processed 17.95
Global host SED inference processed 544.21
Local aperture photometry processed 6.75
Validate local photometry processed 0.02
Local host SED inference processed 513.98
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h10m45.54s, 21d44m16.07s
semi major axis, semi minor axis (arcsec):1.2, 1.2
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 20.29 0.22 20.632 0.012 AB
PanSTARRS_r 25.37 0.31 20.389 0.013 AB
DES_r 27.37 0.48 20.307 0.019 AB
PanSTARRS_i 28.25 0.45 20.272 0.017 AB
PanSTARRS_z 29.18 0.74 20.237 0.027 AB
DES_z 31.29 0.88 20.162 0.031 AB
PanSTARRS_y 28.99 1.91 20.245 0.072 AB

Aperture details

RA, DEC (J2000):11h10m45.50s, 21d44m15.96s
semi major axis, semi minor axis (arcsec):6.6, 3.24
angle (degrees, anti-clockwise from east):-62.53
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 30.03 4.08 20.206 0.148 AB
SDSS_g 77.96 2.63 19.170 0.037 AB
DES_g 78.24 0.51 19.166 0.007 AB
PanSTARRS_g 71.86 1.05 19.259 0.016 AB
SDSS_r 105.28 3.29 18.844 0.034 AB
PanSTARRS_r 94.32 1.14 18.964 0.013 AB
DES_r 99.61 1.06 18.904 0.012 AB
SDSS_i 113.11 3.96 18.766 0.038 AB
PanSTARRS_i 107.7 1.65 18.819 0.017 AB
PanSTARRS_z 101.02 2.76 18.889 0.030 AB
SDSS_z 122.23 15.56 18.682 0.138 AB
DES_z 110.64 1.92 18.790 0.019 AB
PanSTARRS_y 94.54 7.19 18.961 0.083 AB
2MASS_J 77.51 102.14 18.282 1.431 Vega
2MASS_H 123.61 154.04 17.302 1.353 Vega
2MASS_K 417.2 152.33 15.511 0.396 Vega
WISE_W1 44.33 7.75 17.084 0.190 Vega
WISE_W2 22.14 11.74 17.198 0.576 Vega
WISE_W3 79.45 69.23 13.976 0.946 Vega
WISE_W4 743.29 441.42 10.102 0.645 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.378 8.602 8.769
{\rm log}_{10}({\rm SFR}) -3.222 -1.171 0.095
{\rm log}_{10}({\rm sSFR}) -11.889 -9.836 -8.294
{\rm stellar\ age} 0.232 2.329 5.773

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.712 -1.336 -0.780
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.494 -0.711 0.025

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.071 0.255 0.801
\delta -0.626 -0.215 0.174
\tau_1/\tau_2 0.609 1.079 1.520
Q_{PAH} 1.158 2.969 5.383
U_{min} 3.444 9.368 17.592
{\rm log}_{10}(\gamma_e)\, -2.848 -1.695 -0.721

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.118 -0.348 0.059
{\rm log}_{10}(\tau_{AGN})\, 1.038 1.386 1.844

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.297 -2.469 -1.578
0.03-0.10 Gyr -3.420 -1.049 0.256
0.10-0.33 Gyr -2.298 -0.600 0.001
0.33-1.06 Gyr -3.643 -1.118 -0.546
1.06-3.47 Gyr -4.932 -1.787 -0.973
3.47-11.33 Gyr -5.987 -2.480 -1.262
11.33-12.59 Gyr -6.562 -2.277 -1.071

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.965 9.143 9.309
{\rm log}_{10}({\rm SFR}) -1.471 -0.721 -0.110
{\rm log}_{10}({\rm sSFR}) -10.626 -9.845 -9.191
{\rm stellar\ age} 0.755 2.889 5.332

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.767 -1.402 -0.911
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.721 -0.583 0.279

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.068 0.199 0.359
\delta -0.794 -0.419 0.059
\tau_1/\tau_2 0.697 1.111 1.517
Q_{PAH} 1.093 2.874 5.034
U_{min} 3.052 8.817 17.027
{\rm log}_{10}(\gamma_e)\, -2.639 -1.450 -0.468

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.973 -1.284 -0.657
{\rm log}_{10}(\tau_{AGN})\, 1.227 1.600 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.850 -0.954 -0.625
0.03-0.10 Gyr -2.021 -0.678 0.028
0.10-0.33 Gyr -0.789 -0.008 0.457
0.33-1.06 Gyr -0.925 -0.124 0.199
1.06-3.47 Gyr -2.653 -0.886 -0.406
3.47-11.33 Gyr -3.542 -1.370 -0.740
11.33-12.59 Gyr -3.720 -1.368 -0.565