2026khx results

Information

Transient
Name:AT2026khx
Right ascension: 23h31m48.40s
Declination:24d44m06.41s
Discovery Date:April 15, 2026, 12:20 p.m.
Classification:None
Redshift:None
MW E(B-V):0.079
Host
Name:PGC071672
Right ascension: 23h31m48.33s
Declination:24d44m06.03s
Redshift:0.018585
Photometric Redshift:None
 

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 16.43
Transient MWEBV processed 0.17
Host match processed 4.71
Host information processed 0.12
Host MWEBV processed 0.08
Global aperture construction processed 0.63
Global aperture photometry processed 6.18
Validate global photometry processed 17.67
Global host SED inference processed 442.31
Local aperture photometry processed 6.04
Validate local photometry processed 0.02
Local host SED inference processed 498.39
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h31m48.40s, 24d44m06.41s
semi major axis, semi minor axis (arcsec):5.3, 5.3
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 233.98 5.77 17.977 0.027 AB
SDSS_g 1144.99 8.9 16.253 0.008 AB
DES_g 1254.93 1.48 16.153 0.001 AB
PanSTARRS_g 1265.89 1.57 16.144 0.001 AB
SDSS_r 2642.42 13.56 15.345 0.006 AB
PanSTARRS_r 2656.15 2.03 15.339 0.001 AB
DES_r 2918.79 4.9 15.237 0.002 AB
SDSS_i 4067.04 17.11 14.877 0.005 AB
PanSTARRS_i 4071.75 2.23 14.876 0.001 AB
PanSTARRS_z 5357.23 4.47 14.578 0.001 AB
SDSS_z 5666.32 26.28 14.517 0.005 AB
DES_z 5779.14 12.11 14.495 0.002 AB
PanSTARRS_y 6721.06 9.89 14.331 0.002 AB
2MASS_J 8788.68 126.35 13.145 0.016 Vega
2MASS_H 11179.68 220.2 12.411 0.021 Vega
2MASS_K 9961.84 202.62 12.066 0.022 Vega

Aperture details

RA, DEC (J2000):23h31m48.33s, 24d44m06.64s
semi major axis, semi minor axis (arcsec):25.85, 9.29
angle (degrees, anti-clockwise from east):-55.64
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 473.02 13.88 17.213 0.032 AB
SDSS_g 2282.99 13.08 15.504 0.006 AB
DES_g 2539.21 2.27 15.388 0.001 AB
PanSTARRS_g 2591.6 4.11 15.366 0.002 AB
SDSS_r 5065.94 19.78 14.638 0.004 AB
PanSTARRS_r 5213.0 5.2 14.607 0.001 AB
DES_r 5704.02 7.03 14.510 0.001 AB
SDSS_i 7640.98 25.9 14.192 0.004 AB
PanSTARRS_i 7768.22 5.76 14.174 0.001 AB
PanSTARRS_z 10059.76 12.12 13.894 0.001 AB
SDSS_z 10039.02 58.08 13.896 0.006 AB
DES_z 10744.71 16.71 13.822 0.002 AB
PanSTARRS_y 12657.78 28.28 13.644 0.002 AB
2MASS_J 15823.65 368.37 12.507 0.025 Vega
2MASS_H 19329.23 650.82 11.817 0.037 Vega
2MASS_K 15209.35 598.64 11.607 0.043 Vega
WISE_W1 8278.94 59.04 11.406 0.008 Vega
WISE_W2 4848.19 65.61 11.347 0.015 Vega
WISE_W3 9456.34 177.65 8.787 0.020 Vega
WISE_W4 14726.03 1343.68 6.860 0.099 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.857 10.035 10.182
{\rm log}_{10}({\rm SFR}) -1.762 -0.689 -0.068
{\rm log}_{10}({\rm sSFR}) -11.920 -10.770 -9.955
{\rm stellar\ age} 5.705 7.901 10.430

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.049 -0.554 -0.268
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.294 -0.286 0.231

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.497 0.864 1.226
\delta -0.684 -0.252 0.091
\tau_1/\tau_2 0.610 0.957 1.299
Q_{PAH} 0.465 2.723 5.560
U_{min} 2.572 7.698 15.067
{\rm log}_{10}(\gamma_e)\, -3.560 -2.128 -0.574

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.259 -1.882 -0.469
{\rm log}_{10}(\tau_{AGN})\, 1.110 1.508 1.836

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.821 -0.707 -0.270
0.03-0.10 Gyr -2.281 -0.860 -0.003
0.10-0.33 Gyr -2.067 -0.721 0.139
0.33-1.10 Gyr -1.959 -0.657 0.031
1.10-3.66 Gyr -1.502 -0.255 0.189
3.66-12.16 Gyr -0.592 0.058 0.311
12.16-13.51 Gyr -0.533 0.261 1.021

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.175 10.290 10.388
{\rm log}_{10}({\rm SFR}) -2.273 -0.439 0.101
{\rm log}_{10}({\rm sSFR}) -12.482 -10.685 -10.117
{\rm stellar\ age} 7.140 8.303 11.807

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.528 -0.366 -0.254
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.389 -0.123 0.258

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.254 0.487 0.662
\delta -0.739 -0.440 -0.072
\tau_1/\tau_2 0.532 0.917 1.280
Q_{PAH} 0.279 0.979 4.149
U_{min} 2.619 7.525 14.218
{\rm log}_{10}(\gamma_e)\, -3.481 -2.582 -1.415

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.328 -3.428 -2.465
{\rm log}_{10}(\tau_{AGN})\, 1.046 1.555 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.135 -0.444 -0.112
0.03-0.10 Gyr -3.236 -0.477 0.188
0.10-0.33 Gyr -3.319 -0.662 0.091
0.33-1.10 Gyr -2.685 -0.745 -0.069
1.10-3.66 Gyr -1.779 -0.307 0.257
3.66-12.16 Gyr -0.213 0.343 0.532
12.16-13.51 Gyr -0.043 0.600 1.426