2026hek results

Information

Transient
Name:AT2026hek
Right ascension: 16h15m02.94s
Declination:-20d47m54.48s
Discovery Date:March 24, 2026, 5:01 p.m.
Classification:None
Redshift:None
MW E(B-V):0.235
Host
Name:ESO584-008
Right ascension: 16h15m02.50s
Declination:-20d47m15.87s
Redshift:0.027492
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
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 3.86
Transient MWEBV processed 0.05
Host match processed 4.02
Host information processed 0.07
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 3.83
Validate global photometry processed 10.67
Global host SED inference processed 511.27
Local aperture photometry processed 3.46
Validate local photometry processed 0.02
Local host SED inference processed 441.77
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h15m02.94s, -20d47m54.48s
semi major axis, semi minor axis (arcsec):3.62, 3.62
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 32.14 1.02 20.133 0.034 AB
PanSTARRS_r 46.56 1.68 19.730 0.039 AB
PanSTARRS_i 63.15 1.43 19.399 0.025 AB
PanSTARRS_z 70.12 2.94 19.285 0.045 AB
PanSTARRS_y 89.11 6.53 19.025 0.080 AB
2MASS_J 80.24 95.46 18.244 1.292 Vega
2MASS_H 151.48 118.65 17.082 0.850 Vega
2MASS_K 125.28 172.4 16.818 1.494 Vega

Aperture details

RA, DEC (J2000):16h15m02.49s, -20d47m15.90s
semi major axis, semi minor axis (arcsec):32.16, 21.12
angle (degrees, anti-clockwise from east):-79.11
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 3257.33 7.35 15.118 0.002 AB
PanSTARRS_r 6599.76 12.44 14.351 0.002 AB
PanSTARRS_i 9931.76 10.25 13.907 0.001 AB
PanSTARRS_z 12910.98 21.82 13.623 0.002 AB
2MASS_J 19304.84 691.42 12.291 0.039 Vega
2MASS_H 26874.33 858.68 11.459 0.035 Vega
2MASS_K 21664.85 1247.08 11.223 0.062 Vega
WISE_W1 11577.94 97.67 11.042 0.009 Vega
WISE_W3 14226.27 615.5 8.343 0.047 Vega
WISE_W4 10797.35 2055.3 7.197 0.207 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.899 8.224 8.413
{\rm log}_{10}({\rm SFR}) -1.827 -1.204 -0.474
{\rm log}_{10}({\rm sSFR}) -10.154 -9.488 -8.397
{\rm stellar\ age} 0.415 4.834 7.316

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.590 -1.091 -0.493
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.339 -0.779 -0.227

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.149 0.515 0.984
\delta -0.377 -0.007 0.288
\tau_1/\tau_2 0.610 0.984 1.374
Q_{PAH} 0.704 2.252 4.447
U_{min} 3.106 8.214 15.585
{\rm log}_{10}(\gamma_e)\, -3.299 -2.255 -0.869

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.735 -1.337 -0.466
{\rm log}_{10}(\tau_{AGN})\, 1.077 1.449 1.829

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.096 -1.641 -1.233
0.03-0.10 Gyr -1.910 -1.133 -0.324
0.10-0.33 Gyr -2.317 -1.358 -0.714
0.33-1.10 Gyr -3.420 -1.660 -1.207
1.10-3.64 Gyr -4.454 -1.835 -1.435
3.64-12.05 Gyr -4.791 -1.962 -1.525
12.05-13.39 Gyr -4.877 -2.034 -1.319

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.597 10.705 10.789
{\rm log}_{10}({\rm SFR}) -0.949 0.135 0.653
{\rm log}_{10}({\rm sSFR}) -11.601 -10.555 -10.040
{\rm stellar\ age} 5.516 7.583 9.005

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.730 -0.489 -0.357
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.765 -1.131 0.146

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.184 0.295 0.416
\delta -0.854 -0.519 0.136
\tau_1/\tau_2 0.611 0.997 1.389
Q_{PAH} 0.329 0.994 2.994
U_{min} 2.491 7.089 13.722
{\rm log}_{10}(\gamma_e)\, -3.545 -2.784 -1.919

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.752 -2.153 -1.564
{\rm log}_{10}(\tau_{AGN})\, 1.070 1.343 1.784

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.961 0.044 0.440
0.03-0.10 Gyr -1.378 0.110 0.743
0.10-0.33 Gyr -1.471 0.182 0.650
0.33-1.10 Gyr -0.847 0.138 0.573
1.10-3.64 Gyr 0.009 0.606 1.068
3.64-12.05 Gyr 0.304 0.809 0.964
12.05-13.39 Gyr -0.186 0.840 1.418