2026hke results

Information

Transient
Name:AT2026hke
Right ascension: 4h20m57.98s
Declination:-4d44m24.49s
Discovery Date:March 26, 2026, 3:14 a.m.
Classification:None
Redshift:None
MW E(B-V):0.034
Host
Name:14926
Right ascension: 4h20m57.56s
Declination:-4d44m05.94s
Redshift:0.029416
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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 19.2
Transient MWEBV processed 0.1
Host match processed 4.17
Host information processed 0.17
Host MWEBV processed 0.06
Global aperture construction processed 1.09
Global aperture photometry processed 5.03
Validate global photometry processed 15.86
Global host SED inference processed 2079.27
Local aperture photometry processed 4.69
Validate local photometry processed 0.02
Local host SED inference processed 815.07
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h20m57.98s, -4d44m24.49s
semi major axis, semi minor axis (arcsec):3.39, 3.39
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 42.35 3.1 19.833 0.079 AB
SDSS_g 109.94 2.92 18.797 0.029 AB
PanSTARRS_g 103.47 0.85 18.863 0.009 AB
SDSS_r 164.21 3.73 18.361 0.025 AB
PanSTARRS_r 154.7 1.07 18.426 0.008 AB
SDSS_i 207.51 4.72 18.107 0.025 AB
PanSTARRS_i 196.71 1.28 18.165 0.007 AB
PanSTARRS_z 194.39 2.96 18.178 0.017 AB
SDSS_z 260.97 13.83 17.859 0.058 AB
PanSTARRS_y 176.16 7.01 18.285 0.043 AB
2MASS_J 226.93 64.78 17.115 0.310 Vega
2MASS_H 325.81 99.17 16.250 0.330 Vega
2MASS_K 540.35 140.44 15.231 0.282 Vega

Aperture details

RA, DEC (J2000):4h20m57.56s, -4d44m07.04s
semi major axis, semi minor axis (arcsec):43.11, 13.17
angle (degrees, anti-clockwise from east):-11.49
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 1576.52 21.28 15.906 0.015 AB
PanSTARRS_g 4125.42 6.03 14.861 0.002 AB
SDSS_r 6772.63 24.57 14.323 0.004 AB
PanSTARRS_r 6933.94 7.46 14.298 0.001 AB
WISE_W1 8449.31 67.71 11.384 0.009 Vega
WISE_W4 17865.1 1985.52 6.650 0.121 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.772 8.868 8.984
{\rm log}_{10}({\rm SFR}) -2.043 -1.196 -0.686
{\rm log}_{10}({\rm sSFR}) -10.910 -10.056 -9.561
{\rm stellar\ age} 6.560 8.169 11.808

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.872 -1.671 -1.383
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.887 -1.482 -0.362

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.065 0.277 0.610
\delta -0.433 -0.002 0.290
\tau_1/\tau_2 0.816 1.207 1.579
Q_{PAH} 0.801 2.746 5.367
U_{min} 2.788 8.425 15.676
{\rm log}_{10}(\gamma_e)\, -3.285 -2.273 -0.869

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.625 -0.760 -0.164
{\rm log}_{10}(\tau_{AGN})\, 1.100 1.459 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.936 -2.083 -1.568
0.03-0.10 Gyr -2.001 -1.060 -0.534
0.10-0.33 Gyr -2.066 -1.268 -0.760
0.33-1.10 Gyr -2.913 -1.715 -1.207
1.10-3.63 Gyr -3.126 -1.678 -1.154
3.63-12.03 Gyr -2.081 -1.122 -0.924
12.03-13.36 Gyr -1.506 -0.741 0.040

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.433 10.547 10.687
{\rm log}_{10}({\rm SFR}) 0.380 0.717 1.057
{\rm log}_{10}({\rm sSFR}) -10.162 -9.822 -9.511
{\rm stellar\ age} 6.915 8.031 11.407

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.171 -0.523 -0.251
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.661 0.221 0.380

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.189 0.377 0.622
\delta 0.010 0.238 0.353
\tau_1/\tau_2 0.379 0.780 1.205
Q_{PAH} 0.171 0.649 1.826
U_{min} 2.475 6.604 13.887
{\rm log}_{10}(\gamma_e)\, -3.718 -3.173 -2.305

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.253 -1.820 -1.582
{\rm log}_{10}(\tau_{AGN})\, 0.735 0.828 1.076

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.375 0.387 0.676
0.03-0.10 Gyr 0.330 0.797 1.193
0.10-0.33 Gyr -1.260 0.012 0.518
0.33-1.10 Gyr -2.232 -0.230 0.242
1.10-3.63 Gyr -1.158 0.136 0.570
3.63-12.03 Gyr -0.022 0.605 0.791
12.03-13.36 Gyr 0.145 0.879 1.706