2026hzk results

Information

Transient
Name:AT2026hzk
Right ascension: 2h45m38.31s
Declination:5d43m33.20s
Discovery Date:March 18, 2026, 2:48 a.m.
Classification:None
Redshift:None
MW E(B-V):0.057
Host
Name:J024538.20+054332.44
Right ascension: 2h45m38.20s
Declination:5d43m32.44s
Redshift:None
Photometric Redshift:0.072
 

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 18.28
Transient MWEBV processed 0.06
Host match processed 6.89
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.11
Validate global photometry processed 19.35
Global host SED inference processed 447.39
Local aperture photometry processed 6.12
Validate local photometry processed 0.03
Local host SED inference processed 513.32
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h45m38.31s, 5d43m33.20s
semi major axis, semi minor axis (arcsec):1.45, 1.45
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 39.12 1.66 19.919 0.046 AB
DES_g 45.8 0.26 19.748 0.006 AB
PanSTARRS_g 32.76 0.41 20.112 0.014 AB
SDSS_r 91.68 2.57 18.994 0.030 AB
PanSTARRS_r 70.07 0.48 19.286 0.007 AB
DES_r 109.8 0.71 18.798 0.007 AB
SDSS_i 136.15 3.23 18.565 0.026 AB
PanSTARRS_i 92.74 0.45 18.982 0.005 AB
PanSTARRS_z 129.56 0.91 18.619 0.008 AB
SDSS_z 183.85 5.77 18.239 0.034 AB
DES_z 206.76 2.56 18.111 0.013 AB
PanSTARRS_y 147.93 2.47 18.475 0.018 AB

Aperture details

RA, DEC (J2000):2h45m38.18s, 5d43m32.63s
semi major axis, semi minor axis (arcsec):5.86, 4.33
angle (degrees, anti-clockwise from east):-141.79
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.54 1.33 22.528 0.409 AB
GALEX_NUV 2.92 1.36 22.736 0.506 AB
SDSS_u 18.79 3.5 20.715 0.202 AB
SDSS_g 209.31 3.96 18.098 0.021 AB
DES_g 225.44 0.61 18.017 0.003 AB
PanSTARRS_g 236.56 1.41 17.965 0.006 AB
SDSS_r 499.05 6.21 17.155 0.014 AB
PanSTARRS_r 495.99 1.6 17.161 0.003 AB
DES_r 529.3 1.59 17.091 0.003 AB
SDSS_i 716.91 8.0 16.761 0.012 AB
PanSTARRS_i 708.26 1.51 16.775 0.002 AB
PanSTARRS_z 915.7 3.08 16.496 0.004 AB
SDSS_z 967.94 17.85 16.435 0.020 AB
DES_z 975.41 5.65 16.427 0.006 AB
PanSTARRS_y 1074.45 8.46 16.322 0.009 AB
2MASS_J 1258.35 134.99 15.256 0.116 Vega
2MASS_H 1824.08 225.98 14.380 0.135 Vega
2MASS_K 1271.31 228.81 14.302 0.195 Vega
WISE_W1 571.63 13.3 14.308 0.025 Vega
WISE_W2 337.29 18.48 14.241 0.059 Vega
WISE_W3 172.32 70.85 13.135 0.446 Vega
WISE_W4 312.9 379.95 11.041 1.318 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.281 9.490 9.619
{\rm log}_{10}({\rm SFR}) -0.799 -0.214 0.312
{\rm log}_{10}({\rm sSFR}) -10.353 -9.732 -8.972
{\rm stellar\ age} 4.398 6.517 8.107

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.466 -0.137 0.085
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.677 -0.498 0.175

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.384 0.730 1.114
\delta -0.817 -0.470 -0.112
\tau_1/\tau_2 0.748 1.145 1.557
Q_{PAH} 1.478 3.272 5.351
U_{min} 2.933 8.289 15.859
{\rm log}_{10}(\gamma_e)\, -3.001 -1.588 -0.331

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.590 -1.241 -0.276
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.651 2.035

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.652 -0.223 0.144
0.03-0.10 Gyr -0.995 -0.254 0.367
0.10-0.33 Gyr -1.323 -0.605 -0.079
0.33-1.07 Gyr -1.529 -0.671 -0.282
1.07-3.52 Gyr -1.381 -0.557 -0.256
3.52-11.52 Gyr -1.057 -0.474 -0.224
11.52-12.80 Gyr -1.248 -0.478 0.137

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.186 10.348 10.430
{\rm log}_{10}({\rm SFR}) -2.972 -1.307 -0.610
{\rm log}_{10}({\rm sSFR}) -13.308 -11.629 -10.952
{\rm stellar\ age} 4.711 7.293 9.293

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.461 -1.097 -0.902
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.491 -0.743 0.044

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.401 0.534 0.720
\delta -0.957 -0.855 -0.713
\tau_1/\tau_2 0.574 0.985 1.404
Q_{PAH} 0.645 1.733 4.154
U_{min} 2.988 8.812 16.648
{\rm log}_{10}(\gamma_e)\, -2.926 -1.887 -1.040

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.367 -3.197 -2.213
{\rm log}_{10}(\tau_{AGN})\, 1.135 1.613 1.962

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.188 -1.497 -0.751
0.03-0.10 Gyr -3.634 -1.409 -0.559
0.10-0.33 Gyr -3.052 -1.169 -0.244
0.33-1.07 Gyr -1.789 -0.348 0.336
1.07-3.52 Gyr -0.852 0.251 0.740
3.52-11.52 Gyr -0.845 0.453 0.639
11.52-12.80 Gyr -1.062 0.469 1.241