2026hhj results

Information

Transient
Name:AT2026hhj
Right ascension: 6h41m42.27s
Declination:44d01m06.95s
Discovery Date:March 8, 2026, 2:34 p.m.
Classification:None
Redshift:None
MW E(B-V):0.109
Host
Name:J064142.18+440106.76
Right ascension: 6h41m42.18s
Declination:44d01m06.76s
Redshift:None
Photometric Redshift:0.099
 

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 18.51
Transient MWEBV processed 0.1
Host match processed 5.19
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 4.32
Validate global photometry processed 12.67
Global host SED inference processed 507.37
Local aperture photometry processed 3.91
Validate local photometry processed 0.02
Local host SED inference processed 572.34
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):6h41m42.27s, 44d01m06.95s
semi major axis, semi minor axis (arcsec):1.1, 1.1
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 16.86 0.87 20.833 0.056 AB
PanSTARRS_y 14.84 1.85 20.972 0.135 AB

Aperture details

RA, DEC (J2000):6h41m42.16s, 44d01m06.91s
semi major axis, semi minor axis (arcsec):4.82, 3.28
angle (degrees, anti-clockwise from east):-131.93
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.99 1.64 22.156 0.357 AB
GALEX_NUV 16.6 2.75 20.850 0.180 AB
PanSTARRS_g 38.22 0.82 19.944 0.023 AB
PanSTARRS_r 57.14 1.4 19.508 0.027 AB
PanSTARRS_i 69.2 1.28 19.300 0.020 AB
PanSTARRS_z 67.42 3.08 19.328 0.050 AB
PanSTARRS_y 92.99 6.52 18.979 0.076 AB
2MASS_J 214.62 114.25 17.176 0.578 Vega
2MASS_H 90.39 183.75 17.642 2.207 Vega
2MASS_K -39.24 192.41 Vega
WISE_W2 83.01 23.76 15.763 0.311 Vega
WISE_W3 -20.14 87.95 Vega
WISE_W4 89.56 382.08 12.400 4.632 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.407 8.742 9.041
{\rm log}_{10}({\rm SFR}) -1.163 -0.623 -0.111
{\rm log}_{10}({\rm sSFR}) -10.029 -9.421 -8.604
{\rm stellar\ age} 2.013 5.930 7.920

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.618 -0.837 -0.131
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.312 -0.633 0.146

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.444 0.823 1.383
\delta -0.545 -0.127 0.286
\tau_1/\tau_2 0.420 0.857 1.339
Q_{PAH} 0.648 2.051 4.693
U_{min} 3.186 8.571 15.883
{\rm log}_{10}(\gamma_e)\, -3.013 -2.008 -0.904

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.170 -0.894 -0.082
{\rm log}_{10}(\tau_{AGN})\, 0.992 1.468 1.863

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.829 -0.384 0.035
0.03-0.10 Gyr -2.319 -1.016 -0.197
0.10-0.33 Gyr -3.139 -1.473 -0.674
0.33-1.06 Gyr -3.360 -1.530 -0.718
1.06-3.45 Gyr -3.018 -1.454 -0.963
3.45-11.22 Gyr -2.753 -1.314 -0.876
11.22-12.47 Gyr -2.587 -1.314 -0.469

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.865 9.198 9.406
{\rm log}_{10}({\rm SFR}) 0.061 0.330 0.602
{\rm log}_{10}({\rm sSFR}) -9.237 -8.863 -8.288
{\rm stellar\ age} 2.698 5.987 7.721

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.152 -0.368 0.003
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.447 -0.081 0.210

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.369 0.683
\delta -0.008 0.265 0.365
\tau_1/\tau_2 0.901 1.319 1.703
Q_{PAH} 1.820 3.676 5.391
U_{min} 2.931 8.369 15.438
{\rm log}_{10}(\gamma_e)\, -3.030 -1.912 -0.708

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.477 -1.644 -0.877
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.471 1.842

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.534 -0.244 -0.001
0.03-0.10 Gyr 0.164 0.454 0.740
0.10-0.33 Gyr -1.740 -0.515 -0.020
0.33-1.06 Gyr -2.274 -1.082 -0.604
1.06-3.45 Gyr -2.140 -1.052 -0.654
3.45-11.22 Gyr -1.958 -0.817 -0.504
11.22-12.47 Gyr -1.907 -0.689 -0.030