2025hjd results

Information

Transient
Name:AT2025hjd
Right ascension: 7h39m51.47s
Declination:-10d38m46.31s
Discovery Date:April 13, 2025, 1:06 p.m.
Classification:None
Redshift:None
MW E(B-V):0.160
Host
Name:2025hjd
Right ascension: 7h39m50.77s
Declination:-10d38m44.48s
Redshift:None
Photometric Redshift:0.075
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 14.18
Transient MWEBV processed 0.1
Host match processed 3.95
Host information processed 0.09
Host MWEBV processed 0.14
Global aperture construction processed 0.74
Global aperture photometry processed 5.68
Validate global photometry processed 16.76
Global host SED inference processed 460.17
Local aperture photometry processed 5.58
Validate local photometry processed 0.03
Local host SED inference processed 638.91
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):7h39m51.47s, -10d38m46.31s
semi major axis, semi minor axis (arcsec):1.4, 1.4
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 0.27 0.36 25.321 1.436 AB
SDSS_r 0.72 0.85 24.255 1.278 AB
PanSTARRS_r 0.57 0.5 24.508 0.952 AB
SDSS_i 3.1 1.28 22.672 0.447 AB
PanSTARRS_i 6.86 0.8 21.809 0.127 AB
PanSTARRS_z 7.73 1.28 21.679 0.179 AB
SDSS_z 5.26 4.31 22.097 0.890 AB
PanSTARRS_y 11.91 2.83 21.210 0.258 AB

Aperture details

RA, DEC (J2000):7h39m50.76s, -10d38m44.26s
semi major axis, semi minor axis (arcsec):6.2, 5.46
angle (degrees, anti-clockwise from east):-143.45
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 2.63 2.84 22.848 1.171 AB
SDSS_u 3.27 6.37 22.614 2.117 AB
SDSS_g 152.38 3.66 18.443 0.026 AB
PanSTARRS_g 162.52 1.51 18.373 0.010 AB
SDSS_r 356.29 5.84 17.520 0.018 AB
PanSTARRS_r 358.47 2.14 17.514 0.006 AB
SDSS_i 541.44 7.69 17.066 0.015 AB
PanSTARRS_i 555.82 3.38 17.038 0.007 AB
PanSTARRS_z 723.37 5.46 16.752 0.008 AB
SDSS_z 787.17 19.07 16.660 0.026 AB
PanSTARRS_y 876.95 12.04 16.543 0.015 AB
2MASS_J 1030.73 154.37 15.472 0.163 Vega
2MASS_H 1249.02 200.29 14.791 0.174 Vega
2MASS_K 1451.37 296.26 14.158 0.222 Vega
WISE_W1 487.15 34.03 14.482 0.076 Vega
WISE_W2 304.61 39.13 14.352 0.139 Vega
WISE_W3 106.84 68.44 13.654 0.695 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.960 8.369 8.669
{\rm log}_{10}({\rm SFR}) -1.518 -0.976 -0.489
{\rm log}_{10}({\rm sSFR}) -10.032 -9.336 -8.554
{\rm stellar\ age} 2.056 5.935 7.762

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.416 -0.621 -0.041
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.296 -0.449 0.189

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.845 1.270 1.757
\delta -0.138 0.102 0.304
\tau_1/\tau_2 0.559 0.913 1.294
Q_{PAH} 0.634 2.231 4.835
U_{min} 2.846 7.852 15.356
{\rm log}_{10}(\gamma_e)\, -3.101 -2.188 -1.002

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.121 -0.666 0.126
{\rm log}_{10}(\tau_{AGN})\, 0.988 1.425 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.337 -0.840 -0.424
0.03-0.10 Gyr -2.078 -1.201 -0.548
0.10-0.33 Gyr -2.838 -1.631 -0.967
0.33-1.07 Gyr -3.336 -1.786 -1.229
1.07-3.51 Gyr -3.281 -1.744 -1.309
3.51-11.49 Gyr -3.396 -1.705 -1.262
11.49-12.76 Gyr -3.193 -1.706 -0.929

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.286 10.384 10.513
{\rm log}_{10}({\rm SFR}) -3.138 -1.156 -0.151
{\rm log}_{10}({\rm sSFR}) -13.535 -11.572 -10.586
{\rm stellar\ age} 6.655 7.793 11.659

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.400 -1.022 -0.789
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.382 -0.498 0.191

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.260 0.421 0.608
\delta -0.900 -0.701 -0.417
\tau_1/\tau_2 0.584 1.005 1.400
Q_{PAH} 0.367 1.505 3.906
U_{min} 3.346 9.606 17.880
{\rm log}_{10}(\gamma_e)\, -2.737 -1.479 -0.585

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.019 -2.783 -1.875
{\rm log}_{10}(\tau_{AGN})\, 1.164 1.639 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.708 -1.868 -0.877
0.03-0.10 Gyr -3.660 -1.150 -0.014
0.10-0.33 Gyr -3.491 -0.924 0.185
0.33-1.07 Gyr -3.390 -0.774 0.135
1.07-3.51 Gyr -2.643 -0.215 0.420
3.51-11.49 Gyr -0.776 0.464 0.659
11.49-12.76 Gyr -0.428 0.719 1.617