2025hcu results

Information

Transient
Name:AT2025hcu
Right ascension: 8h10m26.40s
Declination:-11d51m45.68s
Discovery Date:March 27, 2025, 4:04 a.m.
Classification:None
Redshift:None
MW E(B-V):0.084
Host
Name:2025hcu
Right ascension: 8h10m26.07s
Declination:-11d51m46.48s
Redshift:None
Photometric Redshift:0.084
 

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 2.97
Transient MWEBV processed 0.05
Host match processed 3.21
Host information processed 0.1
Host MWEBV processed 0.08
Global aperture construction processed 0.71
Global aperture photometry processed 4.29
Validate global photometry processed 11.68
Global host SED inference processed 424.3
Local aperture photometry processed 4.11
Validate local photometry processed 0.02
Local host SED inference processed 427.23
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h10m26.40s, -11d51m45.68s
semi major axis, semi minor axis (arcsec):1.27, 1.27
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 9.44 0.39 21.463 0.045 AB
PanSTARRS_i 14.05 0.32 21.031 0.025 AB
PanSTARRS_z 18.12 1.12 20.755 0.067 AB
PanSTARRS_y 11.23 2.2 21.274 0.213 AB

Aperture details

RA, DEC (J2000):8h10m26.06s, -11d51m46.38s
semi major axis, semi minor axis (arcsec):5.55, 4.58
angle (degrees, anti-clockwise from east):-87.91
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 185.51 1.12 18.229 0.007 AB
PanSTARRS_r 401.66 1.58 17.390 0.004 AB
PanSTARRS_i 616.28 1.29 16.926 0.002 AB
PanSTARRS_z 787.31 4.4 16.660 0.006 AB
PanSTARRS_y 891.9 8.7 16.524 0.011 AB
2MASS_J 1289.44 142.18 15.229 0.120 Vega
2MASS_H 980.46 210.55 15.054 0.233 Vega
2MASS_K 1216.56 263.15 14.349 0.235 Vega
WISE_W2 374.27 19.38 14.128 0.056 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.563 8.798 8.949
{\rm log}_{10}({\rm SFR}) -1.999 -1.319 -0.632
{\rm log}_{10}({\rm sSFR}) -10.834 -10.109 -9.362
{\rm stellar\ age} 2.755 6.262 7.847

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.580 -0.968 -0.234
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.652 -1.003 -0.133

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.502 0.934 1.481
\delta -0.264 0.042 0.275
\tau_1/\tau_2 0.612 0.999 1.364
Q_{PAH} 1.232 3.148 5.534
U_{min} 3.172 8.455 15.415
{\rm log}_{10}(\gamma_e)\, -2.864 -1.795 -0.742

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.006 -0.325 0.169
{\rm log}_{10}(\tau_{AGN})\, 1.216 1.630 2.020

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.250 -1.401 -0.834
0.03-0.10 Gyr -2.215 -1.365 -0.576
0.10-0.33 Gyr -2.137 -1.260 -0.609
0.33-1.07 Gyr -2.277 -1.309 -0.763
1.07-3.49 Gyr -2.288 -1.236 -0.917
3.49-11.38 Gyr -2.233 -1.188 -0.898
11.38-12.65 Gyr -2.332 -1.213 -0.575

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.434 10.538 10.663
{\rm log}_{10}({\rm SFR}) -4.245 -1.660 -0.490
{\rm log}_{10}({\rm sSFR}) -14.573 -12.210 -10.988
{\rm stellar\ age} 7.013 8.048 11.921

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.544 -1.046 -0.742
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.600 -0.761 0.109

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.340 0.512 0.702
\delta -0.795 -0.473 -0.149
\tau_1/\tau_2 0.531 0.970 1.387
Q_{PAH} 1.104 2.466 4.697
U_{min} 3.286 9.573 17.720
{\rm log}_{10}(\gamma_e)\, -3.119 -1.953 -0.811

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.171 -2.940 -1.857
{\rm log}_{10}(\tau_{AGN})\, 1.070 1.540 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.448 -2.010 -0.637
0.03-0.10 Gyr -5.169 -1.880 -0.461
0.10-0.33 Gyr -5.042 -1.844 -0.366
0.33-1.07 Gyr -4.455 -1.785 -0.212
1.07-3.49 Gyr -3.228 -0.689 0.496
3.49-11.38 Gyr -1.361 0.587 0.835
11.38-12.65 Gyr -0.509 0.941 1.808