2025hce results

Information

Transient
Name:AT2025hce
Right ascension: 21h34m44.41s
Declination:29d49m25.72s
Discovery Date:April 5, 2025, 11:12 a.m.
Classification:None
Redshift:None
MW E(B-V):0.135
Host
Name:2025hce
Right ascension: 21h34m44.36s
Declination:29d49m26.32s
Redshift:None
Photometric Redshift:0.092
 

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
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 3.9
Transient MWEBV processed 0.1
Host match processed 3.09
Host information processed 0.09
Host MWEBV processed 0.06
Global aperture construction processed 0.71
Global aperture photometry processed 4.22
Validate global photometry processed 11.95
Global host SED inference processed 451.58
Local aperture photometry processed 4.07
Validate local photometry processed 0.02
Local host SED inference processed 566.63
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h34m44.41s, 29d49m25.72s
semi major axis, semi minor axis (arcsec):1.17, 1.17
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 97.35 0.46 18.929 0.005 AB
PanSTARRS_z 121.1 0.9 18.692 0.008 AB
PanSTARRS_y 152.46 2.37 18.442 0.017 AB

Aperture details

RA, DEC (J2000):21h34m44.34s, 29d49m26.30s
semi major axis, semi minor axis (arcsec):8.15, 4.28
angle (degrees, anti-clockwise from east):-118.28
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 2.71 4.33 22.818 1.736 AB
PanSTARRS_g 200.26 1.52 18.146 0.008 AB
PanSTARRS_r 423.3 1.74 17.333 0.004 AB
PanSTARRS_i 678.11 2.19 16.822 0.004 AB
PanSTARRS_z 853.94 4.33 16.571 0.006 AB
2MASS_J 1290.68 160.72 15.228 0.135 Vega
2MASS_H 1670.9 243.15 14.475 0.158 Vega
2MASS_K 1687.12 223.79 13.994 0.144 Vega
WISE_W1 659.96 25.0 14.152 0.041 Vega
WISE_W2 453.61 26.74 13.919 0.064 Vega
WISE_W3 823.0 70.79 11.437 0.093 Vega
WISE_W4 355.18 385.53 10.904 1.178 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.471 9.744 9.905
{\rm log}_{10}({\rm SFR}) -0.951 -0.275 0.436
{\rm log}_{10}({\rm sSFR}) -10.798 -9.975 -9.217
{\rm stellar\ age} 3.517 6.579 9.053

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.025 -0.307 0.031
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.907 -0.382 0.310

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.289 0.717 1.135
\delta -0.694 -0.279 0.071
\tau_1/\tau_2 0.533 0.949 1.353
Q_{PAH} 0.905 2.867 5.412
U_{min} 2.952 8.172 15.268
{\rm log}_{10}(\gamma_e)\, -3.168 -1.995 -0.690

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.609 -1.233 -0.261
{\rm log}_{10}(\tau_{AGN})\, 1.020 1.572 2.020

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.774 -0.239 0.173
0.03-0.10 Gyr -1.537 -0.370 0.527
0.10-0.33 Gyr -1.879 -0.579 0.180
0.33-1.06 Gyr -2.018 -0.458 0.062
1.06-3.47 Gyr -1.988 -0.465 -0.035
3.47-11.30 Gyr -1.214 -0.244 0.030
11.30-12.55 Gyr -1.219 -0.180 0.655

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.554 10.645 10.775
{\rm log}_{10}({\rm SFR}) -2.440 -0.638 0.062
{\rm log}_{10}({\rm sSFR}) -13.239 -11.293 -10.506
{\rm stellar\ age} 6.862 8.030 11.845

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.329 -0.950 -0.679
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.464 -0.609 0.109

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.236 0.391 0.560
\delta -0.892 -0.657 -0.307
\tau_1/\tau_2 0.544 0.958 1.374
Q_{PAH} 0.460 1.490 3.472
U_{min} 2.795 8.703 16.878
{\rm log}_{10}(\gamma_e)\, -3.261 -2.199 -0.779

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.824 -2.450 -1.639
{\rm log}_{10}(\tau_{AGN})\, 1.079 1.486 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.141 -0.720 -0.147
0.03-0.10 Gyr -3.866 -0.779 0.141
0.10-0.33 Gyr -4.249 -0.944 0.198
0.33-1.06 Gyr -4.632 -0.989 0.201
1.06-3.47 Gyr -3.051 -0.402 0.609
3.47-11.30 Gyr -1.146 0.694 0.926
11.30-12.55 Gyr -0.001 1.098 1.925