2025yhg results

Information

Transient
Name:AT2025yhg
Right ascension: 15h51m33.78s
Declination:9d34m00.20s
Discovery Date:Sept. 22, 2025, 6:17 a.m.
Classification:None
Redshift:None
MW E(B-V):0.043
Host
Name:
Right ascension: 15h51m33.75s
Declination:9d33m59.16s
Redshift:0.117991
Photometric Redshift:None
 

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: blocked

Task Name Status Time (s)
Cutout download processed 17.99
Transient MWEBV processed 0.05
Host match processed 5.42
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.44
Validate global photometry processed 17.65
Global host SED inference processed 483.09
Local aperture photometry processed 6.86
Validate local photometry processed 0.03
Local host SED inference not enough filters 20.98
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h51m33.78s, 9d34m00.20s
semi major axis, semi minor axis (arcsec):0.94, 0.94
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 130.8 1.52 18.608 0.013 AB

Aperture details

RA, DEC (J2000):15h51m33.74s, 9d33m59.40s
semi major axis, semi minor axis (arcsec):8.35, 5.44
angle (degrees, anti-clockwise from east):-23.98
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.99 2.52 21.203 0.228 AB
GALEX_NUV 15.86 2.0 20.900 0.137 AB
SDSS_u 81.74 6.24 19.119 0.083 AB
SDSS_g 252.03 4.5 17.896 0.019 AB
PanSTARRS_g 282.38 1.68 17.773 0.006 AB
SDSS_r 598.31 6.92 16.958 0.013 AB
PanSTARRS_r 600.51 2.45 16.954 0.004 AB
DES_r 648.72 1.82 16.870 0.003 AB
SDSS_i 870.49 8.75 16.551 0.011 AB
PanSTARRS_i 873.53 2.18 16.547 0.003 AB
PanSTARRS_z 1061.77 4.23 16.335 0.004 AB
SDSS_z 1208.73 25.73 16.194 0.023 AB
DES_z 1330.73 5.08 16.090 0.004 AB
PanSTARRS_y 1313.44 10.61 16.104 0.009 AB
2MASS_J 1525.93 158.64 15.046 0.113 Vega
2MASS_H 1848.06 221.18 14.366 0.130 Vega
2MASS_K 1694.67 283.19 13.989 0.181 Vega
WISE_W1 853.06 22.79 13.874 0.029 Vega
WISE_W2 536.08 26.55 13.738 0.054 Vega
WISE_W3 477.31 79.27 12.029 0.180 Vega
WISE_W4 7.24 432.02 15.130 64.769 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.916 10.955 11.030
{\rm log}_{10}({\rm SFR}) 0.053 0.376 0.704
{\rm log}_{10}({\rm sSFR}) -10.882 -10.573 -10.246
{\rm stellar\ age} 7.480 8.913 11.328

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.500 -0.389 -0.308
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.012 -0.049 0.316

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.158 0.228
\delta -0.926 -0.753 -0.478
\tau_1/\tau_2 0.554 0.975 1.419
Q_{PAH} 0.376 1.116 2.460
U_{min} 2.562 7.727 15.425
{\rm log}_{10}(\gamma_e)\, -2.660 -1.700 -0.835

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.525 -3.605 -2.504
{\rm log}_{10}(\tau_{AGN})\, 1.142 1.641 1.984

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.726 -0.151 0.090
0.03-0.10 Gyr 0.107 0.494 0.852
0.10-0.32 Gyr -1.323 -0.089 0.307
0.32-1.05 Gyr -1.819 -0.358 0.075
1.05-3.40 Gyr -1.621 -0.304 0.257
3.40-11.01 Gyr -0.066 1.056 1.217
11.01-12.24 Gyr 1.034 1.726 2.171