2025yhg

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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:
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
not enough filters
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 5.42
Cutout download processed 17.99
Global aperture construction processed 0.64
Local aperture photometry processed 6.86
Global aperture photometry processed 6.44
Validate local photometry processed 0.03
Validate global photometry processed 17.65
Host information processed 0.12
Global host SED inference processed 483.09
Local host SED inference not enough filters 20.98
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
Processing status blocked N/A N/A
 

Cutout Download Report

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:
 

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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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