2025ghu

Download data

Information

Transient

Name: AT2025ghu
Right ascension: 9h39m48.15s
Declination: 8d44m33.80s
Discovery Date: March 17, 2025, 9:50 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name: 2025ghu
Right ascension: 9h39m48.08s
Declination: 8d44m32.75s
Redshift: None
Photometric Redshift: 0.139
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.57
Cutout download processed 20.32
Global aperture construction processed 0.68
Local aperture photometry processed 7.01
Global aperture photometry processed 7.35
Validate local photometry no valid phot 0.03
Validate global photometry processed 19.53
Host information processed 0.1
Global host SED inference processed 466.41
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.13
Host MWEBV processed 0.11
Log transient processing status blocked None
 

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) = 9h39m48.15s, 8d44m33.80s
semi major axis, semi minor axis (arcsec) = 0.82, 0.82
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 9h39m48.07s, 8d44m32.90s
semi major axis, semi minor axis (arcsec) = 5.46, 4.5
angle (degrees, anti-clockwise from east) = -77.81

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.52 2.69 21.709 0.388 AB
GALEX_NUV 16.52 2.73 20.855 0.180 AB
SDSS_u 46.66 4.25 19.728 0.099 AB
SDSS_g 117.98 3.13 18.720 0.029 AB
DES_g 122.76 0.57 18.677 0.005 AB
PanSTARRS_g 124.82 1.22 18.659 0.011 AB
SDSS_r 253.39 4.76 17.891 0.020 AB
PanSTARRS_r 256.57 1.32 17.877 0.006 AB
DES_r 276.6 1.27 17.795 0.005 AB
SDSS_i 360.48 6.42 17.508 0.019 AB
PanSTARRS_i 365.82 1.75 17.492 0.005 AB
PanSTARRS_z 450.33 3.47 17.266 0.008 AB
SDSS_z 455.43 16.48 17.254 0.039 AB
DES_z 487.27 3.28 17.181 0.007 AB
PanSTARRS_y 529.46 9.74 17.090 0.020 AB
2MASS_J 618.44 112.64 16.027 0.198 Vega
2MASS_H 1008.88 194.85 15.023 0.210 Vega
2MASS_K 992.59 177.04 14.570 0.194 Vega
WISE_W1 323.09 13.84 14.928 0.047 Vega
WISE_W2 173.55 18.12 14.962 0.113 Vega
WISE_W3 276.6 78.9 12.621 0.310 Vega
WISE_W4 153.13 530.68 11.817 3.763 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.633 10.673 10.742
{\rm log}_{10}({\rm SFR}) 0.221 0.532 0.787
{\rm log}_{10}({\rm sSFR}) -10.459 -10.141 -9.860
{\rm stellar\ age} 7.308 8.362 10.811

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.549 -0.434 -0.344
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.422 -0.704 -0.056

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.196 0.292
\delta -0.899 -0.671 -0.351
\tau_1/\tau_2 0.924 1.294 1.683
Q_{PAH} 0.305 1.145 2.710
U_{min} 2.426 7.014 13.893
{\rm log}_{10}(\gamma_e)\, -2.822 -1.982 -1.125

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.428 -3.463 -2.535
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.547 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.057 0.162 0.371
0.03-0.10 Gyr 0.273 0.631 0.912
0.10-0.32 Gyr -0.923 -0.226 0.196
0.32-1.04 Gyr -1.555 -0.706 -0.250
1.04-3.35 Gyr -1.295 -0.482 0.056
3.35-10.79 Gyr 0.104 0.833 0.950
10.79-11.99 Gyr 0.784 1.360 1.860