2025xuk

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Information

Transient

Name: AT2025xuk
Right ascension: 4h28m46.86s
Declination: -19d44m51.23s
Discovery Date: Sept. 4, 2025, 12:01 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name:
Right ascension: 4h28m46.89s
Declination: -19d44m48.06s
Redshift: None
Photometric Redshift: 0.135
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.83
Transient MWEBV processed 0.04
Host match processed 7.16
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 2.68
Global aperture photometry processed 5.46
Validate global photometry processed 14.07
Global host SED inference processed 497.84
Local aperture photometry processed 5.73
Validate local photometry no valid phot 0.02
Local host SED inference not processed 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) = 4h28m46.86s, -19d44m51.23s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
angle (degrees, anti-clockwise from east) = 0.0

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

Data not available


Aperture details

RA, DEC (J2000) = 4h28m46.88s, -19d44m47.98s
semi major axis, semi minor axis (arcsec) = 7.42, 2.91
angle (degrees, anti-clockwise from east) = -168.73

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.31 1.73 22.599 0.567 AB
GALEX_NUV 5.71 2.01 22.008 0.382 AB
DES_g 20.08 0.23 20.643 0.013 AB
PanSTARRS_g 18.22 1.1 20.749 0.066 AB
PanSTARRS_r 29.4 1.54 20.229 0.057 AB
DES_r 33.58 0.33 20.085 0.011 AB
PanSTARRS_i 35.7 1.24 20.018 0.038 AB
PanSTARRS_z 46.32 3.91 19.736 0.092 AB
DES_z 46.92 1.2 19.722 0.028 AB
PanSTARRS_y 5.66 8.81 22.018 1.689 AB
2MASS_J 126.36 105.39 17.751 0.905 Vega
2MASS_H -112.83 150.93 Vega
2MASS_K -38.64 232.53 Vega
WISE_W1 0.77 11.44 21.478 16.029 Vega
WISE_W2 4.94 14.04 18.827 3.087 Vega
WISE_W3 -94.12 62.59 Vega
WISE_W4 -249.45 400.59 Vega
 

Imaging data

Click the image to load the interactive plot.


 

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})\, 9.036 9.281 9.435
{\rm log}_{10}({\rm SFR}) -2.556 -0.728 0.614
{\rm log}_{10}({\rm sSFR}) -11.835 -10.084 -8.433
{\rm stellar\ age} 0.215 1.896 5.511

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.566 -0.834 -0.126
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.618 -0.777 0.104

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.294 0.671 1.278
\delta -0.579 -0.165 0.247
\tau_1/\tau_2 0.531 0.987 1.447
Q_{PAH} 1.255 3.145 5.156
U_{min} 3.798 10.429 18.165
{\rm log}_{10}(\gamma_e)\, -2.865 -1.678 -0.596

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.303 -1.052 -0.256
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.438 1.811

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.377 -2.245 -1.037
0.03-0.10 Gyr -2.731 -0.627 0.772
0.10-0.32 Gyr -1.254 0.051 0.844
0.32-1.04 Gyr -2.859 -0.426 0.236
1.04-3.36 Gyr -4.779 -1.471 -0.320
3.36-10.83 Gyr -5.624 -1.887 -0.594
10.83-12.03 Gyr -6.017 -1.858 -0.418