2025xyb

Download data

Information

Transient

Name: AT2025xyb
Right ascension: 21h17m17.19s
Declination: -41d31m13.38s
Discovery Date: Sept. 17, 2025, 3:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.028

Host

Name: ESO342-031
Right ascension: 21h17m17.81s
Declination: -41d31m12.23s
Redshift: 0.041193
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.43
Transient MWEBV processed 0.1
Host match processed 4.1
Host information processed 0.12
Host MWEBV processed 0.1
Global aperture construction processed 0.12
Global aperture photometry processed 0.56
Validate global photometry processed 0.52
Global host SED inference processed 1175.74
Local aperture photometry processed 0.78
Validate local photometry no valid phot 0.01
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) = 21h17m17.19s, -41d31m13.38s
semi major axis, semi minor axis (arcsec) = 2.46, 2.46
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) = 21h17m17.90s, -41d31m12.40s
semi major axis, semi minor axis (arcsec) = 16.1, 9.53
angle (degrees, anti-clockwise from east) = -141.57

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 121.63 10.81 18.687 0.097 AB
GALEX_NUV 155.97 4.22 18.417 0.029 AB
WISE_W2 2437.04 49.83 12.094 0.022 Vega
WISE_W3 8922.35 146.69 8.850 0.018 Vega
WISE_W4 10503.36 1070.93 7.227 0.111 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})\, 10.037 10.360 10.558
{\rm log}_{10}({\rm SFR}) -0.133 0.434 0.974
{\rm log}_{10}({\rm sSFR}) -10.429 -9.929 -9.297
{\rm stellar\ age} 4.888 7.462 10.378

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.825 -0.196 0.099
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.384 -0.479 -0.025

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.198 0.627 1.022
\delta -0.157 0.124 0.300
\tau_1/\tau_2 0.261 0.737 1.267
Q_{PAH} 0.332 1.129 3.117
U_{min} 2.855 7.401 14.068
{\rm log}_{10}(\gamma_e)\, -3.574 -2.726 -1.629

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.601 -1.689 -1.034
{\rm log}_{10}(\tau_{AGN})\, 0.779 1.064 1.498

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.381 0.246 0.738
0.03-0.10 Gyr -0.659 0.357 1.089
0.10-0.33 Gyr -2.036 -0.271 0.388
0.33-1.09 Gyr -2.415 -0.289 0.362
1.09-3.60 Gyr -1.795 0.015 0.525
3.60-11.88 Gyr -0.809 0.316 0.637
11.88-13.20 Gyr -0.545 0.520 1.387