2025xlb

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Information

Transient

Name: AT2025xlb
Right ascension: 22h28m13.56s
Declination: -53d55m53.94s
Discovery Date: Sept. 14, 2025, 4 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.015

Host

Name:
Right ascension: 22h28m13.70s
Declination: -53d55m55.93s
Redshift: 0.106057
Photometric Redshift: 0.117
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.47
Transient MWEBV processed 0.04
Host match processed 7.75
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.13
Global aperture photometry processed 0.72
Validate global photometry processed 0.86
Global host SED inference processed 843.57
Local aperture photometry processed 0.75
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) = 22h28m13.56s, -53d55m53.94s
semi major axis, semi minor axis (arcsec) = 1.03, 1.03
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) = 22h28m13.68s, -53d55m55.87s
semi major axis, semi minor axis (arcsec) = 7.19, 5.38
angle (degrees, anti-clockwise from east) = -13.84

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.61 1.47 23.386 0.994 AB
GALEX_NUV 6.55 0.48 21.859 0.079 AB
2MASS_J 2735.2 154.88 14.413 0.061 Vega
2MASS_H 3130.95 281.13 13.793 0.097 Vega
2MASS_K 3476.25 257.52 13.209 0.080 Vega
WISE_W1 1423.31 19.21 13.318 0.015 Vega
WISE_W2 1096.38 22.27 12.961 0.022 Vega
WISE_W3 2211.68 65.0 10.364 0.032 Vega
WISE_W4 2930.35 469.47 8.613 0.174 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})\, 10.732 10.904 11.063
{\rm log}_{10}({\rm SFR}) -0.127 0.649 1.141
{\rm log}_{10}({\rm sSFR}) -11.133 -10.259 -9.617
{\rm stellar\ age} 5.480 7.196 10.150

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.452 -0.109 0.111
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.816 -0.329 0.102

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.417 0.649 0.894
\delta -0.897 -0.730 -0.528
\tau_1/\tau_2 0.170 0.513 1.051
Q_{PAH} 0.110 0.399 1.218
U_{min} 1.972 5.785 12.449
{\rm log}_{10}(\gamma_e)\, -3.681 -3.052 -2.086

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.007 -2.406 -1.295
{\rm log}_{10}(\tau_{AGN})\, 1.026 1.399 1.775

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.139 0.863 1.234
0.03-0.10 Gyr -1.162 0.174 1.134
0.10-0.32 Gyr -1.410 0.128 0.924
0.32-1.06 Gyr -1.262 0.353 0.982
1.06-3.43 Gyr -0.642 0.657 1.070
3.43-11.14 Gyr 0.187 0.941 1.188
11.14-12.38 Gyr 0.411 1.157 2.023