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

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
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 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 7.75
Cutout download processed 3.47
Global aperture construction processed 0.13
Local aperture photometry processed 0.75
Global aperture photometry processed 0.72
Validate local photometry no valid phot 0.01
Validate global photometry processed 0.86
Host information processed 0.12
Global host SED inference processed 843.57
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 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

 

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