2025xlr

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Information

Transient

Name: AT2025xlr
Right ascension: 0h16m03.00s
Declination: -54d47m03.74s
Discovery Date: Sept. 14, 2025, 4:30 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.014

Host

Name: 1067
Right ascension: 0h16m03.30s
Declination: -54d47m10.30s
Redshift: 0.051035
Photometric Redshift:
 

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 4.16
Cutout download processed 3.53
Global aperture construction processed 0.14
Local aperture photometry processed 0.94
Global aperture photometry processed 0.75
Validate local photometry no valid phot 0.01
Validate global photometry processed 0.97
Host information processed 0.14
Global host SED inference processed 658.61
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
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) = 0h16m03.00s, -54d47m03.74s
semi major axis, semi minor axis (arcsec) = 2.01, 2.01
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) = 0h16m03.35s, -54d47m10.51s
semi major axis, semi minor axis (arcsec) = 14.33, 10.37
angle (degrees, anti-clockwise from east) = -133.57

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 74.12 7.1 19.225 0.104 AB
GALEX_NUV 99.3 5.03 18.908 0.055 AB
2MASS_J 4830.48 282.88 13.795 0.064 Vega
2MASS_H 6723.43 417.88 12.963 0.067 Vega
2MASS_K 5616.19 522.04 12.689 0.101 Vega
WISE_W1 2478.92 30.0 12.715 0.013 Vega
WISE_W2 1513.45 36.26 12.611 0.026 Vega
WISE_W3 2811.41 121.27 10.104 0.047 Vega
WISE_W4 1467.23 591.14 9.364 0.437 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})\, 10.392 10.564 10.715
{\rm log}_{10}({\rm SFR}) -0.357 0.014 0.502
{\rm log}_{10}({\rm sSFR}) -10.957 -10.506 -10.022
{\rm stellar\ age} 5.414 7.628 11.358

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.463 -0.148 0.074
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.130 -0.491 -0.073

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.104 0.241 0.450
\delta -0.813 -0.386 -0.030
\tau_1/\tau_2 0.222 0.662 1.193
Q_{PAH} 0.255 1.040 3.374
U_{min} 2.140 6.835 13.706
{\rm log}_{10}(\gamma_e)\, -3.414 -2.381 -1.273

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.312 -3.207 -2.041
{\rm log}_{10}(\tau_{AGN})\, 1.084 1.608 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.542 0.046 0.475
0.03-0.10 Gyr -1.225 -0.143 0.572
0.10-0.33 Gyr -1.840 -0.272 0.388
0.33-1.08 Gyr -1.596 -0.004 0.656
1.08-3.57 Gyr -1.201 0.337 0.752
3.57-11.77 Gyr -0.303 0.545 0.800
11.77-13.07 Gyr 0.030 0.805 1.734