2025xbw results

Information

Transient
Name:AT2025xbw
Right ascension: 14h46m50.19s
Declination:-31d55m39.44s
Discovery Date:Sept. 1, 2025, 5:35 p.m.
Classification:None
Redshift:None
MW E(B-V):0.082
Host
Name:ESO447-035
Right ascension: 14h46m50.16s
Declination:-31d55m53.51s
Redshift:0.038133
Photometric Redshift:0.038
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
PanSTARRS_r
PanSTARRS_g
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 21.12
Transient MWEBV processed 0.1
Host match processed 5.83
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 1.38
Validate global photometry processed 6.37
Global host SED inference processed 452.88
Local aperture photometry processed 1.68
Validate local photometry processed 0.01
Local host SED inference processed 1315.35
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):14h46m50.19s, -31d55m39.44s
semi major axis, semi minor axis (arcsec):2.65, 2.65
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 161.01 4.02 18.383 0.027 AB

Aperture details

RA, DEC (J2000):14h46m50.35s, -31d55m51.06s
semi major axis, semi minor axis (arcsec):18.45, 13.71
angle (degrees, anti-clockwise from east):-40.8
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 302.39 8.23 17.699 0.030 AB
PanSTARRS_r 5645.16 23.94 14.521 0.005 AB
WISE_W2 5213.78 71.32 11.268 0.015 Vega
WISE_W3 29046.5 224.92 7.568 0.008 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.754 9.238 9.505
{\rm log}_{10}({\rm SFR}) -0.968 -0.323 0.222
{\rm log}_{10}({\rm sSFR}) -10.383 -9.544 -8.674
{\rm stellar\ age} 2.138 6.744 9.805

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.707 -0.920 -0.060
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.640 -0.407 0.148

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.506 1.043 1.470
\delta -0.595 -0.222 0.195
\tau_1/\tau_2 0.549 1.024 1.528
Q_{PAH} 0.249 1.396 3.323
U_{min} 2.818 8.187 16.149
{\rm log}_{10}(\gamma_e)\, -3.624 -2.489 -0.990

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.233 -2.547 -0.690
{\rm log}_{10}(\tau_{AGN})\, 0.847 1.367 2.003

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.023 -0.320 0.122
0.03-0.10 Gyr -1.783 -0.543 0.245
0.10-0.33 Gyr -2.604 -1.093 -0.380
0.33-1.09 Gyr -2.881 -1.184 -0.503
1.09-3.61 Gyr -3.218 -1.144 -0.557
3.61-11.92 Gyr -2.793 -0.923 -0.447
11.92-13.25 Gyr -2.653 -0.787 0.283

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.383 10.565 10.736
{\rm log}_{10}({\rm SFR}) 0.211 0.848 1.326
{\rm log}_{10}({\rm sSFR}) -10.453 -9.771 -9.180
{\rm stellar\ age} 2.143 5.583 7.987

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.086 -0.381 -0.060
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.629 -0.491 0.193

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.304 0.596 0.857
\delta -0.471 -0.134 0.132
\tau_1/\tau_2 0.456 0.863 1.273
Q_{PAH} 0.620 1.305 2.620
U_{min} 2.772 7.467 14.492
{\rm log}_{10}(\gamma_e)\, -3.437 -2.520 -1.825

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.033 -2.441 -1.490
{\rm log}_{10}(\tau_{AGN})\, 0.953 1.461 1.892

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.593 0.617 0.993
0.03-0.10 Gyr -0.095 0.856 1.443
0.10-0.33 Gyr -0.101 0.834 1.419
0.33-1.09 Gyr -0.268 0.696 1.201
1.09-3.61 Gyr -0.607 0.568 0.895
3.61-11.92 Gyr -0.915 0.407 0.824
11.92-13.25 Gyr -0.941 0.460 1.186