2025xsb results

Information

Transient
Name:AT2025xsb
Right ascension: 0h05m27.33s
Declination:1d40m59.96s
Discovery Date:Sept. 13, 2025, 1:32 p.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:
Right ascension: 0h05m27.12s
Declination:1d41m02.04s
Redshift:None
Photometric Redshift:0.130
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 17.87
Transient MWEBV processed 0.04
Host match processed 6.81
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.57
Global aperture photometry processed 6.2
Validate global photometry processed 17.48
Global host SED inference processed 388.07
Local aperture photometry processed 6.62
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):0h05m27.09s, 1d41m02.28s
semi major axis, semi minor axis (arcsec):2.51, 2.17
angle (degrees, anti-clockwise from east):-38.52
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.77 1.17 21.996 0.220 AB
GALEX_NUV 4.71 0.9 22.217 0.206 AB
SDSS_u 7.32 2.48 21.739 0.368 AB
SDSS_g 23.23 1.42 20.485 0.066 AB
DES_g 23.23 0.2 20.485 0.009 AB
PanSTARRS_g 25.34 0.72 20.391 0.031 AB
SDSS_r 42.83 1.96 19.821 0.050 AB
PanSTARRS_r 40.46 0.41 19.882 0.011 AB
DES_r 42.89 0.28 19.819 0.007 AB
SDSS_i 59.4 2.6 19.466 0.048 AB
PanSTARRS_i 54.71 0.52 19.555 0.010 AB
PanSTARRS_z 63.04 1.66 19.401 0.029 AB
SDSS_z 75.12 6.01 19.211 0.087 AB
DES_z 64.53 0.96 19.376 0.016 AB
PanSTARRS_y 81.4 3.9 19.123 0.052 AB
2MASS_J 44.39 87.08 18.887 2.130 Vega
2MASS_H 150.74 143.0 17.087 1.030 Vega
2MASS_K 55.03 153.47 17.711 3.028 Vega
WISE_W1 115.68 10.29 16.043 0.097 Vega
WISE_W2 66.86 13.2 15.998 0.214 Vega
WISE_W3 -52.36 65.95 Vega
WISE_W4 -250.06 389.77 Vega
 

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})\, 9.559 9.648 9.748
{\rm log}_{10}({\rm SFR}) -0.208 0.067 0.333
{\rm log}_{10}({\rm sSFR}) -9.881 -9.597 -9.267
{\rm stellar\ age} 4.669 5.861 6.975

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.064 -0.427 -0.080
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.366 -0.879 -0.260

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.484 0.746 1.005
\delta 0.173 0.298 0.370
\tau_1/\tau_2 0.743 1.071 1.388
Q_{PAH} 1.823 3.759 5.502
U_{min} 3.108 7.793 14.689
{\rm log}_{10}(\gamma_e)\, -2.803 -1.690 -0.696

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.780 -2.173 -0.998
{\rm log}_{10}(\tau_{AGN})\, 0.964 1.421 1.874

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.299 -0.079 0.132
0.03-0.10 Gyr -0.219 0.115 0.423
0.10-0.32 Gyr -0.355 -0.028 0.242
0.32-1.04 Gyr -0.536 -0.185 0.069
1.04-3.37 Gyr -0.496 -0.221 -0.037
3.37-10.89 Gyr -0.510 -0.271 -0.110
10.89-12.09 Gyr -0.667 -0.213 0.195