2026xsw results

Information

Transient
Name:AT2026xsw
Right ascension: 22h46m52.41s
Declination:-7d52m32.86s
Discovery Date:Aug. 5, 2026, 3:35 p.m.
Classification:None
Redshift:None
MW E(B-V):0.034
Host
Name:J224652.53-075231.74
Object ID:9906618494159209
Catalog Name:decals
Catalog Release:dr9
Right ascension: 22h46m52.53s
Declination:-7d52m31.74s
Redshift:None
Photometric Redshift:0.102
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 20.25
Transient MWEBV processed 0.04
Host match processed 5.11
Host information processed 0.14
Host MWEBV processed 0.09
Global aperture construction processed 0.64
Global aperture photometry processed 6.99
Validate global photometry processed 19.24
Global host SED inference processed 365.29
Local aperture photometry processed 6.67
Validate local photometry processed 0.03
Local host SED inference processed 686.3
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h46m52.41s, -7d52m32.86s
semi major axis, semi minor axis (arcsec):1.06, 1.06
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_i 89.88 1.39 19.016 0.017 AB
DES_z 110.86 1.93 18.788 0.019 AB
PanSTARRS_y 124.77 2.3 18.660 0.020 AB

Aperture details

RA, DEC (J2000):22h46m52.51s, -7d52m31.61s
semi major axis, semi minor axis (arcsec):11.18, 5.77
angle (degrees, anti-clockwise from east):236.35
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 13.13 1.12 21.104 0.093 AB
GALEX_NUV 17.12 0.9 20.816 0.057 AB
SDSS_u 96.6 7.24 18.938 0.081 AB
SDSS_g 345.7 5.72 17.553 0.018 AB
DES_g 379.61 0.98 17.452 0.003 AB
PanSTARRS_g 375.54 1.82 17.463 0.005 AB
SDSS_r 705.27 8.07 16.779 0.012 AB
PanSTARRS_r 710.77 1.89 16.771 0.003 AB
DES_r 791.82 2.31 16.653 0.003 AB
SDSS_i 1035.38 10.48 16.362 0.011 AB
PanSTARRS_i 1025.22 2.29 16.373 0.002 AB
DES_i 1091.58 5.14 16.305 0.005 AB
PanSTARRS_z 1275.97 5.94 16.135 0.005 AB
SDSS_z 1345.7 25.98 16.078 0.021 AB
DES_z 1360.19 6.95 16.066 0.006 AB
PanSTARRS_y 1513.68 17.15 15.950 0.012 AB
2MASS_J 2073.26 236.42 14.713 0.124 Vega
2MASS_H 2585.18 363.86 14.001 0.153 Vega
2MASS_K 2418.44 354.59 13.603 0.159 Vega
WISE_W1 977.2 23.87 13.726 0.027 Vega
WISE_W2 593.68 27.12 13.627 0.050 Vega
WISE_W3 1704.41 134.89 10.647 0.086 Vega
WISE_W4 2452.94 720.04 8.806 0.319 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.285 9.593 9.874
{\rm log}_{10}({\rm SFR}) -0.614 0.042 0.585
{\rm log}_{10}({\rm sSFR}) -10.269 -9.573 -8.881
{\rm stellar\ age} 2.842 5.960 8.162

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.206 -0.252 0.050
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.346 -0.550 0.105

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.529 0.916 1.431
\delta -0.677 -0.195 0.107
\tau_1/\tau_2 0.488 0.891 1.363
Q_{PAH} 0.558 2.350 5.037
U_{min} 3.021 8.294 15.736
{\rm log}_{10}(\gamma_e)\, -3.338 -2.207 -1.153

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.867 -1.506 -0.183
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.564 1.998

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.413 0.230 0.672
0.03-0.10 Gyr -1.539 -0.410 0.529
0.10-0.33 Gyr -1.849 -0.535 0.220
0.33-1.06 Gyr -1.947 -0.447 0.169
1.06-3.44 Gyr -1.999 -0.511 -0.121
3.44-11.18 Gyr -1.653 -0.490 -0.076
11.18-12.43 Gyr -1.488 -0.391 0.463

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.772 10.813 10.865
{\rm log}_{10}({\rm SFR}) -0.254 0.027 0.298
{\rm log}_{10}({\rm sSFR}) -11.093 -10.801 -10.528
{\rm stellar\ age} 7.013 7.554 8.814

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.699 -0.527 -0.402
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.366 0.072 0.396

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.221 0.332
\delta -0.791 -0.486 -0.127
\tau_1/\tau_2 0.613 0.948 1.317
Q_{PAH} 0.673 2.586 4.716
U_{min} 2.065 6.587 14.124
{\rm log}_{10}(\gamma_e)\, -2.822 -1.461 -0.635

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.352 -3.347 -2.262
{\rm log}_{10}(\tau_{AGN})\, 1.090 1.599 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.277 -0.053 0.099
0.03-0.10 Gyr -0.354 0.056 0.395
0.10-0.33 Gyr -0.296 0.102 0.417
0.33-1.06 Gyr -0.346 0.092 0.372
1.06-3.44 Gyr -0.087 0.442 0.738
3.44-11.18 Gyr 0.869 1.021 1.101
11.18-12.43 Gyr 0.691 1.114 1.611