2025xdw results

Information

Transient
Name:AT2025xdw
Right ascension: 1h13m53.43s
Declination:16d22m51.34s
Discovery Date:Aug. 2, 2025, 1:44 p.m.
Classification:None
Redshift:None
MW E(B-V):0.095
Host
Name:
Right ascension: 1h13m53.38s
Declination:16d22m45.29s
Redshift:0.082986
Photometric Redshift:0.082
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_u
SDSS_g
DES_g
DES_r
DES_z
GALEX_NUV
GALEX_FUV
SDSS_r
SDSS_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 37.0
Transient MWEBV processed 0.1
Host match processed 5.89
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 4.73
Validate global photometry processed 13.36
Global host SED inference processed 416.02
Local aperture photometry processed 5.51
Validate local photometry processed 0.02
Local host SED inference processed 416.5
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h13m53.43s, 16d22m51.34s
semi major axis, semi minor axis (arcsec):1.28, 1.28
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 11.32 0.17 21.265 0.016 AB
PanSTARRS_r 22.64 0.47 20.513 0.022 AB
DES_r 22.81 0.39 20.505 0.019 AB
SDSS_i 31.12 1.61 20.167 0.056 AB
PanSTARRS_i 32.41 0.46 20.123 0.016 AB
PanSTARRS_z 41.46 1.01 19.856 0.026 AB
DES_z 38.92 1.14 19.925 0.032 AB
PanSTARRS_y 50.57 3.36 19.640 0.072 AB

Aperture details

RA, DEC (J2000):1h13m53.36s, 16d22m45.63s
semi major axis, semi minor axis (arcsec):12.42, 7.38
angle (degrees, anti-clockwise from east):-156.47
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 63.07 6.19 19.400 0.107 AB
SDSS_g 549.57 6.52 17.050 0.013 AB
DES_g 526.99 1.18 17.095 0.002 AB
PanSTARRS_g 588.84 2.64 16.975 0.005 AB
DES_r 1249.06 2.89 16.159 0.003 AB
SDSS_i 1853.65 12.35 15.730 0.007 AB
PanSTARRS_i 1855.59 3.55 15.729 0.002 AB
PanSTARRS_z 2262.3 7.51 15.514 0.004 AB
DES_z 2341.31 8.81 15.476 0.004 AB
PanSTARRS_y 2712.48 24.9 15.317 0.010 AB
2MASS_J 3408.76 233.14 14.174 0.074 Vega
2MASS_H 4499.12 315.29 13.400 0.076 Vega
2MASS_K 4618.3 487.94 12.901 0.115 Vega
WISE_W1 1942.56 28.53 12.980 0.016 Vega
WISE_W2 1144.64 32.93 12.914 0.031 Vega
WISE_W3 2027.77 122.6 10.458 0.066 Vega
WISE_W4 1705.51 771.37 9.200 0.491 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.052 9.162 9.268
{\rm log}_{10}({\rm SFR}) -1.893 -1.283 -0.639
{\rm log}_{10}({\rm sSFR}) -11.123 -10.467 -9.772
{\rm stellar\ age} 5.123 6.909 8.306

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.440 -0.856 -0.408
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.404 -0.778 -0.085

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.306 0.681 1.092
\delta -0.351 -0.006 0.289
\tau_1/\tau_2 0.679 1.049 1.398
Q_{PAH} 1.081 2.843 5.089
U_{min} 2.975 8.126 14.897
{\rm log}_{10}(\gamma_e)\, -2.815 -1.734 -0.683

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.341 -0.479 -0.026
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.457 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.199 -1.519 -1.046
0.03-0.10 Gyr -2.003 -1.258 -0.544
0.10-0.33 Gyr -1.948 -1.182 -0.573
0.33-1.07 Gyr -1.971 -1.137 -0.617
1.07-3.49 Gyr -1.673 -0.886 -0.583
3.49-11.40 Gyr -1.168 -0.729 -0.546
11.40-12.66 Gyr -1.415 -0.722 -0.146

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.624 10.759 10.900
{\rm log}_{10}({\rm SFR}) -1.119 -0.074 0.393
{\rm log}_{10}({\rm sSFR}) -12.046 -10.894 -10.339
{\rm stellar\ age} 2.526 5.436 7.233

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.942 -0.650 -0.475
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.699 -0.952 0.047

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.415 0.566 0.727
\delta -0.905 -0.684 -0.391
\tau_1/\tau_2 0.377 0.720 1.111
Q_{PAH} 0.367 1.089 2.148
U_{min} 2.090 7.061 14.515
{\rm log}_{10}(\gamma_e)\, -3.549 -2.680 -1.842

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.465 -3.605 -2.662
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.497 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.966 0.167 0.498
0.03-0.10 Gyr -2.516 -0.353 0.350
0.10-0.33 Gyr -2.196 -0.176 0.582
0.33-1.07 Gyr -0.284 0.800 1.405
1.07-3.49 Gyr 0.661 1.059 1.358
3.49-11.40 Gyr -0.579 0.704 1.039
11.40-12.66 Gyr -1.254 0.557 1.257