2025qsw results

Information

Transient
Name:AT2025qsw
Right ascension: 3h59m04.35s
Declination:20d20m34.77s
Discovery Date:July 9, 2025, 11:24 a.m.
Classification:None
Redshift:None
MW E(B-V):0.201
Host
Name:
Right ascension: 3h59m04.54s
Declination:20d20m35.01s
Redshift:0.071174
Photometric Redshift:None
 

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 17.08
Transient MWEBV processed 0.04
Host match processed 5.85
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.72
Global aperture photometry processed 3.65
Validate global photometry processed 10.87
Global host SED inference processed 404.24
Local aperture photometry processed 4.43
Validate local photometry processed 0.02
Local host SED inference processed 517.41
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):3h59m04.35s, 20d20m34.77s
semi major axis, semi minor axis (arcsec):1.47, 1.47
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 90.33 0.43 19.010 0.005 AB
PanSTARRS_r 152.87 0.48 18.439 0.003 AB
PanSTARRS_i 208.92 0.54 18.100 0.003 AB
PanSTARRS_z 250.7 1.35 17.902 0.006 AB
PanSTARRS_y 297.69 2.64 17.716 0.010 AB

Aperture details

RA, DEC (J2000):3h59m04.51s, 20d20m35.12s
semi major axis, semi minor axis (arcsec):12.82, 4.99
angle (degrees, anti-clockwise from east):-82.52
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.32 4.26 21.010 0.323 AB
GALEX_NUV 24.05 1.14 20.447 0.052 AB
PanSTARRS_g 476.57 2.14 17.205 0.005 AB
PanSTARRS_r 919.19 2.39 16.491 0.003 AB
PanSTARRS_i 1372.48 2.71 16.056 0.002 AB
PanSTARRS_z 1652.79 7.08 15.854 0.005 AB
PanSTARRS_y 2203.22 14.1 15.542 0.007 AB
2MASS_J 2731.78 191.14 14.414 0.076 Vega
2MASS_H 3621.63 277.7 13.635 0.083 Vega
2MASS_K 3594.9 314.53 13.173 0.095 Vega
WISE_W1 2095.87 31.36 12.898 0.016 Vega
WISE_W2 1502.23 35.02 12.619 0.025 Vega
WISE_W3 8658.65 140.42 8.882 0.018 Vega
WISE_W4 9576.58 1122.95 7.327 0.127 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.486 9.628 9.758
{\rm log}_{10}({\rm SFR}) -1.841 -0.656 0.158
{\rm log}_{10}({\rm sSFR}) -11.487 -10.317 -9.511
{\rm stellar\ age} 1.020 4.458 6.708

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.698 -1.077 -0.456
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.518 -0.507 0.182

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.205 0.527 1.014
\delta -0.493 -0.083 0.273
\tau_1/\tau_2 0.694 1.072 1.476
Q_{PAH} 1.330 3.301 5.651
U_{min} 3.199 8.781 16.587
{\rm log}_{10}(\gamma_e)\, -3.230 -2.152 -0.624

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.779 -1.523 -0.627
{\rm log}_{10}(\tau_{AGN})\, 0.972 1.607 2.015

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.287 -0.973 -0.508
0.03-0.10 Gyr -2.503 -0.660 0.302
0.10-0.33 Gyr -1.179 0.028 0.652
0.33-1.07 Gyr -0.990 0.039 0.582
1.07-3.52 Gyr -2.131 -0.316 0.056
3.52-11.53 Gyr -3.049 -0.634 -0.203
11.53-12.81 Gyr -3.199 -0.639 0.064

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.546 10.629 10.688
{\rm log}_{10}({\rm SFR}) 0.332 0.664 0.977
{\rm log}_{10}({\rm sSFR}) -10.328 -9.961 -9.592
{\rm stellar\ age} 5.516 6.596 7.536

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.213 -0.054 0.065
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.131 0.164 0.329

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.234 0.356 0.525
\delta -0.401 -0.154 0.125
\tau_1/\tau_2 0.808 1.148 1.499
Q_{PAH} 1.672 3.094 4.814
U_{min} 2.351 6.972 13.501
{\rm log}_{10}(\gamma_e)\, -2.826 -1.726 -0.921

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.491 -1.594 -1.106
{\rm log}_{10}(\tau_{AGN})\, 1.302 1.733 2.030

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.197 0.422 0.592
0.03-0.10 Gyr 0.276 0.733 1.102
0.10-0.33 Gyr 0.417 0.816 1.103
0.33-1.07 Gyr 0.316 0.611 0.816
1.07-3.52 Gyr 0.415 0.686 0.889
3.52-11.53 Gyr 0.478 0.711 0.837
11.53-12.81 Gyr 0.254 0.761 1.172