2025qfu results

Information

Transient
Name:AT2025qfu
Right ascension: 1h14m48.49s
Declination:-0d29m39.64s
Discovery Date:June 28, 2025, 2:15 p.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:4490
Right ascension: 1h14m48.69s
Declination:-0d29m46.10s
Redshift:0.033843
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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 40.98
Transient MWEBV processed 0.11
Host match processed 4.71
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.68
Global aperture photometry processed 6.67
Validate global photometry processed 17.94
Global host SED inference processed 396.25
Local aperture photometry processed 7.18
Validate local photometry processed 0.03
Local host SED inference processed 522.53
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h14m48.49s, -0d29m39.64s
semi major axis, semi minor axis (arcsec):2.97, 2.97
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 114.21 3.58 18.756 0.034 AB
SDSS_g 307.42 4.63 17.681 0.016 AB
DES_g 307.75 0.57 17.680 0.002 AB
PanSTARRS_g 318.21 0.89 17.643 0.003 AB
SDSS_r 461.74 5.78 17.239 0.014 AB
PanSTARRS_r 489.7 0.86 17.175 0.002 AB
DES_r 496.04 0.9 17.161 0.002 AB
SDSS_i 598.07 6.81 16.958 0.012 AB
PanSTARRS_i 610.01 1.06 16.937 0.002 AB
PanSTARRS_z 688.64 1.88 16.805 0.003 AB
SDSS_z 725.31 12.33 16.749 0.018 AB
DES_z 704.47 2.3 16.780 0.004 AB
PanSTARRS_y 841.67 4.99 16.587 0.006 AB
2MASS_J 930.84 62.59 15.583 0.073 Vega
2MASS_H 1256.7 101.82 14.784 0.088 Vega
2MASS_K 991.68 110.97 14.571 0.121 Vega

Aperture details

RA, DEC (J2000):1h14m48.79s, -0d29m45.08s
semi major axis, semi minor axis (arcsec):28.72, 17.5
angle (degrees, anti-clockwise from east):-97.3
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 443.63 4.03 17.282 0.010 AB
GALEX_NUV 786.75 2.15 16.660 0.003 AB
SDSS_u 2072.72 21.46 15.609 0.011 AB
SDSS_g 6699.57 22.29 14.335 0.004 AB
DES_g 6840.12 2.78 14.312 0.000 AB
PanSTARRS_g 6788.87 6.34 14.321 0.001 AB
SDSS_r 11061.54 29.65 13.790 0.003 AB
PanSTARRS_r 10900.97 6.06 13.806 0.001 AB
DES_r 12158.42 4.6 13.688 0.000 AB
SDSS_i 15183.43 37.04 13.447 0.003 AB
PanSTARRS_i 14523.32 7.64 13.495 0.001 AB
PanSTARRS_z 16598.58 13.71 13.350 0.001 AB
DES_z 18647.33 12.11 13.223 0.001 AB
PanSTARRS_y 20553.45 37.58 13.118 0.002 AB
2MASS_J 25838.23 473.21 11.974 0.020 Vega
2MASS_H 35189.04 772.02 11.166 0.024 Vega
2MASS_K 29185.05 842.95 10.899 0.031 Vega
WISE_W1 16483.26 87.53 10.658 0.006 Vega
WISE_W2 11984.11 100.2 10.364 0.009 Vega
WISE_W3 71493.87 404.9 6.590 0.006 Vega
WISE_W4 110844.71 3468.37 4.668 0.034 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.349 9.462 9.595
{\rm log}_{10}({\rm SFR}) -0.850 -0.264 0.196
{\rm log}_{10}({\rm sSFR}) -10.364 -9.754 -9.243
{\rm stellar\ age} 5.368 7.016 8.479

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.596 -1.066 -0.487
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.764 0.217 0.405

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.158 0.631 1.008
\delta -0.394 0.048 0.315
\tau_1/\tau_2 0.676 1.040 1.395
Q_{PAH} 0.682 2.221 4.308
U_{min} 2.440 7.287 14.451
{\rm log}_{10}(\gamma_e)\, -3.552 -2.687 -1.329

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.082 -1.781 -0.778
{\rm log}_{10}(\tau_{AGN})\, 0.929 1.328 1.786

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.137 -0.769 -0.376
0.03-0.10 Gyr -0.816 -0.154 0.334
0.10-0.33 Gyr -1.000 -0.447 0.045
0.33-1.09 Gyr -1.306 -0.689 -0.318
1.09-3.62 Gyr -1.140 -0.577 -0.287
3.62-11.97 Gyr -0.809 -0.469 -0.279
11.97-13.30 Gyr -0.994 -0.400 0.150

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.671 10.755 10.834
{\rm log}_{10}({\rm SFR}) 0.972 1.188 1.448
{\rm log}_{10}({\rm sSFR}) -9.811 -9.561 -9.247
{\rm stellar\ age} 4.688 6.037 7.177

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.432 -0.255 -0.121
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.735 0.115 0.276

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.506 0.679 0.858
\delta -0.173 -0.086 -0.019
\tau_1/\tau_2 0.688 0.991 1.316
Q_{PAH} 0.458 0.881 1.510
U_{min} 2.264 6.085 12.285
{\rm log}_{10}(\gamma_e)\, -3.553 -2.896 -2.121

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.043 -1.689 -1.328
{\rm log}_{10}(\tau_{AGN})\, 1.302 1.626 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.949 1.100 1.272
0.03-0.10 Gyr 0.958 1.230 1.518
0.10-0.33 Gyr 0.920 1.172 1.406
0.33-1.09 Gyr 0.682 0.972 1.168
1.09-3.62 Gyr 0.640 0.880 1.072
3.62-11.97 Gyr 0.491 0.760 0.925
11.97-13.30 Gyr 0.265 0.780 1.180