2025gkf results

Information

Transient
Name:AT2025gkf
Right ascension: 14h37m31.39s
Declination:46d37m27.30s
Discovery Date:April 1, 2025, 9:10 p.m.
Classification:None
Redshift:None
MW E(B-V):0.014
Host
Name:2025gkf
Right ascension: 14h37m32.25s
Declination:46d37m23.23s
Redshift:0.036224
Photometric Redshift:0.036
 

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 14.64
Transient MWEBV processed 0.08
Host match processed 2.99
Host information processed 0.09
Host MWEBV processed 0.06
Global aperture construction processed 0.66
Global aperture photometry processed 5.19
Validate global photometry processed 15.54
Global host SED inference processed 472.36
Local aperture photometry processed 5.0
Validate local photometry processed 0.02
Local host SED inference processed 455.37
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):14h37m31.39s, 46d37m27.30s
semi major axis, semi minor axis (arcsec):2.78, 2.78
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 7.41 2.2 21.725 0.323 AB
SDSS_g 37.48 1.74 19.965 0.050 AB
PanSTARRS_g 38.85 0.7 19.927 0.020 AB
SDSS_r 69.87 2.49 19.289 0.039 AB
PanSTARRS_r 74.74 0.79 19.216 0.011 AB
SDSS_i 93.99 3.31 18.967 0.038 AB
PanSTARRS_i 104.09 0.9 18.856 0.009 AB
PanSTARRS_z 117.15 1.5 18.728 0.014 AB
SDSS_z 132.11 8.45 18.598 0.069 AB
PanSTARRS_y 141.5 3.91 18.523 0.030 AB

Aperture details

RA, DEC (J2000):14h37m32.24s, 46d37m23.29s
semi major axis, semi minor axis (arcsec):17.54, 7.0
angle (degrees, anti-clockwise from east):-71.33
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 28.3 5.63 20.271 0.216 AB
GALEX_NUV 35.21 4.6 20.033 0.142 AB
SDSS_u 143.17 8.97 18.510 0.068 AB
SDSS_g 613.04 7.1 16.931 0.013 AB
PanSTARRS_g 675.12 2.76 16.827 0.004 AB
SDSS_r 1183.9 10.23 16.217 0.009 AB
PanSTARRS_r 1265.24 3.1 16.145 0.003 AB
SDSS_i 1690.23 13.74 15.830 0.009 AB
PanSTARRS_i 1753.27 3.58 15.790 0.002 AB
PanSTARRS_z 2026.08 5.96 15.633 0.003 AB
SDSS_z 2199.57 33.85 15.544 0.017 AB
PanSTARRS_y 2493.86 16.09 15.408 0.007 AB
2MASS_J 3290.2 214.5 14.212 0.071 Vega
2MASS_H 4165.41 309.77 13.483 0.081 Vega
2MASS_K 2790.73 375.58 13.448 0.146 Vega
WISE_W1 1519.19 24.44 13.247 0.017 Vega
WISE_W2 936.8 30.12 13.132 0.035 Vega
WISE_W3 2178.37 97.11 10.381 0.048 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.867 8.978 9.105
{\rm log}_{10}({\rm SFR}) -2.063 -1.519 -1.020
{\rm log}_{10}({\rm sSFR}) -11.063 -10.501 -9.993
{\rm stellar\ age} 6.716 7.966 11.107

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.661 -1.159 -0.666
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.630 -0.063 0.356

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.515 0.931 1.227
\delta -0.343 -0.030 0.252
\tau_1/\tau_2 0.669 1.014 1.351
Q_{PAH} 0.875 2.410 5.026
U_{min} 2.785 7.770 14.418
{\rm log}_{10}(\gamma_e)\, -3.153 -2.160 -0.807

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.177 -1.403 -0.510
{\rm log}_{10}(\tau_{AGN})\, 0.936 1.404 1.894

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.990 -1.448 -0.992
0.03-0.10 Gyr -2.414 -1.625 -1.002
0.10-0.33 Gyr -2.546 -1.656 -1.097
0.33-1.09 Gyr -2.606 -1.626 -1.108
1.09-3.61 Gyr -2.562 -1.366 -0.932
3.61-11.94 Gyr -1.445 -0.938 -0.761
11.94-13.27 Gyr -1.276 -0.717 0.054

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.151 10.230 10.319
{\rm log}_{10}({\rm SFR}) -1.097 -0.729 -0.412
{\rm log}_{10}({\rm sSFR}) -11.349 -10.964 -10.618
{\rm stellar\ age} 8.107 10.457 12.504

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.934 -0.708 -0.532
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.594 0.009 0.270

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.266 0.403 0.576
\delta -0.273 -0.066 0.087
\tau_1/\tau_2 0.596 1.010 1.443
Q_{PAH} 0.439 1.239 2.422
U_{min} 2.371 7.073 14.677
{\rm log}_{10}(\gamma_e)\, -3.441 -2.587 -1.678

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.288 -3.305 -2.346
{\rm log}_{10}(\tau_{AGN})\, 0.976 1.420 1.870

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.819 -0.550 -0.319
0.03-0.10 Gyr -2.611 -0.912 -0.407
0.10-0.33 Gyr -3.781 -1.295 -0.652
0.33-1.09 Gyr -4.162 -1.470 -0.735
1.09-3.61 Gyr -3.299 -1.262 -0.508
3.61-11.94 Gyr -1.379 0.145 0.416
11.94-13.27 Gyr 0.312 1.114 1.430