2025kbt results

Information

Transient
Name:AT2025kbt
Right ascension: 11h28m35.70s
Declination:-0d11m05.34s
Discovery Date:April 18, 2025, 2:52 p.m.
Classification:None
Redshift:None
MW E(B-V):0.023
Host
Name:2025kbt
Right ascension: 11h28m35.76s
Declination:-0d11m05.80s
Redshift:0.064911
Photometric Redshift:0.050
 

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 16.63
Transient MWEBV processed 0.04
Host match processed 1.6
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 6.19
Validate global photometry processed 17.5
Global host SED inference processed 454.82
Local aperture photometry processed 6.15
Validate local photometry processed 0.02
Local host SED inference processed 478.87
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h28m35.70s, -0d11m05.34s
semi major axis, semi minor axis (arcsec):1.61, 1.61
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 30.61 1.69 20.185 0.060 AB
SDSS_g 95.08 2.56 18.955 0.029 AB
DES_g 100.82 0.59 18.891 0.006 AB
PanSTARRS_g 91.24 0.44 19.000 0.005 AB
SDSS_r 160.71 3.36 18.385 0.023 AB
PanSTARRS_r 151.53 0.53 18.449 0.004 AB
SDSS_i 217.95 4.0 18.054 0.020 AB
PanSTARRS_i 195.39 0.56 18.173 0.003 AB
PanSTARRS_z 232.1 1.08 17.986 0.005 AB
SDSS_z 249.04 6.03 17.909 0.026 AB
PanSTARRS_y 259.67 2.83 17.864 0.012 AB

Aperture details

RA, DEC (J2000):11h28m35.75s, -0d11m05.74s
semi major axis, semi minor axis (arcsec):11.1, 9.85
angle (degrees, anti-clockwise from east):-144.62
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 66.11 1.96 19.349 0.032 AB
GALEX_NUV 91.51 1.43 18.996 0.017 AB
SDSS_u 256.29 7.3 17.878 0.031 AB
SDSS_g 554.94 6.7 17.039 0.013 AB
DES_g 577.61 1.61 16.996 0.003 AB
PanSTARRS_g 560.82 2.48 17.028 0.005 AB
SDSS_r 817.2 8.7 16.619 0.012 AB
PanSTARRS_r 853.75 3.05 16.572 0.004 AB
SDSS_i 1135.14 11.58 16.262 0.011 AB
PanSTARRS_i 1058.9 3.28 16.338 0.003 AB
PanSTARRS_z 1154.7 6.73 16.244 0.006 AB
SDSS_z 1077.38 30.42 16.319 0.031 AB
PanSTARRS_y 1381.43 18.2 16.049 0.014 AB
2MASS_J 2091.26 290.26 14.704 0.151 Vega
2MASS_H 1496.63 465.69 14.595 0.338 Vega
2MASS_K 1207.27 517.08 14.358 0.465 Vega
WISE_W1 689.64 23.57 14.104 0.037 Vega
WISE_W2 404.59 27.34 14.043 0.073 Vega
WISE_W3 2067.77 133.3 10.437 0.070 Vega
WISE_W4 1004.56 683.75 9.775 0.739 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.386 9.543 9.671
{\rm log}_{10}({\rm SFR}) -2.206 -0.861 0.073
{\rm log}_{10}({\rm sSFR}) -11.659 -10.452 -9.459
{\rm stellar\ age} 3.203 6.445 7.992

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.596 -1.038 -0.592
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.664 -0.732 0.136

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.200 0.564 0.951
\delta -0.557 -0.109 0.254
\tau_1/\tau_2 0.694 1.082 1.452
Q_{PAH} 0.795 2.728 5.188
U_{min} 3.121 8.665 16.360
{\rm log}_{10}(\gamma_e)\, -3.295 -2.243 -0.757

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.256 -1.183 -0.400
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.534 1.993

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.390 -1.727 -1.133
0.03-0.10 Gyr -2.261 -0.749 0.232
0.10-0.33 Gyr -1.544 -0.434 0.177
0.33-1.08 Gyr -1.820 -0.564 -0.096
1.08-3.54 Gyr -1.504 -0.446 -0.106
3.54-11.60 Gyr -1.718 -0.423 -0.189
11.60-12.89 Gyr -1.834 -0.437 0.206

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.004 10.092 10.199
{\rm log}_{10}({\rm SFR}) 0.542 0.752 0.988
{\rm log}_{10}({\rm sSFR}) -9.585 -9.348 -9.055
{\rm stellar\ age} 5.924 6.945 8.243

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.819 -0.556 -0.414
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.187 0.315 0.417

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.207 0.347
\delta -0.934 -0.752 -0.478
\tau_1/\tau_2 0.612 0.994 1.425
Q_{PAH} 0.320 0.878 1.925
U_{min} 2.489 6.977 14.174
{\rm log}_{10}(\gamma_e)\, -3.191 -2.057 -1.357

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.485 -3.723 -2.801
{\rm log}_{10}(\tau_{AGN})\, 1.076 1.572 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.220 -0.017 0.138
0.03-0.10 Gyr 0.668 0.891 1.138
0.10-0.33 Gyr -0.638 0.148 0.494
0.33-1.08 Gyr -0.734 -0.141 0.149
1.08-3.54 Gyr -0.465 -0.010 0.238
3.54-11.60 Gyr -0.069 0.182 0.332
11.60-12.89 Gyr -0.211 0.276 0.800