2025kbu results

Information

Transient
Name:AT2025kbu
Right ascension: 13h59m23.90s
Declination:5d32m16.40s
Discovery Date:April 21, 2025, 6:07 p.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:2025kbu
Right ascension: 13h59m22.70s
Declination:5d32m19.32s
Redshift:0.013989
Photometric Redshift:0.047
 

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 16.79
Transient MWEBV processed 0.05
Host match processed 1.06
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 7.12
Validate global photometry processed 19.44
Global host SED inference processed 444.92
Local aperture photometry processed 6.76
Validate local photometry processed 0.02
Local host SED inference processed 481.67
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h59m23.90s, 5d32m16.40s
semi major axis, semi minor axis (arcsec):7.01, 7.01
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 85.94 0.68 19.064 0.009 AB
GALEX_NUV 105.51 0.72 18.842 0.007 AB
SDSS_u 213.3 6.58 18.078 0.033 AB
SDSS_g 521.94 6.3 17.106 0.013 AB
DES_g 531.78 1.36 17.086 0.003 AB
PanSTARRS_g 514.01 1.78 17.123 0.004 AB
SDSS_r 702.96 7.72 16.783 0.012 AB
PanSTARRS_r 749.42 2.37 16.713 0.003 AB
DES_r 773.89 2.59 16.678 0.004 AB
SDSS_i 811.14 9.19 16.627 0.012 AB
PanSTARRS_i 793.2 2.67 16.652 0.004 AB
PanSTARRS_z 895.89 4.22 16.519 0.005 AB
SDSS_z 890.63 21.83 16.526 0.027 AB
PanSTARRS_y 938.53 12.03 16.469 0.014 AB
2MASS_J 1104.91 208.83 15.397 0.205 Vega
2MASS_H 1119.13 302.35 14.910 0.293 Vega
2MASS_K 1354.41 371.07 14.233 0.297 Vega
WISE_W1 238.53 9.89 15.257 0.045 Vega
WISE_W2 131.65 11.65 15.262 0.096 Vega
WISE_W3 423.01 51.63 12.160 0.133 Vega

Aperture details

RA, DEC (J2000):13h59m22.73s, 5d32m19.89s
semi major axis, semi minor axis (arcsec):54.81, 17.93
angle (degrees, anti-clockwise from east):-76.04
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 569.04 1.8 17.012 0.003 AB
GALEX_NUV 722.09 2.42 16.754 0.004 AB
SDSS_u 1549.18 26.58 15.925 0.019 AB
SDSS_g 4298.78 19.67 14.817 0.005 AB
DES_g 3716.24 4.25 14.975 0.001 AB
PanSTARRS_g 4247.68 7.57 14.830 0.002 AB
SDSS_r 6031.88 25.62 14.449 0.005 AB
PanSTARRS_r 6515.89 10.3 14.365 0.002 AB
SDSS_i 7447.24 33.14 14.220 0.005 AB
PanSTARRS_i 7308.33 11.48 14.240 0.002 AB
PanSTARRS_z 8324.96 18.52 14.099 0.002 AB
SDSS_z 7222.57 93.57 14.253 0.014 AB
PanSTARRS_y 8765.96 53.76 14.043 0.007 AB
2MASS_J 9487.18 938.88 13.062 0.107 Vega
2MASS_H 11660.81 1359.5 12.366 0.127 Vega
2MASS_K 11664.31 1669.34 11.895 0.155 Vega
WISE_W1 4629.75 53.65 12.037 0.013 Vega
WISE_W2 3034.31 65.89 11.856 0.024 Vega
WISE_W3 6509.49 310.11 9.192 0.052 Vega
WISE_W4 10443.03 1585.67 7.233 0.165 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.693 8.760 8.829
{\rm log}_{10}({\rm SFR}) -1.496 -1.288 -1.083
{\rm log}_{10}({\rm sSFR}) -10.250 -10.053 -9.847
{\rm stellar\ age} 6.891 7.698 8.926

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.685 -1.390 -1.107
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.943 -1.810 -1.157

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.062 0.119 0.204
\delta -0.586 -0.210 0.082
\tau_1/\tau_2 0.761 1.130 1.490
Q_{PAH} 0.142 0.528 1.323
U_{min} 3.234 8.309 15.193
{\rm log}_{10}(\gamma_e)\, -2.825 -1.932 -1.019

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.374 -3.273 -2.246
{\rm log}_{10}(\tau_{AGN})\, 1.131 1.636 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.550 -1.421 -1.300
0.03-0.10 Gyr -1.501 -1.237 -0.994
0.10-0.33 Gyr -1.774 -1.460 -1.199
0.33-1.10 Gyr -2.002 -1.623 -1.352
1.10-3.63 Gyr -1.872 -1.433 -1.187
3.63-12.03 Gyr -1.277 -1.102 -0.989
12.03-13.37 Gyr -1.484 -1.018 -0.542

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.651 9.736 9.832
{\rm log}_{10}({\rm SFR}) -0.536 -0.329 -0.120
{\rm log}_{10}({\rm sSFR}) -10.277 -10.064 -9.880
{\rm stellar\ age} 6.773 7.660 8.988

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.357 -1.000 -0.750
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.834 0.051 0.385

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.103 0.198 0.342
\delta -0.309 0.057 0.281
\tau_1/\tau_2 0.619 0.931 1.291
Q_{PAH} 0.375 1.003 2.351
U_{min} 2.883 7.593 14.074
{\rm log}_{10}(\gamma_e)\, -3.254 -2.377 -1.673

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.544 -2.319 -1.821
{\rm log}_{10}(\tau_{AGN})\, 0.952 1.290 1.739

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.883 -0.635 -0.453
0.03-0.10 Gyr -0.508 -0.241 0.006
0.10-0.33 Gyr -0.705 -0.352 -0.102
0.33-1.10 Gyr -1.032 -0.592 -0.329
1.10-3.63 Gyr -0.900 -0.434 -0.192
3.63-12.03 Gyr -0.332 -0.144 -0.008
12.03-13.37 Gyr -0.482 -0.023 0.473