2024ktb results

Information

Transient
Name:AT2024ktb
Right ascension: 16h07m51.88s
Declination:3d02m30.74s
Discovery Date:April 10, 2024, 11:32 a.m.
Classification:None
Redshift:None
MW E(B-V):0.068
Host
Name:2024ktb
Right ascension: 16h07m52.30s
Declination:3d02m29.40s
Redshift:0.041011
Photometric Redshift:0.037
 

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 21.31
Transient MWEBV processed 0.04
Host match processed 1.29
Host information processed 0.13
Host MWEBV processed 0.08
Global aperture construction processed 0.6
Global aperture photometry processed 6.54
Validate global photometry processed 18.06
Global host SED inference processed 435.17
Local aperture photometry processed 6.42
Validate local photometry processed 0.04
Local host SED inference processed 461.32
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h07m51.88s, 3d02m30.74s
semi major axis, semi minor axis (arcsec):2.47, 2.47
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 21.09 2.26 20.590 0.117 AB
SDSS_g 48.41 1.97 19.688 0.044 AB
DES_g 52.34 0.56 19.603 0.012 AB
PanSTARRS_g 53.17 0.54 19.586 0.011 AB
SDSS_r 76.97 2.55 19.184 0.036 AB
PanSTARRS_r 81.39 0.65 19.124 0.009 AB
DES_r 81.54 1.1 19.122 0.015 AB
SDSS_i 106.48 3.24 18.832 0.033 AB
PanSTARRS_i 99.1 0.62 18.910 0.007 AB
PanSTARRS_z 111.17 1.66 18.785 0.016 AB
SDSS_z 119.7 9.25 18.705 0.084 AB
DES_z 110.97 2.42 18.787 0.024 AB
PanSTARRS_y 139.71 4.2 18.537 0.033 AB

Aperture details

RA, DEC (J2000):16h07m52.33s, 3d02m29.90s
semi major axis, semi minor axis (arcsec):15.2, 8.64
angle (degrees, anti-clockwise from east):-57.23
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 99.48 9.18 18.906 0.100 AB
GALEX_NUV 136.07 6.79 18.566 0.054 AB
SDSS_u 354.28 10.44 17.527 0.032 AB
SDSS_g 917.23 8.79 16.494 0.010 AB
DES_g 891.07 2.35 16.525 0.003 AB
PanSTARRS_g 944.68 2.52 16.462 0.003 AB
SDSS_r 1421.06 11.23 16.018 0.009 AB
PanSTARRS_r 1385.19 2.96 16.046 0.002 AB
DES_r 1421.78 4.67 16.018 0.004 AB
SDSS_i 1985.02 14.37 15.656 0.008 AB
PanSTARRS_i 1790.81 2.83 15.767 0.002 AB
PanSTARRS_z 2051.3 7.55 15.620 0.004 AB
SDSS_z 2238.98 42.76 15.525 0.021 AB
DES_z 1986.3 10.43 15.655 0.006 AB
PanSTARRS_y 2499.84 18.84 15.405 0.008 AB
2MASS_J 2692.54 320.68 14.430 0.129 Vega
2MASS_H 3037.53 438.0 13.826 0.157 Vega
2MASS_K 2383.45 517.73 13.619 0.236 Vega
WISE_W1 1644.18 45.47 13.161 0.030 Vega
WISE_W2 1071.23 39.12 12.986 0.040 Vega
WISE_W3 3498.12 177.44 9.866 0.055 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.560 8.759 8.912
{\rm log}_{10}({\rm SFR}) -1.961 -1.489 -1.121
{\rm log}_{10}({\rm sSFR}) -10.768 -10.228 -9.787
{\rm stellar\ age} 2.193 5.576 7.412

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.792 -1.222 -0.480
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.551 -0.164 0.302

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.220 0.558 0.906
\delta -0.492 -0.127 0.200
\tau_1/\tau_2 0.628 0.984 1.353
Q_{PAH} 1.240 3.176 5.448
U_{min} 2.825 8.287 16.110
{\rm log}_{10}(\gamma_e)\, -3.321 -2.014 -0.717

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.452 -1.342 -0.502
{\rm log}_{10}(\tau_{AGN})\, 1.004 1.425 1.856

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.128 -1.650 -1.269
0.03-0.10 Gyr -1.697 -1.070 -0.542
0.10-0.33 Gyr -1.634 -1.039 -0.527
0.33-1.09 Gyr -1.921 -1.251 -0.832
1.09-3.60 Gyr -2.079 -1.403 -1.112
3.60-11.89 Gyr -2.478 -1.529 -1.223
11.89-13.21 Gyr -2.721 -1.548 -1.000

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.833 9.911 9.972
{\rm log}_{10}({\rm SFR}) -0.100 0.040 0.165
{\rm log}_{10}({\rm sSFR}) -10.025 -9.867 -9.706
{\rm stellar\ age} 3.841 5.315 6.326

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.506 -0.300 -0.141
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.280 0.394 0.465

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.216 0.341 0.495
\delta -0.370 -0.150 0.015
\tau_1/\tau_2 0.641 0.944 1.224
Q_{PAH} 0.530 1.059 1.969
U_{min} 2.314 6.935 13.356
{\rm log}_{10}(\gamma_e)\, -3.489 -2.926 -2.309

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.472 -2.400 -1.951
{\rm log}_{10}(\tau_{AGN})\, 0.846 1.055 1.541

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.267 -0.124 0.006
0.03-0.10 Gyr 0.173 0.388 0.598
0.10-0.33 Gyr -0.075 0.216 0.472
0.33-1.09 Gyr -0.279 -0.022 0.158
1.09-3.60 Gyr -0.267 -0.054 0.134
3.60-11.89 Gyr -0.667 -0.340 -0.190
11.89-13.21 Gyr -0.931 -0.422 -0.066