2018exb results

Information

Transient
Name:2018exb
Right ascension: 21h13m08.54s
Declination:-20d42m38.90s
Discovery Date:None
Classification:Ia
Redshift:0.047410
MW E(B-V):0.037
Host
Name:2018exb
Right ascension: 21h13m08.29s
Declination:-20d42m39.47s
Redshift:0.047406
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 4.27
Transient MWEBV processed 0.04
Host match processed 1.82
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 4.19
Validate global photometry processed 12.68
Global host SED inference processed 395.9
Local aperture photometry processed 4.1
Validate local photometry processed 0.02
Local host SED inference processed 518.63
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h13m08.54s, -20d42m38.90s
semi major axis, semi minor axis (arcsec):2.15, 2.15
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 151.29 0.56 18.451 0.004 AB
PanSTARRS_r 296.72 0.73 17.719 0.003 AB
PanSTARRS_i 430.11 0.64 17.316 0.002 AB
PanSTARRS_z 535.89 1.62 17.077 0.003 AB
PanSTARRS_y 617.66 3.79 16.923 0.007 AB

Aperture details

RA, DEC (J2000):21h13m08.28s, -20d42m39.22s
semi major axis, semi minor axis (arcsec):12.68, 6.72
angle (degrees, anti-clockwise from east):-104.59
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.55 2.61 21.341 0.268 AB
GALEX_NUV 23.97 2.9 20.451 0.131 AB
PanSTARRS_g 1198.57 2.27 16.203 0.002 AB
PanSTARRS_r 2359.39 2.95 15.468 0.001 AB
PanSTARRS_i 3349.66 2.6 15.087 0.001 AB
PanSTARRS_z 4245.8 6.76 14.830 0.002 AB
PanSTARRS_y 4886.6 16.05 14.677 0.004 AB
2MASS_J 6479.54 249.72 13.476 0.042 Vega
2MASS_H 8045.41 381.47 12.769 0.051 Vega
2MASS_K 7520.28 417.39 12.372 0.060 Vega
WISE_W1 3113.23 38.72 12.468 0.014 Vega
WISE_W2 1796.31 42.18 12.425 0.025 Vega
WISE_W3 2703.87 201.74 10.146 0.081 Vega
WISE_W4 2904.82 1094.2 8.622 0.409 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.741 9.876 10.010
{\rm log}_{10}({\rm SFR}) -3.526 -1.373 -0.435
{\rm log}_{10}({\rm sSFR}) -13.791 -11.283 -10.190
{\rm stellar\ age} 7.039 8.350 12.097

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.596 -1.051 -0.629
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.696 -0.728 0.208

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.334 0.775 1.065
\delta -0.676 -0.231 0.223
\tau_1/\tau_2 0.564 0.991 1.397
Q_{PAH} 0.585 2.058 5.129
U_{min} 3.053 8.781 16.538
{\rm log}_{10}(\gamma_e)\, -3.353 -1.968 -0.711

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.509 -1.366 -0.199
{\rm log}_{10}(\tau_{AGN})\, 0.893 1.324 1.771

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.247 -1.780 -0.839
0.03-0.10 Gyr -4.374 -1.411 -0.339
0.10-0.33 Gyr -4.014 -1.524 -0.487
0.33-1.09 Gyr -4.288 -1.576 -0.523
1.09-3.58 Gyr -3.470 -1.116 -0.170
3.58-11.81 Gyr -1.373 -0.125 0.133
11.81-13.12 Gyr -0.615 0.319 1.065

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.660 10.700 10.778
{\rm log}_{10}({\rm SFR}) -1.125 -0.605 -0.166
{\rm log}_{10}({\rm sSFR}) -11.847 -11.322 -10.819
{\rm stellar\ age} 7.708 8.496 11.268

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.676 -0.514 -0.394
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.538 -0.682 0.163

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.176 0.265 0.411
\delta -0.800 -0.541 -0.228
\tau_1/\tau_2 0.595 0.979 1.355
Q_{PAH} 0.869 2.186 4.006
U_{min} 2.196 6.776 14.146
{\rm log}_{10}(\gamma_e)\, -3.186 -1.761 -0.852

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.314 -3.383 -2.414
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.558 1.954

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.249 -0.679 -0.268
0.03-0.10 Gyr -1.378 -0.635 -0.098
0.10-0.33 Gyr -1.476 -0.596 -0.022
0.33-1.09 Gyr -1.597 -0.601 -0.002
1.09-3.58 Gyr -1.291 -0.197 0.388
3.58-11.81 Gyr 0.362 0.855 0.962
11.81-13.12 Gyr 0.604 1.143 1.802