2018exb

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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
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.82
Cutout download processed 4.27
Global aperture construction processed 0.65
Local aperture photometry processed 4.1
Global aperture photometry processed 4.19
Validate local photometry processed 0.02
Validate global photometry processed 12.68
Host information processed 0.11
Global host SED inference processed 395.9
Local host SED inference processed 518.63
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

Cutout Download Report

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:
 

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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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