2020ual results

Information

Transient
Name:AT2020ual
Right ascension: 21h15m40.40s
Declination:-49d04m36.46s
Discovery Date:Sept. 23, 2020, 12:14 a.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:2020ual
Right ascension: 21h15m40.42s
Declination:-49d04m36.18s
Redshift:0.031100
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
DES_g
DES_r
DES_z
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_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.89
Transient MWEBV processed 0.04
Host match processed 0.98
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.78
Global aperture photometry processed 2.99
Validate global photometry processed 9.48
Global host SED inference processed 608.07
Local aperture photometry processed 2.85
Validate local photometry processed 0.01
Local host SED inference processed 584.73
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h15m40.40s, -49d04m36.46s
semi major axis, semi minor axis (arcsec):3.22, 3.22
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 483.4 0.61 17.189 0.001 AB
DES_r 1018.82 1.12 16.380 0.001 AB
DES_z 1779.23 4.31 15.774 0.003 AB
2MASS_J 2212.86 73.29 14.643 0.036 Vega
2MASS_H 3017.19 111.19 13.833 0.040 Vega
2MASS_K 2651.02 117.8 13.504 0.048 Vega

Aperture details

RA, DEC (J2000):21h15m40.34s, -49d04m35.40s
semi major axis, semi minor axis (arcsec):32.63, 10.8
angle (degrees, anti-clockwise from east):30.62
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 4187.15 2.52 14.845 0.001 AB
DES_z 6430.01 8.96 14.379 0.002 AB
2MASS_J 8034.21 426.62 13.243 0.058 Vega
2MASS_H 8541.81 650.83 12.704 0.083 Vega
2MASS_K 8124.57 691.93 12.288 0.092 Vega
WISE_W1 4124.96 48.1 12.162 0.013 Vega
WISE_W2 2659.33 59.08 11.999 0.024 Vega
WISE_W3 7120.22 192.0 9.095 0.029 Vega
WISE_W4 7273.16 1154.89 7.626 0.172 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.599 9.855 10.021
{\rm log}_{10}({\rm SFR}) -1.426 -0.247 0.534
{\rm log}_{10}({\rm sSFR}) -11.480 -10.050 -9.099
{\rm stellar\ age} 4.441 7.651 10.840

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.453 -0.760 -0.335
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.704 -0.774 0.102

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.399 0.805 1.282
\delta -0.809 -0.534 -0.162
\tau_1/\tau_2 0.599 1.026 1.420
Q_{PAH} 0.425 1.821 3.879
U_{min} 3.014 8.524 16.154
{\rm log}_{10}(\gamma_e)\, -3.398 -2.070 -0.847

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.362 -2.807 -0.804
{\rm log}_{10}(\tau_{AGN})\, 1.011 1.495 2.014

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.644 -0.435 0.100
0.03-0.10 Gyr -1.823 -0.279 0.646
0.10-0.33 Gyr -2.227 -0.609 0.230
0.33-1.10 Gyr -2.531 -0.745 -0.026
1.10-3.63 Gyr -2.429 -0.527 -0.019
3.63-12.01 Gyr -1.564 -0.230 0.113
12.01-13.34 Gyr -1.016 0.048 0.943

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.162 10.327 10.509
{\rm log}_{10}({\rm SFR}) -0.631 0.236 0.847
{\rm log}_{10}({\rm sSFR}) -11.003 -10.172 -9.420
{\rm stellar\ age} 5.989 7.739 11.418

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.943 -0.532 -0.270
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.541 -0.638 0.293

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.122 0.283 0.489
\delta -0.750 -0.291 0.203
\tau_1/\tau_2 0.452 0.914 1.353
Q_{PAH} 0.355 1.077 2.778
U_{min} 2.661 7.610 14.495
{\rm log}_{10}(\gamma_e)\, -3.506 -2.702 -1.689

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.311 -1.875 -1.553
{\rm log}_{10}(\tau_{AGN})\, 0.995 1.350 1.706

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.709 -0.250 0.177
0.03-0.10 Gyr -1.090 0.313 0.983
0.10-0.33 Gyr -2.002 -0.182 0.582
0.33-1.10 Gyr -2.247 -0.302 0.290
1.10-3.63 Gyr -1.707 -0.021 0.443
3.63-12.01 Gyr -0.531 0.303 0.586
12.01-13.34 Gyr -0.294 0.574 1.508