2020thw

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Information

Transient

Name: AT2020thw
Right ascension: 16h53m39.67s
Declination: -15d49m01.75s
Discovery Date: Sept. 15, 2020, 6:43 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.667

Host

Name: 2020thw
Right ascension: 16h53m40.23s
Declination: -15d49m03.12s
Redshift: None
Photometric Redshift: 0.095
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.06
Cutout download processed 2.9
Global aperture construction processed 2.67
Local aperture photometry processed 3.44
Global aperture photometry processed 3.62
Validate local photometry processed 0.02
Validate global photometry processed 9.79
Host information processed 0.13
Global host SED inference processed 541.79
Local host SED inference processed 593.6
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.04
Log transient processing status processed None
 

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) = 16h53m39.67s, -15d49m01.75s
semi major axis, semi minor axis (arcsec) = 1.14, 1.14
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 2.65 0.4 22.843 0.162 AB
PanSTARRS_z 6.98 0.88 21.790 0.138 AB
PanSTARRS_y 0.07 2.1 26.747 31.392 AB

Aperture details

RA, DEC (J2000) = 16h53m40.23s, -15d49m02.97s
semi major axis, semi minor axis (arcsec) = 2.36, 1.76
angle (degrees, anti-clockwise from east) = -103.08

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 0.23 0.42 25.485 1.978 AB
PanSTARRS_r 2.76 0.59 22.798 0.234 AB
PanSTARRS_i 14.55 0.64 20.993 0.048 AB
PanSTARRS_z 29.86 1.4 20.212 0.051 AB
PanSTARRS_y 33.55 3.19 20.086 0.103 AB
2MASS_J 154.71 99.98 17.531 0.702 Vega
2MASS_H 81.21 147.56 17.758 1.973 Vega
2MASS_K 16.89 160.81 18.993 10.336 Vega
WISE_W1 21.51 30.04 17.869 1.516 Vega
WISE_W2 25.67 25.75 17.037 1.089 Vega
WISE_W3 -34.05 75.93 Vega
WISE_W4 258.66 466.57 11.248 1.958 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})\, 8.467 8.898 9.124
{\rm log}_{10}({\rm SFR}) -2.011 -0.720 -0.124
{\rm log}_{10}({\rm sSFR}) -10.918 -9.663 -8.782
{\rm stellar\ age} 1.071 6.143 8.055

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.777 -0.164 0.075
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.330 -0.534 0.149

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.988 1.581 2.200
\delta -0.138 0.095 0.279
\tau_1/\tau_2 0.621 1.050 1.492
Q_{PAH} 1.086 3.237 5.479
U_{min} 2.985 8.543 16.623
{\rm log}_{10}(\gamma_e)\, -3.138 -2.011 -0.804

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.767 -1.216 0.005
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.479 1.876

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.151 -0.860 -0.238
0.03-0.10 Gyr -1.917 -0.851 -0.094
0.10-0.33 Gyr -2.858 -1.474 -0.662
0.33-1.06 Gyr -3.880 -1.758 -1.079
1.06-3.46 Gyr -4.131 -1.642 -1.122
3.46-11.27 Gyr -3.515 -1.349 -0.993
11.27-12.52 Gyr -3.887 -1.409 -0.591

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.597 9.838 10.033
{\rm log}_{10}({\rm SFR}) -0.378 0.174 0.611
{\rm log}_{10}({\rm sSFR}) -10.305 -9.711 -9.130
{\rm stellar\ age} 4.275 6.923 8.582

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.820 -0.318 -0.027
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.301 -0.388 0.235

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.746 2.197 2.746
\delta -0.166 -0.016 0.171
\tau_1/\tau_2 0.586 0.985 1.385
Q_{PAH} 0.434 1.534 3.714
U_{min} 2.811 9.031 16.657
{\rm log}_{10}(\gamma_e)\, -3.516 -2.342 -1.193

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.254 -2.516 -0.980
{\rm log}_{10}(\tau_{AGN})\, 0.902 1.245 1.823

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.533 0.014 0.476
0.03-0.10 Gyr -1.064 -0.190 0.422
0.10-0.33 Gyr -2.119 -0.584 0.111
0.33-1.06 Gyr -2.372 -0.763 -0.157
1.06-3.46 Gyr -2.711 -0.756 -0.228
3.46-11.27 Gyr -1.408 -0.347 -0.068
11.27-12.52 Gyr -1.490 -0.222 0.465