2020knv

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Information

Transient

Name: 2020knv
Right ascension: 9h22m46.43s
Declination: 32d21m15.90s
Discovery Date: None
Classification: None
Redshift: 0.153000
MW E(B-V): 0.017

Host

Name: 2020knv
Right ascension: 9h22m48.68s
Declination: 32d21m15.68s
Redshift: None
Photometric Redshift: 0.540
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.89
Cutout download processed 20.39
Global aperture construction processed 1.65
Local aperture photometry processed 6.54
Global aperture photometry processed 9.07
Validate local photometry no valid phot 0.2
Validate global photometry processed 17.53
Host information processed 0.09
Global host SED inference processed 436.59
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.06
Log transient processing status blocked 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) = 9h22m46.43s, 32d21m15.90s
semi major axis, semi minor axis (arcsec) = 0.75, 0.75
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 9h22m48.66s, 32d21m15.75s
semi major axis, semi minor axis (arcsec) = 2.25, 1.84
angle (degrees, anti-clockwise from east) = -82.34

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.52 0.86 23.446 0.616 AB
GALEX_NUV 2.0 1.01 23.147 0.550 AB
SDSS_u 2.49 1.94 22.908 0.846 AB
SDSS_g 1.84 0.7 23.237 0.416 AB
DES_g 2.74 0.16 22.807 0.064 AB
PanSTARRS_g 1.85 0.37 23.231 0.214 AB
SDSS_r 8.68 1.14 21.554 0.143 AB
PanSTARRS_r 10.5 0.5 21.347 0.052 AB
DES_r 12.15 0.49 21.188 0.043 AB
SDSS_i 15.91 1.87 20.896 0.128 AB
PanSTARRS_i 18.03 0.55 20.760 0.033 AB
PanSTARRS_z 25.63 1.14 20.378 0.048 AB
SDSS_z 12.55 5.61 21.153 0.485 AB
DES_z 22.27 0.91 20.531 0.044 AB
PanSTARRS_y 24.08 2.93 20.446 0.132 AB
2MASS_J 38.98 72.15 19.028 2.010 Vega
2MASS_H 48.93 109.95 18.308 2.440 Vega
2MASS_K -122.99 136.33 Vega
WISE_W1 63.64 7.44 16.692 0.127 Vega
WISE_W2 39.97 12.62 16.557 0.343 Vega
WISE_W3 68.86 59.44 14.131 0.937 Vega
WISE_W4 68.55 430.32 12.690 6.815 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.717 9.861 10.009
{\rm log}_{10}({\rm SFR}) -0.631 -0.183 0.144
{\rm log}_{10}({\rm sSFR}) -10.581 -10.036 -9.630
{\rm stellar\ age} 6.308 7.383 10.822

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.309 -0.762 -0.303
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.044 -0.665 -0.337

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.525 1.809 2.101
\delta -0.179 -0.060 0.072
\tau_1/\tau_2 0.351 0.638 0.958
Q_{PAH} 0.924 2.371 4.318
U_{min} 3.103 8.681 16.655
{\rm log}_{10}(\gamma_e)\, -2.987 -2.006 -1.044

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.008 -2.679 -1.484
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.441 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.215 0.178 0.481
0.03-0.10 Gyr -2.811 -0.770 -0.084
0.10-0.32 Gyr -3.681 -0.976 -0.312
0.32-1.03 Gyr -4.107 -1.118 -0.412
1.03-3.31 Gyr -2.570 -0.685 -0.158
3.31-10.64 Gyr -1.073 -0.069 0.152
10.64-11.83 Gyr -0.461 0.300 1.096