2020afht

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Information

Transient

Name: AT2020afht
Right ascension: 11h48m43.54s
Declination: 22d07m08.90s
Discovery Date: Feb. 19, 2020, 9:34 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name: 2020afht
Right ascension: 11h48m43.64s
Declination: 22d06m52.05s
Redshift: None
Photometric Redshift: 0.196
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.37
Cutout download processed 21.04
Global aperture construction processed 0.61
Local aperture photometry processed 5.33
Global aperture photometry processed 5.56
Validate local photometry no valid phot 0.03
Validate global photometry processed 16.18
Host information processed 0.13
Global host SED inference processed 405.35
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
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) = 11h48m43.54s, 22d07m08.90s
semi major axis, semi minor axis (arcsec) = 0.62, 0.62
angle (degrees, anti-clockwise from east) = 0.0

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

Aperture details

RA, DEC (J2000) = 11h48m43.64s, 22d06m52.03s
semi major axis, semi minor axis (arcsec) = 4.04, 2.77
angle (degrees, anti-clockwise from east) = -100.22

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 2.2 1.49 23.045 0.738
GALEX_NUV 2.99 2.04 22.712 0.740
SDSS_u 5.91 2.67 21.970 0.491
SDSS_g 29.67 1.7 20.219 0.062
DES_g 31.06 0.37 20.170 0.013
PanSTARRS_g 34.23 0.77 20.064 0.024
SDSS_r 87.51 2.86 19.045 0.035
PanSTARRS_r 88.55 0.96 19.032 0.012
DES_r 90.41 0.91 19.009 0.011
SDSS_i 132.14 3.83 18.597 0.032
PanSTARRS_i 145.62 1.15 18.492 0.009
PanSTARRS_z 170.03 2.14 18.324 0.014
SDSS_z 221.54 9.42 18.036 0.046
DES_z 189.28 2.87 18.207 0.016
PanSTARRS_y 216.66 3.88 18.061 0.019
2MASS_J 397.16 93.33 16.508 0.255
2MASS_H 513.03 158.68 15.757 0.336
2MASS_K 520.43 155.62 15.271 0.325
WISE_W2 314.51 18.37 14.317 0.063
 

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})\, 10.473 10.593 10.684
{\rm log}_{10}({\rm SFR}) 0.385 0.766 1.081
{\rm log}_{10}({\rm sSFR}) -10.283 -9.838 -9.424
{\rm stellar\ age} 3.759 5.669 6.900

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.506 -0.142 0.069
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.407 -0.953 -0.089

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.631 0.965 1.317
\delta -0.659 -0.426 -0.193
\tau_1/\tau_2 0.568 0.914 1.247
Q_{PAH} 0.578 1.904 4.009
U_{min} 2.561 8.249 15.412
{\rm log}_{10}(\gamma_e)\, -3.382 -2.136 -1.193

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.337 -1.420 -0.815
{\rm log}_{10}(\tau_{AGN})\, 0.922 1.276 1.666

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.263 0.650 0.978
0.03-0.10 Gyr -0.711 0.269 0.878
0.10-0.32 Gyr -0.618 0.208 0.745
0.32-1.01 Gyr -0.133 0.465 0.919
1.01-3.21 Gyr -0.042 0.443 0.758
3.21-10.22 Gyr 0.021 0.475 0.671
10.22-11.36 Gyr -0.186 0.489 0.937