2020ytj

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Information

Transient

Name: 2020ytj
Right ascension: 23h04m04.41s
Declination: 20d17m05.10s
Discovery Date: None
Classification: Ia
Redshift: 0.061877
MW E(B-V): 0.121

Host

Name: 2020ytj
Right ascension: 23h04m04.45s
Declination: 20d17m06.68s
Redshift: 0.050678
Photometric Redshift: 0.080
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.38
Cutout download processed 19.32
Global aperture construction processed 2.31
Local aperture photometry processed 8.15
Global aperture photometry processed 7.34
Validate local photometry processed 0.03
Validate global photometry processed 23.67
Host information processed 0.1
Global host SED inference processed 501.79
Local host SED inference processed 511.14
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.07
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) = 23h04m04.41s, 20d17m05.10s
semi major axis, semi minor axis (arcsec) = 2.02, 2.02
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 40.16 2.39 19.890 0.065 AB
SDSS_g 186.35 3.61 18.224 0.021 AB
DES_g 203.42 0.61 18.129 0.003 AB
PanSTARRS_g 177.52 0.63 18.277 0.004 AB
SDSS_r 389.3 5.21 17.424 0.015 AB
PanSTARRS_r 386.48 0.7 17.432 0.002 AB
DES_r 417.43 1.22 17.349 0.003 AB
SDSS_i 548.8 6.35 17.051 0.013 AB
PanSTARRS_i 566.27 0.98 17.017 0.002 AB
PanSTARRS_z 689.49 1.63 16.804 0.003 AB
SDSS_z 731.69 9.14 16.739 0.014 AB
DES_z 745.03 4.37 16.720 0.006 AB
PanSTARRS_y 773.9 3.7 16.678 0.005 AB

Aperture details

RA, DEC (J2000) = 23h04m04.44s, 20d17m06.80s
semi major axis, semi minor axis (arcsec) = 5.2, 4.16
angle (degrees, anti-clockwise from east) = -152.09

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.5 1.79 22.049 0.354 AB
GALEX_NUV 9.71 1.85 21.432 0.207 AB
SDSS_u 92.6 4.95 18.983 0.058 AB
SDSS_g 374.74 5.27 17.466 0.015 AB
DES_g 397.24 0.88 17.402 0.002 AB
PanSTARRS_g 394.25 1.36 17.411 0.004 AB
SDSS_r 782.64 7.58 16.666 0.011 AB
PanSTARRS_r 785.49 1.37 16.662 0.002 AB
DES_r 827.77 1.74 16.605 0.002 AB
SDSS_i 1109.3 9.61 16.287 0.009 AB
PanSTARRS_i 1125.66 2.01 16.271 0.002 AB
PanSTARRS_z 1349.04 3.39 16.075 0.003 AB
SDSS_z 1467.44 16.71 15.984 0.012 AB
DES_z 1438.74 6.11 16.005 0.005 AB
PanSTARRS_y 1625.2 7.89 15.873 0.005 AB
2MASS_J 2316.92 128.52 14.593 0.060 Vega
2MASS_H 2413.05 184.86 14.076 0.083 Vega
2MASS_K 2257.97 238.29 13.678 0.115 Vega
WISE_W1 987.44 21.16 13.715 0.023 Vega
WISE_W2 548.42 25.25 13.713 0.050 Vega
WISE_W3 19.37 95.44 15.508 5.351 Vega
WISE_W4 183.22 569.65 11.623 3.376 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})\, 9.897 10.008 10.135
{\rm log}_{10}({\rm SFR}) -3.133 -1.333 -0.358
{\rm log}_{10}({\rm sSFR}) -13.396 -11.365 -10.236
{\rm stellar\ age} 7.055 8.073 11.789

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.673 -1.256 -0.917
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.829 -1.005 0.193

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.283 0.464 0.660
\delta -0.750 -0.381 0.133
\tau_1/\tau_2 0.578 0.997 1.367
Q_{PAH} 0.715 2.311 4.663
U_{min} 3.113 8.615 16.453
{\rm log}_{10}(\gamma_e)\, -3.181 -1.889 -0.704

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.803 -1.916 -0.935
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.415 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.586 -1.527 -0.774
0.03-0.10 Gyr -4.049 -1.404 -0.263
0.10-0.33 Gyr -3.875 -1.243 -0.173
0.33-1.08 Gyr -3.793 -1.183 -0.335
1.08-3.57 Gyr -3.095 -0.839 -0.091
3.57-11.77 Gyr -0.885 0.084 0.287
11.77-13.08 Gyr -0.652 0.327 1.218

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.230 10.292 10.394
{\rm log}_{10}({\rm SFR}) -1.585 -1.052 -0.520
{\rm log}_{10}({\rm sSFR}) -11.895 -11.338 -10.743
{\rm stellar\ age} 7.493 8.151 11.189

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.336 -1.002 -0.783
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.180 0.051 0.372

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.185 0.305 0.434
\delta -0.521 -0.070 0.182
\tau_1/\tau_2 0.609 0.970 1.339
Q_{PAH} 1.266 3.097 5.182
U_{min} 2.592 8.144 15.833
{\rm log}_{10}(\gamma_e)\, -2.857 -1.503 -0.623

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.363 -3.427 -2.383
{\rm log}_{10}(\tau_{AGN})\, 1.092 1.595 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.214 -1.131 -0.738
0.03-0.10 Gyr -2.033 -1.069 -0.418
0.10-0.33 Gyr -2.025 -0.912 -0.253
0.33-1.08 Gyr -2.648 -0.939 -0.329
1.08-3.57 Gyr -2.036 -0.461 0.120
3.57-11.77 Gyr -0.054 0.461 0.578
11.77-13.08 Gyr -0.089 0.614 1.414