2020dow

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Information

Transient

Name: 2020dow
Right ascension: 9h11m56.02s
Declination: 27d54m01.73s
Discovery Date: None
Classification: SNIa-norm
Redshift: 0.051000
MW E(B-V): 0.024

Host

Name: 2020dow
Right ascension: 9h11m56.06s
Declination: 27d53m57.54s
Redshift: 0.047433
Photometric Redshift: 0.051
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.07
Cutout download processed 18.61
Global aperture construction processed 0.7
Local aperture photometry processed 7.4
Global aperture photometry processed 7.51
Validate local photometry processed 0.15
Validate global photometry processed 25.8
Host information processed 0.1
Global host SED inference processed 368.72
Local host SED inference processed 572.38
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 9h11m56.02s, 27d54m01.73s
semi major axis, semi minor axis (arcsec) = 2.15, 2.15
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 23.74 2.33 20.461 0.107 AB
SDSS_g 92.21 2.58 18.988 0.030 AB
DES_g 92.73 0.45 18.982 0.005 AB
PanSTARRS_g 99.14 0.49 18.909 0.005 AB
SDSS_r 172.27 3.55 18.309 0.022 AB
PanSTARRS_r 181.65 0.59 18.252 0.004 AB
DES_r 186.03 1.23 18.226 0.007 AB
SDSS_i 238.84 4.28 17.955 0.019 AB
PanSTARRS_i 242.31 0.67 17.939 0.003 AB
PanSTARRS_z 291.28 1.49 17.739 0.006 AB
SDSS_z 297.61 8.11 17.716 0.030 AB
DES_z 296.96 3.0 17.718 0.011 AB
PanSTARRS_y 347.63 3.18 17.547 0.010 AB

Aperture details

RA, DEC (J2000) = 9h11m56.05s, 27d53m57.40s
semi major axis, semi minor axis (arcsec) = 14.63, 5.92
angle (degrees, anti-clockwise from east) = -37.46

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 73.7 6.03 19.231 0.089 AB
GALEX_NUV 121.84 4.85 18.686 0.043 AB
SDSS_u 300.21 10.01 17.706 0.036 AB
SDSS_g 948.5 8.52 16.457 0.010 AB
DES_g 996.72 1.49 16.404 0.002 AB
PanSTARRS_g 981.84 2.03 16.420 0.002 AB
SDSS_r 1658.05 11.43 15.851 0.007 AB
PanSTARRS_r 1714.07 2.44 15.815 0.002 AB
DES_r 1830.36 3.93 15.744 0.002 AB
SDSS_i 2296.78 14.01 15.497 0.007 AB
PanSTARRS_i 2266.96 2.74 15.511 0.001 AB
PanSTARRS_z 2687.41 6.1 15.327 0.002 AB
SDSS_z 2938.27 32.52 15.230 0.012 AB
DES_z 2913.14 9.55 15.239 0.004 AB
PanSTARRS_y 3259.23 13.25 15.117 0.004 AB
2MASS_H 5152.29 315.04 13.252 0.066 Vega
WISE_W1 2706.47 44.15 12.620 0.018 Vega
WISE_W2 1882.95 61.41 12.374 0.035 Vega
WISE_W3 8903.51 168.6 8.852 0.021 Vega
WISE_W4 22394.93 1606.31 6.405 0.078 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})\, 9.464 9.569 9.680
{\rm log}_{10}({\rm SFR}) -1.838 -1.151 -0.640
{\rm log}_{10}({\rm sSFR}) -11.398 -10.721 -10.191
{\rm stellar\ age} 7.237 8.272 11.309

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.420 -0.969 -0.660
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.762 -0.313 0.346

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.257 0.562 0.901
\delta -0.504 -0.022 0.259
\tau_1/\tau_2 0.627 0.991 1.351
Q_{PAH} 0.838 2.650 5.474
U_{min} 2.821 8.049 15.091
{\rm log}_{10}(\gamma_e)\, -3.253 -2.162 -0.738

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.396 -1.389 -0.594
{\rm log}_{10}(\tau_{AGN})\, 0.885 1.299 1.808

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.082 -1.312 -0.795
0.03-0.10 Gyr -2.110 -1.154 -0.563
0.10-0.33 Gyr -2.385 -1.229 -0.650
0.33-1.09 Gyr -2.617 -1.333 -0.751
1.09-3.58 Gyr -2.505 -1.055 -0.474
3.58-11.81 Gyr -0.833 -0.343 -0.174
11.81-13.12 Gyr -0.623 -0.005 0.678

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.339 10.396 10.455
{\rm log}_{10}({\rm SFR}) 0.255 0.451 0.668
{\rm log}_{10}({\rm sSFR}) -10.147 -9.932 -9.710
{\rm stellar\ age} 5.972 6.885 7.879

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.676 -0.435 -0.247
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.108 0.296 0.411

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.454 0.639 0.833
\delta -0.031 0.086 0.193
\tau_1/\tau_2 0.713 0.993 1.311
Q_{PAH} 0.478 1.041 1.939
U_{min} 2.895 7.239 13.957
{\rm log}_{10}(\gamma_e)\, -2.770 -2.014 -1.556

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.156 -1.840 -1.546
{\rm log}_{10}(\tau_{AGN})\, 0.946 1.275 1.673

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.292 0.439 0.603
0.03-0.10 Gyr 0.202 0.464 0.721
0.10-0.33 Gyr 0.133 0.403 0.656
0.33-1.09 Gyr 0.040 0.304 0.500
1.09-3.58 Gyr 0.208 0.463 0.649
3.58-11.81 Gyr 0.314 0.494 0.608
11.81-13.12 Gyr 0.120 0.551 0.939