2020qsd

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Information

Transient

Name: SN2020qsd
Right ascension: 18h51m48.95s
Declination: 77d54m07.84s
Discovery Date: July 31, 2020, 7:29 a.m.
Classification: SN Ia
Redshift: 0.054000
MW E(B-V): 0.068

Host

Name:
Right ascension: 18h51m46.88s
Declination: 77d54m14.75s
Redshift: 0.052170
Photometric Redshift: 0.062
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 5.88
Cutout download processed 4.94
Global aperture construction processed 0.59
Local aperture photometry processed 3.44
Global aperture photometry processed 3.4
Validate local photometry processed 0.02
Validate global photometry processed 10.15
Host information processed 0.15
Global host SED inference processed 499.31
Local host SED inference processed 480.12
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

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) = 18h51m48.95s, 77d54m07.84s
semi major axis, semi minor axis (arcsec) = 1.97, 1.97
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 5.32 0.44 22.084 0.090 AB
PanSTARRS_r 10.52 0.6 21.345 0.062 AB
PanSTARRS_i 16.41 0.67 20.863 0.044 AB
PanSTARRS_z 21.48 1.51 20.570 0.076 AB

Aperture details

RA, DEC (J2000) = 18h51m46.78s, 77d54m14.87s
semi major axis, semi minor axis (arcsec) = 10.19, 9.05
angle (degrees, anti-clockwise from east) = -69.12

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.73 2.32 23.306 1.460 AB
PanSTARRS_g 895.15 2.21 16.520 0.003 AB
PanSTARRS_r 1842.87 3.0 15.736 0.002 AB
PanSTARRS_i 2843.65 3.32 15.265 0.001 AB
PanSTARRS_z 3602.31 7.53 15.009 0.002 AB
2MASS_J 5403.08 248.74 13.673 0.050 Vega
2MASS_H 7374.23 415.01 12.863 0.061 Vega
2MASS_K 6242.19 403.34 12.574 0.070 Vega
WISE_W1 2708.14 21.15 12.619 0.008 Vega
WISE_W2 1557.97 24.11 12.580 0.017 Vega
WISE_W3 580.64 58.22 11.816 0.109 Vega
WISE_W4 997.78 331.5 9.782 0.361 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})\, 8.387 8.589 8.772
{\rm log}_{10}({\rm SFR}) -2.004 -1.316 -0.836
{\rm log}_{10}({\rm sSFR}) -10.641 -9.934 -9.306
{\rm stellar\ age} 4.188 6.736 8.361

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.320 -0.549 -0.067
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.635 -0.783 0.158

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.815 1.387 1.936
\delta -0.102 0.106 0.299
\tau_1/\tau_2 0.628 0.966 1.323
Q_{PAH} 0.771 2.372 4.951
U_{min} 3.045 7.964 15.188
{\rm log}_{10}(\gamma_e)\, -3.003 -1.810 -0.735

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.164 -0.687 0.076
{\rm log}_{10}(\tau_{AGN})\, 1.179 1.557 1.965

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.280 -1.330 -0.799
0.03-0.10 Gyr -2.176 -1.420 -0.837
0.10-0.33 Gyr -2.330 -1.534 -0.982
0.33-1.08 Gyr -2.547 -1.554 -1.085
1.08-3.57 Gyr -2.431 -1.451 -1.123
3.57-11.75 Gyr -2.099 -1.370 -1.108
11.75-13.06 Gyr -2.240 -1.349 -0.744

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.711 10.793 10.886
{\rm log}_{10}({\rm SFR}) -4.444 -1.747 -0.632
{\rm log}_{10}({\rm sSFR}) -15.460 -12.640 -11.501
{\rm stellar\ age} 7.558 8.892 12.348

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.061 -0.749 -0.546
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.606 -0.749 0.122

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.248 0.444 0.644
\delta -0.586 -0.283 -0.057
\tau_1/\tau_2 0.489 0.918 1.388
Q_{PAH} 0.180 0.551 1.371
U_{min} 2.893 8.208 15.862
{\rm log}_{10}(\gamma_e)\, -3.651 -3.118 -1.879

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.460 -3.676 -2.825
{\rm log}_{10}(\tau_{AGN})\, 1.018 1.495 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.863 -2.587 -1.102
0.03-0.10 Gyr -5.192 -1.898 -0.538
0.10-0.33 Gyr -5.485 -2.097 -0.463
0.33-1.08 Gyr -4.743 -1.864 -0.355
1.08-3.57 Gyr -3.441 -0.900 0.524
3.57-11.75 Gyr -1.184 0.818 1.050
11.75-13.06 Gyr -0.052 1.378 2.016