2020wtw

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Information

Transient

Name: SN2020wtw
Right ascension: 16h47m44.67s
Declination: 40d58m38.39s
Discovery Date: Oct. 15, 2020, 2:50 a.m.
Classification: SN Ia
Redshift: 0.039010
MW E(B-V): 0.015

Host

Name: 2020wtw
Right ascension: 16h47m44.28s
Declination: 40d58m37.80s
Redshift: 0.039006
Photometric Redshift: 0.057
 

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 2.81
Cutout download processed 15.83
Global aperture construction processed 0.63
Local aperture photometry processed 5.27
Global aperture photometry processed 6.03
Validate local photometry processed 0.02
Validate global photometry processed 16.49
Host information processed 0.09
Global host SED inference processed 407.0
Local host SED inference processed 479.72
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 16h47m44.67s, 40d58m38.39s
semi major axis, semi minor axis (arcsec) = 2.59, 2.59
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 28.99 2.13 20.245 0.080 AB
SDSS_g 77.05 2.38 19.183 0.034 AB
PanSTARRS_g 75.4 0.59 19.207 0.009 AB
SDSS_r 118.01 3.03 18.720 0.028 AB
PanSTARRS_r 118.18 0.79 18.719 0.007 AB
SDSS_i 151.82 3.68 18.447 0.026 AB
PanSTARRS_i 149.76 0.72 18.462 0.005 AB
PanSTARRS_z 165.99 1.38 18.350 0.009 AB
SDSS_z 183.63 7.29 18.240 0.043 AB
PanSTARRS_y 188.09 3.39 18.214 0.020 AB

Aperture details

RA, DEC (J2000) = 16h47m44.29s, 40d58m38.06s
semi major axis, semi minor axis (arcsec) = 10.99, 6.87
angle (degrees, anti-clockwise from east) = -142.46

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 64.2 7.53 19.381 0.127 AB
GALEX_NUV 97.83 1.47 18.924 0.016 AB
SDSS_u 296.47 7.08 17.720 0.026 AB
SDSS_g 750.19 7.5 16.712 0.011 AB
PanSTARRS_g 775.43 1.97 16.676 0.003 AB
SDSS_r 1180.85 9.67 16.220 0.009 AB
PanSTARRS_r 1257.3 2.63 16.151 0.002 AB
SDSS_i 1524.51 11.88 15.942 0.008 AB
PanSTARRS_i 1554.27 2.4 15.921 0.002 AB
PanSTARRS_z 1743.52 4.6 15.796 0.003 AB
SDSS_z 1851.73 24.26 15.731 0.014 AB
PanSTARRS_y 2002.97 11.35 15.646 0.006 AB
2MASS_J 2370.44 184.16 14.568 0.084 Vega
2MASS_H 3304.14 291.56 13.735 0.096 Vega
2MASS_K 2561.01 332.8 13.541 0.141 Vega
WISE_W1 1097.02 16.07 13.600 0.016 Vega
WISE_W2 675.57 18.22 13.487 0.029 Vega
WISE_W3 2632.54 87.19 10.175 0.036 Vega
WISE_W4 2755.04 552.54 8.680 0.218 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})\, 8.913 9.016 9.121
{\rm log}_{10}({\rm SFR}) -1.881 -1.199 -0.662
{\rm log}_{10}({\rm sSFR}) -10.898 -10.215 -9.627
{\rm stellar\ age} 5.945 7.442 9.239

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.684 -1.205 -0.675
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.622 -0.410 0.262

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.121 0.490 0.877
\delta -0.420 -0.042 0.276
\tau_1/\tau_2 0.699 1.050 1.411
Q_{PAH} 0.681 2.352 5.320
U_{min} 2.906 7.887 14.788
{\rm log}_{10}(\gamma_e)\, -3.355 -2.434 -1.085

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.812 -0.921 -0.345
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.383 1.869

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.297 -1.632 -1.183
0.03-0.10 Gyr -1.958 -1.118 -0.536
0.10-0.33 Gyr -1.915 -1.151 -0.620
0.33-1.09 Gyr -2.210 -1.324 -0.825
1.09-3.61 Gyr -2.045 -1.165 -0.815
3.61-11.91 Gyr -1.249 -0.891 -0.723
11.91-13.23 Gyr -1.404 -0.794 -0.158

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.857 9.937 10.042
{\rm log}_{10}({\rm SFR}) -0.217 0.082 0.398
{\rm log}_{10}({\rm sSFR}) -10.176 -9.859 -9.516
{\rm stellar\ age} 6.404 7.404 9.069

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.041 -0.692 -0.526
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.031 0.285 0.414

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.171 0.278 0.433
\delta -0.791 -0.503 -0.216
\tau_1/\tau_2 0.572 0.933 1.267
Q_{PAH} 0.716 1.592 2.775
U_{min} 2.742 7.382 14.718
{\rm log}_{10}(\gamma_e)\, -3.025 -2.298 -1.704

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.216 -3.131 -2.214
{\rm log}_{10}(\tau_{AGN})\, 1.058 1.537 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.825 -0.378 -0.172
0.03-0.10 Gyr -0.179 0.194 0.547
0.10-0.33 Gyr -0.712 -0.094 0.238
0.33-1.09 Gyr -0.971 -0.335 -0.049
1.09-3.61 Gyr -0.753 -0.194 0.052
3.61-11.91 Gyr -0.207 0.036 0.186
11.91-13.23 Gyr -0.395 0.139 0.747