2020wtw results

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
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.83
Transient MWEBV processed 0.05
Host match processed 2.81
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.03
Validate global photometry processed 16.49
Global host SED inference processed 407.0
Local aperture photometry processed 5.27
Validate local photometry processed 0.02
Local host SED inference processed 479.72
 

Imaging data


 

Spectral Energy Distribution



 

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
 

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