2021twb results

Information

Transient
Name:SN2021twb
Right ascension: 0h47m07.79s
Declination:-25d39m43.16s
Discovery Date:July 20, 2021, 12:47 p.m.
Classification:SN Ia
Redshift:0.065000
MW E(B-V):0.015
Host
Name:2021twb
Right ascension: 0h47m07.66s
Declination:-25d39m38.29s
Redshift:0.060900
Photometric Redshift:0.072
 

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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 8.07
Transient MWEBV processed 0.04
Host match processed 1.94
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.17
Validate global photometry processed 15.69
Global host SED inference processed 471.73
Local aperture photometry processed 5.84
Validate local photometry processed 0.02
Local host SED inference processed 464.7
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h47m07.79s, -25d39m43.16s
semi major axis, semi minor axis (arcsec):1.7, 1.7
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 23.4 0.17 20.477 0.008 AB
PanSTARRS_g 19.75 0.5 20.661 0.027 AB
PanSTARRS_r 32.9 0.61 20.107 0.020 AB
DES_r 40.34 0.25 19.886 0.007 AB
PanSTARRS_i 43.37 0.59 19.807 0.015 AB
PanSTARRS_z 52.26 1.54 19.605 0.032 AB
DES_z 58.89 0.97 19.475 0.018 AB
PanSTARRS_y 59.5 3.21 19.464 0.059 AB

Aperture details

RA, DEC (J2000):0h47m07.66s, -25d39m38.46s
semi major axis, semi minor axis (arcsec):13.52, 11.5
angle (degrees, anti-clockwise from east):-154.37
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 43.27 1.23 19.810 0.031 AB
GALEX_NUV 60.19 0.44 19.451 0.008 AB
DES_g 528.39 0.95 17.093 0.002 AB
PanSTARRS_g 502.66 3.61 17.147 0.008 AB
PanSTARRS_r 818.89 4.39 16.617 0.006 AB
DES_r 945.76 1.35 16.461 0.002 AB
PanSTARRS_i 1150.88 4.24 16.247 0.004 AB
PanSTARRS_z 1324.84 11.03 16.095 0.009 AB
DES_z 1412.33 5.11 16.025 0.004 AB
PanSTARRS_y 1610.09 23.64 15.883 0.016 AB
2MASS_J 1849.3 287.31 14.838 0.169 Vega
2MASS_H 2177.81 467.64 14.187 0.233 Vega
2MASS_K 1504.47 480.72 14.119 0.347 Vega
WISE_W1 796.89 21.38 13.947 0.029 Vega
WISE_W2 466.34 29.2 13.889 0.068 Vega
WISE_W3 994.62 124.91 11.232 0.136 Vega
WISE_W4 -316.31 590.04 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.529 8.777 8.884
{\rm log}_{10}({\rm SFR}) -1.944 -1.229 -0.347
{\rm log}_{10}({\rm sSFR}) -10.736 -9.997 -8.934
{\rm stellar\ age} 3.089 6.132 7.427

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.041 -0.478 -0.142
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.673 -0.702 0.236

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.137 0.422 0.871
\delta -0.776 -0.441 -0.051
\tau_1/\tau_2 0.649 1.007 1.364
Q_{PAH} 0.793 2.700 5.296
U_{min} 3.089 8.197 15.288
{\rm log}_{10}(\gamma_e)\, -3.027 -1.906 -0.742

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.957 -0.429 0.128
{\rm log}_{10}(\tau_{AGN})\, 1.098 1.497 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.062 -1.514 -1.034
0.03-0.10 Gyr -2.068 -1.200 -0.215
0.10-0.33 Gyr -2.021 -1.228 -0.606
0.33-1.08 Gyr -1.945 -1.194 -0.820
1.08-3.55 Gyr -1.901 -1.144 -0.909
3.55-11.65 Gyr -2.079 -1.201 -0.987
11.65-12.95 Gyr -2.129 -1.231 -0.720

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.269 10.313 10.383
{\rm log}_{10}({\rm SFR}) -0.304 -0.066 0.186
{\rm log}_{10}({\rm sSFR}) -10.638 -10.397 -10.152
{\rm stellar\ age} 7.367 8.142 10.556

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.630 -0.473 -0.359
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.002 0.245 0.410

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.068 0.107 0.181
\delta -0.875 -0.614 -0.278
\tau_1/\tau_2 0.767 1.162 1.522
Q_{PAH} 0.283 1.245 4.021
U_{min} 2.434 7.389 15.073
{\rm log}_{10}(\gamma_e)\, -2.706 -1.342 -0.544

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.563 -3.783 -2.757
{\rm log}_{10}(\tau_{AGN})\, 1.101 1.597 1.967

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.573 -0.348 -0.170
0.03-0.10 Gyr -0.301 0.018 0.314
0.10-0.33 Gyr -0.395 -0.045 0.208
0.33-1.08 Gyr -0.806 -0.307 -0.026
1.08-3.55 Gyr -0.846 -0.226 0.130
3.55-11.65 Gyr 0.119 0.460 0.559
11.65-12.95 Gyr 0.253 0.736 1.362