2017byb results

Information

Transient
Name:2017byb
Right ascension: 8h23m58.68s
Declination:-6d53m54.21s
Discovery Date:None
Classification:SNIa
Redshift:0.021750
MW E(B-V):0.053
Host
Name:PGC023564
Right ascension: 8h23m58.70s
Declination:-6d53m42.15s
Redshift:0.020531
Photometric Redshift:None
 

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 17.7
Transient MWEBV processed 0.04
Host match processed 4.47
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 5.72
Validate global photometry processed 16.03
Global host SED inference processed 430.26
Local aperture photometry processed 5.55
Validate local photometry processed 0.02
Local host SED inference processed 477.11
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h23m58.68s, -6d53m54.21s
semi major axis, semi minor axis (arcsec):4.81, 4.81
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.51 3.01 21.455 0.344 AB
SDSS_u 13.89 4.14 21.043 0.324 AB
SDSS_g 64.57 2.77 19.375 0.047 AB
PanSTARRS_g 63.9 1.25 19.386 0.021 AB
SDSS_r 101.61 3.75 18.883 0.040 AB
PanSTARRS_r 109.34 1.32 18.803 0.013 AB
SDSS_i 134.56 5.37 18.578 0.043 AB
PanSTARRS_i 142.28 1.76 18.517 0.013 AB
PanSTARRS_z 172.48 3.1 18.308 0.019 AB
SDSS_z 187.64 17.71 18.217 0.102 AB
PanSTARRS_y 222.81 10.44 18.030 0.051 AB
2MASS_J 253.03 111.98 16.997 0.480 Vega
2MASS_H 323.86 155.72 16.257 0.522 Vega
2MASS_K 43.47 221.96 17.967 5.543 Vega

Aperture details

RA, DEC (J2000):8h23m58.70s, -6d53m41.75s
semi major axis, semi minor axis (arcsec):36.04, 15.77
angle (degrees, anti-clockwise from east):-118.67
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 206.63 14.03 18.112 0.074 AB
GALEX_NUV 228.34 10.29 18.004 0.049 AB
SDSS_u 860.52 21.06 16.563 0.027 AB
PanSTARRS_g 3681.92 6.24 14.985 0.002 AB
SDSS_r 6450.44 24.65 14.376 0.004 AB
PanSTARRS_r 6734.82 6.75 14.329 0.001 AB
SDSS_i 8921.31 32.87 14.024 0.004 AB
PanSTARRS_z 11438.52 15.39 13.754 0.001 AB
SDSS_z 11295.57 90.28 13.768 0.009 AB
2MASS_J 16153.04 560.41 12.484 0.038 Vega
2MASS_H 20486.14 778.16 11.754 0.041 Vega
2MASS_K 13439.13 1109.22 11.741 0.090 Vega
WISE_W1 8799.15 76.51 11.340 0.009 Vega
WISE_W2 5018.74 82.81 11.310 0.018 Vega
WISE_W3 11643.42 299.28 8.561 0.028 Vega
WISE_W4 11688.39 1982.21 7.111 0.184 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.542 8.670 8.785
{\rm log}_{10}({\rm SFR}) -1.811 -1.265 -0.872
{\rm log}_{10}({\rm sSFR}) -10.482 -9.962 -9.532
{\rm stellar\ age} 6.561 7.968 10.724

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.571 -0.983 -0.285
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.103 -0.381 0.089

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.338 1.003 1.345
\delta 0.103 0.280 0.363
\tau_1/\tau_2 0.673 1.047 1.418
Q_{PAH} 0.637 2.017 4.260
U_{min} 2.688 7.746 14.750
{\rm log}_{10}(\gamma_e)\, -3.397 -2.119 -0.658

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.998 -1.882 -0.544
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.540 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.801 -1.278 -0.996
0.03-0.10 Gyr -2.099 -1.298 -0.798
0.10-0.33 Gyr -2.635 -1.718 -1.140
0.33-1.10 Gyr -2.840 -1.894 -1.322
1.10-3.66 Gyr -2.646 -1.671 -1.243
3.66-12.14 Gyr -1.786 -1.284 -1.091
12.14-13.48 Gyr -1.631 -1.044 -0.338

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.370 10.419 10.499
{\rm log}_{10}({\rm SFR}) -0.727 -0.460 -0.228
{\rm log}_{10}({\rm sSFR}) -11.188 -10.887 -10.653
{\rm stellar\ age} 7.910 8.752 11.838

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.634 -0.445 -0.293
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.591 -0.868 0.041

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.166 0.268 0.404
\delta 0.036 0.229 0.345
\tau_1/\tau_2 0.440 0.858 1.291
Q_{PAH} 1.362 2.759 4.594
U_{min} 2.975 8.548 16.221
{\rm log}_{10}(\gamma_e)\, -3.015 -2.267 -1.664

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.269 -3.301 -2.392
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.560 1.965

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.553 -0.336 -0.126
0.03-0.10 Gyr -1.704 -0.599 -0.193
0.10-0.33 Gyr -2.143 -0.789 -0.351
0.33-1.10 Gyr -1.831 -0.738 -0.281
1.10-3.66 Gyr -1.536 -0.443 0.088
3.66-12.14 Gyr -0.041 0.557 0.660
12.14-13.48 Gyr 0.328 0.871 1.541