1991av results

Information

Transient
Name:SN1991av
Right ascension: 21h56m01.70s
Declination:0d59m53.99s
Discovery Date:Sept. 4, 1991, midnight
Classification:SN II
Redshift:None
MW E(B-V):0.046
Host
Name:1181427
Right ascension: 21h56m01.68s
Declination:0d59m52.91s
Redshift:None
Photometric Redshift:0.061
 

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_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.25
Transient MWEBV processed 0.05
Host match processed 4.18
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 6.59
Validate global photometry processed 20.75
Global host SED inference processed 461.36
Local aperture photometry processed 5.75
Validate local photometry processed 0.03
Local host SED inference processed 486.94
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h56m01.70s, 0d59m53.99s
semi major axis, semi minor axis (arcsec):1.69, 1.69
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 17.7 1.9 20.780 0.117 AB
SDSS_g 44.01 1.79 19.791 0.044 AB
DES_g 49.76 0.24 19.658 0.005 AB
PanSTARRS_g 54.37 0.4 19.562 0.008 AB
SDSS_r 76.61 2.39 19.189 0.034 AB
PanSTARRS_r 88.54 0.5 19.032 0.006 AB
DES_r 92.41 0.41 18.986 0.005 AB
SDSS_i 112.18 3.02 18.775 0.029 AB
PanSTARRS_i 123.95 0.39 18.667 0.003 AB
PanSTARRS_z 146.71 1.25 18.484 0.009 AB
SDSS_z 122.8 5.3 18.677 0.047 AB
DES_z 136.04 3.57 18.566 0.028 AB
PanSTARRS_y 140.29 3.96 18.532 0.031 AB

Aperture details

RA, DEC (J2000):21h56m01.78s, 0d59m52.89s
semi major axis, semi minor axis (arcsec):16.39, 11.6
angle (degrees, anti-clockwise from east):-163.51
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 91.59 1.09 18.995 0.013 AB
SDSS_u 245.17 13.82 17.926 0.061 AB
PanSTARRS_g 621.81 3.05 16.916 0.005 AB
SDSS_r 851.8 9.88 16.574 0.013 AB
DES_r 983.81 1.66 16.418 0.002 AB
SDSS_z 1194.84 37.97 16.207 0.035 AB
2MASS_H 2556.44 483.51 14.013 0.205 Vega
WISE_W1 794.79 29.64 13.950 0.040 Vega
WISE_W3 1733.61 160.57 10.629 0.101 Vega
WISE_W4 3105.98 985.9 8.550 0.345 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.338 9.434 9.540
{\rm log}_{10}({\rm SFR}) -2.013 -1.313 -0.710
{\rm log}_{10}({\rm sSFR}) -11.448 -10.714 -10.126
{\rm stellar\ age} 6.719 7.967 10.796

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.699 -1.266 -0.886
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.830 -1.477 -0.501

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.188 0.442 0.785
\delta -0.442 -0.038 0.247
\tau_1/\tau_2 0.631 1.013 1.384
Q_{PAH} 0.888 2.552 5.142
U_{min} 3.292 8.352 15.425
{\rm log}_{10}(\gamma_e)\, -3.222 -2.271 -0.675

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.048 -0.703 -0.208
{\rm log}_{10}(\tau_{AGN})\, 1.062 1.467 1.956

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.969 -1.349 -0.884
0.03-0.10 Gyr -2.364 -1.375 -0.629
0.10-0.33 Gyr -2.393 -1.331 -0.639
0.33-1.08 Gyr -2.400 -1.271 -0.657
1.08-3.54 Gyr -2.278 -1.009 -0.525
3.54-11.65 Gyr -0.952 -0.468 -0.304
11.65-12.94 Gyr -0.816 -0.171 0.534

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.934 10.028 10.141
{\rm log}_{10}({\rm SFR}) -0.079 0.214 0.479
{\rm log}_{10}({\rm sSFR}) -10.157 -9.828 -9.536
{\rm stellar\ age} 4.137 5.833 7.089

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.946 -0.464 -0.208
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.361 0.165 0.365

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.085 0.139 0.236
\delta -0.864 -0.585 -0.101
\tau_1/\tau_2 0.648 1.013 1.373
Q_{PAH} 0.558 1.499 3.549
U_{min} 2.355 6.654 13.362
{\rm log}_{10}(\gamma_e)\, -3.235 -2.285 -1.456

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.172 -2.779 -1.493
{\rm log}_{10}(\tau_{AGN})\, 0.960 1.399 1.858

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.338 0.006 0.243
0.03-0.10 Gyr -0.121 0.259 0.595
0.10-0.33 Gyr 0.103 0.436 0.687
0.33-1.08 Gyr -0.050 0.308 0.547
1.08-3.54 Gyr -0.091 0.189 0.393
3.54-11.65 Gyr -0.336 0.043 0.253
11.65-12.94 Gyr -0.599 0.020 0.479