1997aa results

Information

Transient
Name:SN1997aa
Right ascension: 4h51m53.60s
Declination:-4d57m36.00s
Discovery Date:March 1, 1997, midnight
Classification:SN II
Redshift:None
MW E(B-V):
Host
Name:J045155.23-045708.34
Right ascension: 4h51m55.23s
Declination:-4d57m08.34s
Redshift:None
Photometric Redshift:0.009
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 19.25
Transient MWEBV processed 0.05
Host match processed 5.35
Host information processed 0.19
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 6.75
Validate global photometry processed 18.69
Global host SED inference processed 504.8
Local aperture photometry processed 6.31
Validate local photometry processed 0.03
Local host SED inference processed 443.8
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h51m53.60s, -4d57m36.00s
semi major axis, semi minor axis (arcsec):10.99, 10.99
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 98.34 8.79 18.918 0.097 AB
SDSS_g 95.16 4.17 18.954 0.048 AB
DES_g 124.07 1.06 18.666 0.009 AB
PanSTARRS_g 88.84 3.29 19.028 0.040 AB
SDSS_r 126.69 6.28 18.643 0.054 AB
PanSTARRS_r 103.56 3.15 18.862 0.033 AB
DES_r 162.8 1.89 18.371 0.013 AB
SDSS_i 111.23 9.03 18.784 0.088 AB
PanSTARRS_i 130.71 4.73 18.609 0.039 AB
PanSTARRS_z 138.82 8.05 18.544 0.063 AB
SDSS_z 176.93 31.63 18.281 0.194 AB
DES_z 197.67 4.22 18.160 0.023 AB
PanSTARRS_y 109.49 16.36 18.802 0.162 AB
2MASS_J 169.24 232.52 17.434 1.492 Vega
2MASS_H 137.93 330.83 17.183 2.604 Vega
2MASS_K -161.57 479.03 Vega
WISE_W1 35.94 37.16 17.312 1.123 Vega
WISE_W2 -12.07 31.27 Vega
WISE_W3 137.32 114.29 13.382 0.904 Vega

Aperture details

RA, DEC (J2000):4h51m55.09s, -4d57m06.98s
semi major axis, semi minor axis (arcsec):41.17, 29.95
angle (degrees, anti-clockwise from east):-16.59
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 2020.82 29.13 15.636 0.016 AB
SDSS_i 9466.75 37.22 13.959 0.004 AB
SDSS_z 9906.35 104.17 13.910 0.011 AB
DES_z 11200.55 24.03 13.777 0.002 AB
2MASS_J 11066.03 745.62 12.895 0.073 Vega
2MASS_H 11612.5 1060.1 12.370 0.099 Vega
WISE_W2 3275.4 137.67 11.773 0.046 Vega
WISE_W3 9382.31 488.28 8.795 0.057 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 6.837 7.303 7.553
{\rm log}_{10}({\rm SFR}) -2.054 -1.515 -1.147
{\rm log}_{10}({\rm sSFR}) -9.534 -8.798 -7.940
{\rm stellar\ age} 0.255 4.612 7.171

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.304 -0.435 0.026
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.575 -1.250 -0.868

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.219 0.479 1.013
\delta -0.394 0.026 0.254
\tau_1/\tau_2 0.753 1.110 1.502
Q_{PAH} 0.699 2.491 5.263
U_{min} 2.992 8.312 15.962
{\rm log}_{10}(\gamma_e)\, -3.007 -1.854 -0.593

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.853 -0.779 -0.106
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.480 1.856

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.051 -1.736 -1.444
0.03-0.10 Gyr -2.144 -1.470 -1.032
0.10-0.33 Gyr -4.175 -2.396 -1.797
0.33-1.10 Gyr -5.242 -2.807 -2.257
1.10-3.65 Gyr -5.487 -2.950 -2.405
3.65-12.09 Gyr -5.626 -2.966 -2.403
12.09-13.44 Gyr -5.357 -3.006 -2.227

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.090 9.290 9.459
{\rm log}_{10}({\rm SFR}) -1.319 -0.738 -0.344
{\rm log}_{10}({\rm sSFR}) -10.676 -10.095 -9.652
{\rm stellar\ age} 3.138 6.378 8.276

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.239 -0.808 -0.403
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.681 -0.499 0.175

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.082 0.183 0.354
\delta -0.690 -0.172 0.236
\tau_1/\tau_2 0.516 0.892 1.277
Q_{PAH} 0.451 1.222 3.274
U_{min} 2.637 7.231 14.118
{\rm log}_{10}(\gamma_e)\, -3.457 -2.589 -1.612

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.328 -3.331 -2.294
{\rm log}_{10}(\tau_{AGN})\, 0.987 1.467 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.477 -0.889 -0.605
0.03-0.10 Gyr -1.612 -0.706 -0.256
0.10-0.33 Gyr -1.217 -0.544 -0.029
0.33-1.10 Gyr -1.262 -0.631 -0.169
1.10-3.65 Gyr -1.299 -0.717 -0.414
3.65-12.09 Gyr -1.512 -0.720 -0.402
12.09-13.44 Gyr -1.712 -0.718 -0.098