2007gy results

Information

Transient
Name:SN2007gy
Right ascension: 23h51m13.57s
Declination:11d25m18.91s
Discovery Date:Aug. 19, 2007, midnight
Classification:SN IIn
Redshift:None
MW E(B-V):0.068
Host
Name:J235113.36+112512.73
Right ascension: 23h51m13.36s
Declination:11d25m12.73s
Redshift:None
Photometric Redshift:0.020
 

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 17.87
Transient MWEBV processed 0.05
Host match processed 5.03
Host information processed 0.08
Host MWEBV processed 0.07
Global aperture construction processed 0.66
Global aperture photometry processed 6.84
Validate global photometry processed 18.3
Global host SED inference processed 445.92
Local aperture photometry processed 6.76
Validate local photometry processed 0.03
Local host SED inference processed 862.57
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h51m13.57s, 11d25m18.91s
semi major axis, semi minor axis (arcsec):4.83, 4.83
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 36.0 4.19 20.009 0.126 AB
SDSS_g 52.06 2.69 19.609 0.056 AB
DES_g 53.19 0.66 19.586 0.014 AB
PanSTARRS_g 51.69 1.27 19.617 0.027 AB
SDSS_r 67.6 3.72 19.325 0.060 AB
PanSTARRS_r 67.58 1.31 19.325 0.021 AB
DES_r 76.94 0.88 19.185 0.012 AB
SDSS_i 79.07 5.39 19.155 0.074 AB
PanSTARRS_i 80.21 1.63 19.139 0.022 AB
PanSTARRS_z 94.15 3.24 18.965 0.037 AB
SDSS_z 109.38 18.36 18.803 0.182 AB
DES_z 92.07 2.6 18.990 0.031 AB
PanSTARRS_y 68.89 7.72 19.305 0.122 AB
2MASS_J 198.05 119.95 17.263 0.658 Vega
2MASS_H 369.76 189.95 16.113 0.558 Vega
2MASS_K 312.7 201.52 15.824 0.700 Vega

Aperture details

RA, DEC (J2000):23h51m13.33s, 11d25m12.81s
semi major axis, semi minor axis (arcsec):8.99, 5.0
angle (degrees, anti-clockwise from east):-109.65
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 82.3 5.93 19.112 0.078 AB
SDSS_g 189.31 4.42 18.207 0.025 AB
DES_g 187.98 1.12 18.215 0.006 AB
PanSTARRS_g 192.03 1.77 18.192 0.010 AB
SDSS_r 273.01 5.95 17.810 0.024 AB
PanSTARRS_r 242.09 1.81 17.940 0.008 AB
DES_r 298.81 1.49 17.712 0.005 AB
SDSS_i 328.48 8.11 17.609 0.027 AB
PanSTARRS_i 326.48 2.24 17.615 0.007 AB
PanSTARRS_z 381.64 4.47 17.446 0.013 AB
SDSS_z 375.28 25.66 17.464 0.074 AB
DES_z 391.97 4.61 17.417 0.013 AB
PanSTARRS_y 377.52 10.63 17.458 0.031 AB
2MASS_J 699.88 180.3 15.893 0.280 Vega
2MASS_H 452.61 283.54 15.893 0.680 Vega
2MASS_K 492.06 302.73 15.332 0.668 Vega
WISE_W1 176.51 12.48 15.584 0.077 Vega
WISE_W2 96.61 16.86 15.598 0.189 Vega
WISE_W3 177.46 84.71 13.103 0.518 Vega
WISE_W4 71.15 511.92 12.650 7.812 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.705 7.967 8.130
{\rm log}_{10}({\rm SFR}) -2.123 -1.218 -0.464
{\rm log}_{10}({\rm sSFR}) -10.151 -9.204 -8.211
{\rm stellar\ age} 0.522 5.370 7.950

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.852 -1.492 -0.735
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.923 -1.677 -0.431

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.105 0.463 1.017
\delta -0.577 -0.189 0.120
\tau_1/\tau_2 0.542 1.022 1.512
Q_{PAH} 0.973 2.637 5.148
U_{min} 4.010 10.609 18.409
{\rm log}_{10}(\gamma_e)\, -3.256 -1.936 -0.585

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.485 -1.287 -0.246
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.439 1.885

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.458 -2.507 -1.811
0.03-0.10 Gyr -2.034 -1.068 -0.305
0.10-0.33 Gyr -3.057 -1.567 -0.953
0.33-1.10 Gyr -4.662 -2.243 -1.641
1.10-3.66 Gyr -5.197 -2.423 -1.808
3.66-12.14 Gyr -5.167 -2.456 -1.839
12.14-13.48 Gyr -5.198 -2.321 -1.267

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.521 8.674 8.795
{\rm log}_{10}({\rm SFR}) -1.460 -0.829 -0.350
{\rm log}_{10}({\rm sSFR}) -10.170 -9.486 -8.931
{\rm stellar\ age} 5.597 7.267 10.072

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.541 -1.220 -0.921
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.551 -0.814 0.035

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.132 0.250 0.387
\delta -0.867 -0.546 0.006
\tau_1/\tau_2 0.543 0.938 1.372
Q_{PAH} 0.540 1.656 3.822
U_{min} 2.947 8.606 16.091
{\rm log}_{10}(\gamma_e)\, -3.245 -1.879 -0.695

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.227 -3.061 -2.046
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.499 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.299 -2.916 -2.178
0.03-0.10 Gyr -1.316 -0.670 -0.189
0.10-0.33 Gyr -3.029 -1.300 -0.827
0.33-1.10 Gyr -3.763 -1.626 -1.198
1.10-3.66 Gyr -3.378 -1.512 -1.158
3.66-12.14 Gyr -2.090 -1.311 -1.091
12.14-13.48 Gyr -2.176 -1.192 -0.352