2021kwg results

Information

Transient
Name:SN2021kwg
Right ascension: 23h52m23.55s
Declination:28d46m22.47s
Discovery Date:May 2, 2021, 11:50 a.m.
Classification:SN Ic
Redshift:0.022549
MW E(B-V):
Host
Name:NGC7775
Right ascension: 23h52m24.46s
Declination:28d46m21.50s
Redshift:0.021935
Photometric Redshift:None
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 20.3
Transient MWEBV processed 0.06
Host match processed 4.66
Host information processed 0.22
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 6.17
Validate global photometry processed 14.67
Global host SED inference processed 417.66
Local aperture photometry processed 5.8
Validate local photometry processed 0.02
Local host SED inference processed 483.5
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h52m23.55s, 28d46m22.47s
semi major axis, semi minor axis (arcsec):4.51, 4.51
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 243.11 6.34 17.935 0.028 AB
SDSS_g 476.11 9.78 17.206 0.022 AB
DES_g 632.56 1.6 16.897 0.003 AB
PanSTARRS_g 608.09 1.38 16.940 0.002 AB
SDSS_r 605.94 12.72 16.944 0.023 AB
PanSTARRS_r 867.07 1.88 16.555 0.002 AB
DES_r 896.16 2.23 16.519 0.003 AB
SDSS_i 704.42 15.77 16.780 0.024 AB
PanSTARRS_i 929.82 1.7 16.479 0.002 AB
PanSTARRS_z 1115.98 3.38 16.281 0.003 AB
SDSS_z 847.23 23.24 16.580 0.030 AB
DES_z 1163.7 6.65 16.235 0.006 AB
PanSTARRS_y 1234.68 9.62 16.171 0.008 AB
2MASS_J 1431.52 106.57 15.116 0.081 Vega
2MASS_H 1534.04 177.03 14.568 0.125 Vega
2MASS_K 1274.92 181.67 14.298 0.155 Vega

Aperture details

RA, DEC (J2000):23h52m24.32s, 28d46m21.98s
semi major axis, semi minor axis (arcsec):39.27, 28.53
angle (degrees, anti-clockwise from east):-150.7
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 1848.68 27.43 15.733 0.016 AB
PanSTARRS_g 10641.34 9.54 13.833 0.001 AB
PanSTARRS_r 16528.54 13.43 13.354 0.001 AB
PanSTARRS_i 18380.97 12.31 13.239 0.001 AB
PanSTARRS_z 22362.75 24.51 13.026 0.001 AB
PanSTARRS_y 24590.37 69.07 12.923 0.003 AB
2MASS_J 29631.63 790.1 11.826 0.029 Vega
2MASS_H 33410.07 1315.56 11.223 0.043 Vega
2MASS_K 30778.29 1350.62 10.842 0.048 Vega
WISE_W1 18848.13 111.55 10.513 0.006 Vega
WISE_W2 12520.4 125.52 10.317 0.011 Vega
WISE_W4 151252.05 5813.67 4.331 0.042 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.895 9.140 9.293
{\rm log}_{10}({\rm SFR}) -0.534 -0.136 0.271
{\rm log}_{10}({\rm sSFR}) -9.768 -9.299 -8.682
{\rm stellar\ age} 4.767 7.043 8.495

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.730 -0.161 0.028
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.683 -1.495 -1.179

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.145 0.357 0.738
\delta -0.494 -0.057 0.259
\tau_1/\tau_2 0.599 0.961 1.335
Q_{PAH} 0.347 1.910 3.611
U_{min} 3.129 9.060 16.268
{\rm log}_{10}(\gamma_e)\, -2.934 -1.671 -1.095

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.406 -2.860 -1.161
{\rm log}_{10}(\tau_{AGN})\, 0.977 1.453 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.514 -0.316 -0.082
0.03-0.10 Gyr -0.544 -0.073 0.373
0.10-0.33 Gyr -1.850 -1.025 -0.552
0.33-1.10 Gyr -2.048 -1.182 -0.842
1.10-3.65 Gyr -1.889 -1.068 -0.716
3.65-12.12 Gyr -1.412 -0.821 -0.582
12.12-13.46 Gyr -1.624 -0.814 -0.224

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.382 10.501 10.582
{\rm log}_{10}({\rm SFR}) 0.648 0.953 1.240
{\rm log}_{10}({\rm sSFR}) -9.854 -9.524 -9.220
{\rm stellar\ age} 5.201 6.790 8.006

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.688 -0.328 -0.134
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.931 -1.765 -1.477

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.236 0.418 0.660
\delta -0.128 0.122 0.289
\tau_1/\tau_2 0.690 1.056 1.422
Q_{PAH} 0.794 1.697 3.348
U_{min} 2.761 7.415 14.008
{\rm log}_{10}(\gamma_e)\, -2.971 -2.035 -1.484

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.109 -2.215 -1.658
{\rm log}_{10}(\tau_{AGN})\, 1.065 1.599 1.991

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.520 0.753 0.975
0.03-0.10 Gyr 0.621 1.027 1.341
0.10-0.33 Gyr 0.252 0.703 1.064
0.33-1.10 Gyr -0.016 0.459 0.745
1.10-3.65 Gyr 0.152 0.496 0.737
3.65-12.12 Gyr 0.240 0.550 0.708
12.12-13.46 Gyr 0.020 0.584 1.028