2021hen results

Information

Transient
Name:SN2021hen
Right ascension: 13h07m43.89s
Declination:24d48m37.91s
Discovery Date:March 28, 2021, 8:07 a.m.
Classification:SN Ib
Redshift:0.021100
MW E(B-V):0.014
Host
Name:NGC4979
Right ascension: 13h07m42.78s
Declination:24d48m37.92s
Redshift:0.020242
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_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 1.67
Transient MWEBV processed 0.08
Host match processed 5.94
Host information processed 0.07
Host MWEBV processed 0.6
Global aperture construction processed 0.65
Global aperture photometry processed 7.53
Validate global photometry processed 18.78
Global host SED inference processed 436.31
Local aperture photometry processed 9.47
Validate local photometry processed 0.03
Local host SED inference processed 665.66
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h07m43.89s, 24d48m37.91s
semi major axis, semi minor axis (arcsec):4.88, 4.88
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 11.68 2.78 21.231 0.259 AB
SDSS_u 80.17 4.16 19.140 0.056 AB
SDSS_g 280.64 4.59 17.780 0.018 AB
DES_g 296.51 1.04 17.720 0.004 AB
PanSTARRS_g 262.89 1.99 17.851 0.008 AB
SDSS_r 502.19 6.37 17.148 0.014 AB
PanSTARRS_r 522.11 1.83 17.106 0.004 AB
DES_r 554.45 2.46 17.040 0.005 AB
SDSS_i 696.04 8.07 16.793 0.013 AB
PanSTARRS_i 673.58 2.83 16.829 0.005 AB
PanSTARRS_z 828.34 2.95 16.604 0.004 AB
SDSS_z 844.96 18.66 16.583 0.024 AB
DES_z 900.02 6.09 16.514 0.007 AB
PanSTARRS_y 870.04 7.9 16.551 0.010 AB
2MASS_J 884.41 88.91 15.638 0.109 Vega
2MASS_H 1287.15 141.29 14.758 0.119 Vega
2MASS_K 1413.02 153.69 14.187 0.118 Vega

Aperture details

RA, DEC (J2000):13h07m42.78s, 24d48m38.25s
semi major axis, semi minor axis (arcsec):38.64, 14.57
angle (degrees, anti-clockwise from east):-85.41
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 338.27 4.38 17.577 0.014 AB
DES_g 5484.86 4.66 14.552 0.001 AB
DES_r 10478.74 10.93 13.849 0.001 AB
PanSTARRS_z 15546.08 14.15 13.421 0.001 AB
SDSS_z 16006.1 89.38 13.389 0.006 AB
DES_z 17302.03 26.99 13.305 0.002 AB
2MASS_H 25150.09 692.14 11.531 0.030 Vega
WISE_W1 11165.06 72.14 11.081 0.007 Vega
WISE_W3 10806.21 474.39 8.642 0.048 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.219 9.308 9.415
{\rm log}_{10}({\rm SFR}) -1.991 -1.355 -0.866
{\rm log}_{10}({\rm sSFR}) -11.337 -10.676 -10.188
{\rm stellar\ age} 7.907 9.807 12.720

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.597 -1.063 -0.728
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.924 -1.443 0.304

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.183 0.553 0.893
\delta -0.473 -0.077 0.180
\tau_1/\tau_2 0.538 0.973 1.408
Q_{PAH} 0.278 1.286 3.921
U_{min} 2.744 8.181 15.494
{\rm log}_{10}(\gamma_e)\, -3.322 -1.884 -1.002

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.520 -1.364 -0.486
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.348 1.781

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.114 -1.375 -0.894
0.03-0.10 Gyr -2.354 -1.453 -0.838
0.10-0.33 Gyr -3.420 -1.801 -1.084
0.33-1.10 Gyr -4.417 -2.084 -1.210
1.10-3.66 Gyr -4.470 -2.168 -1.018
3.66-12.14 Gyr -2.452 -0.715 -0.495
12.14-13.49 Gyr -0.681 0.039 0.496

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.371 10.445 10.520
{\rm log}_{10}({\rm SFR}) -0.590 -0.266 0.016
{\rm log}_{10}({\rm sSFR}) -11.029 -10.704 -10.405
{\rm stellar\ age} 7.252 8.128 9.695

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.563 -0.382 -0.262
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.740 -1.385 -0.083

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.174 0.275 0.390
\delta -0.864 -0.582 -0.058
\tau_1/\tau_2 0.413 0.808 1.220
Q_{PAH} 0.278 0.764 1.622
U_{min} 2.344 6.320 12.200
{\rm log}_{10}(\gamma_e)\, -3.713 -3.135 -2.143

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.996 -2.381 -1.729
{\rm log}_{10}(\tau_{AGN})\, 0.912 1.198 1.704

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.400 -0.008 0.200
0.03-0.10 Gyr -1.165 -0.473 -0.013
0.10-0.33 Gyr -1.350 -0.558 -0.093
0.33-1.10 Gyr -1.134 -0.400 0.037
1.10-3.66 Gyr -0.700 0.105 0.474
3.66-12.14 Gyr 0.371 0.584 0.705
12.14-13.49 Gyr 0.262 0.721 1.247