2021zek

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Information

Transient

Name: SN2021zek
Right ascension: 18h56m25.54s
Declination: -16d10m55.81s
Discovery Date: Sept. 13, 2021, 4:03 a.m.
Classification: SN Ia
Redshift: 0.028000
MW E(B-V): 0.370

Host

Name: 2021zek
Right ascension: 18h56m25.74s
Declination: -16d11m06.22s
Redshift: None
Photometric Redshift: 0.044
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed None
Cutout download processed 2.32
Global aperture construction processed 1.19
Local aperture photometry processed 3.66
Global aperture photometry processed 3.73
Validate local photometry processed 0.02
Validate global photometry processed 11.62
Host information processed 0.08
Global host SED inference processed 498.31
Local host SED inference processed 795.29
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.06
Log transient processing status processed None
 

Cutout Download Report

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_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 18h56m25.54s, -16d10m55.81s
semi major axis, semi minor axis (arcsec) = 3.56, 3.56
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 51.84 1.01 19.613 0.021
PanSTARRS_r 116.07 1.42 18.738 0.013
PanSTARRS_i 174.82 1.98 18.294 0.012
PanSTARRS_z 230.83 3.78 17.992 0.018
PanSTARRS_y 206.75 8.74 18.111 0.046
2MASS_J 452.81 128.06 16.365 0.307
2MASS_H 198.35 177.98 16.789 0.974
2MASS_K 112.25 181.62 16.937 1.757

Aperture details

RA, DEC (J2000) = 18h56m25.72s, -16d11m06.07s
semi major axis, semi minor axis (arcsec) = 1.73, 1.06
angle (degrees, anti-clockwise from east) = -90.71

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
PanSTARRS_g 2.56 0.38 22.878 0.159
PanSTARRS_r 4.89 0.49 22.177 0.108
PanSTARRS_i 9.07 0.64 21.506 0.076
PanSTARRS_z 11.39 1.18 21.259 0.112
PanSTARRS_y 8.98 2.58 21.516 0.312
2MASS_J 80.27 106.48 18.244 1.440
2MASS_H -168.06 143.01
2MASS_K -140.72 151.1
WISE_W1 -160.86 100.8
WISE_W2 -89.28 59.56
WISE_W3 -125.72 85.74
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.943 9.034 9.130
{\rm log}_{10}({\rm SFR}) -2.704 -1.816 -1.226
{\rm log}_{10}({\rm sSFR}) -11.725 -10.803 -10.214
{\rm stellar\ age} 6.381 7.765 10.079

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.755 -1.435 -1.089
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.947 -1.793 -1.288

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.065 0.241 0.473
\delta -0.631 -0.190 0.191
\tau_1/\tau_2 0.768 1.135 1.507
Q_{PAH} 1.372 3.819 5.834
U_{min} 2.863 8.368 15.511
{\rm log}_{10}(\gamma_e)\, -3.246 -2.036 -0.477

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.397 -0.965 -0.369
{\rm log}_{10}(\tau_{AGN})\, 0.931 1.468 1.980

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.880 -1.965 -1.447
0.03-0.10 Gyr -2.980 -1.842 -1.127
0.10-0.33 Gyr -2.781 -1.602 -0.964
0.33-1.10 Gyr -2.406 -1.378 -0.948
1.10-3.64 Gyr -2.028 -1.129 -0.779
3.64-12.04 Gyr -1.255 -0.885 -0.720
12.04-13.38 Gyr -1.272 -0.720 -0.008

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.466 7.780 7.980
{\rm log}_{10}({\rm SFR}) -2.937 -2.071 -1.394
{\rm log}_{10}({\rm sSFR}) -10.839 -9.901 -9.023
{\rm stellar\ age} 1.279 6.393 8.870

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.742 -1.240 -0.498
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.660 -1.104 -0.301

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.507 0.970 1.539
\delta -0.250 0.079 0.300
\tau_1/\tau_2 0.569 0.948 1.348
Q_{PAH} 1.216 3.165 5.144
U_{min} 3.463 9.094 16.514
{\rm log}_{10}(\gamma_e)\, -2.992 -1.803 -0.720

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.615 -0.599 0.112
{\rm log}_{10}(\tau_{AGN})\, 1.152 1.592 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.592 -2.355 -1.629
0.03-0.10 Gyr -3.191 -2.128 -1.375
0.10-0.33 Gyr -3.539 -2.244 -1.508
0.33-1.10 Gyr -4.065 -2.378 -1.721
1.10-3.64 Gyr -4.504 -2.407 -1.982
3.64-12.04 Gyr -4.501 -2.347 -1.930
12.04-13.38 Gyr -4.466 -2.255 -1.408