2021wzb

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Information

Transient

Name: SN2021wzb
Right ascension: 4h51m04.14s
Declination: -5d57m24.81s
Discovery Date: Aug. 26, 2021, 1:37 p.m.
Classification: SN Ia-91bg-like
Redshift: 0.047800
MW E(B-V): 0.055

Host

Name: 2021wzb
Right ascension: 4h51m04.73s
Declination: -5d57m37.54s
Redshift: 0.047800
Photometric Redshift: 0.026
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 5.8
Cutout download processed 0.03
Global aperture construction processed 0.63
Local aperture photometry processed 6.06
Global aperture photometry processed 6.31
Validate local photometry processed 0.02
Validate global photometry processed 15.19
Host information processed 0.09
Global host SED inference processed 557.31
Local host SED inference processed 463.02
Transient information processed 0.0
Transient MWEBV processed 0.14
Host MWEBV processed 0.08
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) = 4h51m04.14s, -5d57m24.81s
semi major axis, semi minor axis (arcsec) = 2.14, 2.14
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 6.24 1.99 21.913 0.346
SDSS_g 24.06 1.49 20.447 0.067
DES_g 26.61 0.24 20.337 0.010
PanSTARRS_g 23.63 0.56 20.466 0.026
SDSS_r 54.89 2.18 19.551 0.043
PanSTARRS_r 58.49 0.72 19.482 0.013
SDSS_i 79.97 3.0 19.143 0.041
PanSTARRS_i 80.45 0.97 19.136 0.013
PanSTARRS_z 90.65 1.81 19.007 0.022
SDSS_z 106.4 6.09 18.833 0.062
PanSTARRS_y 123.77 3.4 18.668 0.030

Aperture details

RA, DEC (J2000) = 4h51m04.73s, -5d57m37.35s
semi major axis, semi minor axis (arcsec) = 21.23, 17.18
angle (degrees, anti-clockwise from east) = -45.15

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 1126.71 18.83 16.270 0.018
SDSS_g 4910.87 19.51 14.672 0.004
DES_g 5207.14 2.91 14.609 0.001
PanSTARRS_g 5217.89 5.26 14.606 0.001
SDSS_r 11180.14 28.97 13.779 0.003
PanSTARRS_r 11482.47 6.71 13.750 0.001
SDSS_i 16668.19 37.66 13.345 0.002
PanSTARRS_i 16449.1 8.9 13.360 0.001
PanSTARRS_z 20282.92 16.11 13.132 0.001
SDSS_z 22590.36 62.55 13.015 0.003
PanSTARRS_y 25972.11 30.09 12.864 0.001
2MASS_J 33083.36 445.7 11.706 0.015
2MASS_H 41083.93 639.04 10.998 0.017
2MASS_K 35683.18 897.66 10.681 0.027
WISE_W1 17602.39 120.81 10.587 0.007
WISE_W2 9880.61 108.79 10.574 0.012
WISE_W4 2227.72 1365.94 8.910 0.666
 

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 9.111 9.278
{\rm log}_{10}({\rm SFR}) -1.310 -0.836 -0.486
{\rm log}_{10}({\rm sSFR}) -10.499 -9.957 -9.510
{\rm stellar\ age} 5.862 7.362 9.430

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.484 -0.941 -0.414
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.047 0.276 0.412

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.706 1.108 1.424
\delta -0.501 -0.155 0.188
\tau_1/\tau_2 0.722 1.050 1.405
Q_{PAH} 0.508 1.600 3.671
U_{min} 2.848 7.756 14.616
{\rm log}_{10}(\gamma_e)\, -3.375 -2.491 -1.372

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.796 -2.141 -0.752
{\rm log}_{10}(\tau_{AGN})\, 0.891 1.342 1.847

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.073 -0.613 -0.333
0.03-0.10 Gyr -1.884 -1.058 -0.526
0.10-0.33 Gyr -2.195 -1.272 -0.760
0.33-1.09 Gyr -2.206 -1.237 -0.777
1.09-3.58 Gyr -1.899 -1.030 -0.703
3.58-11.81 Gyr -1.260 -0.833 -0.589
11.81-13.12 Gyr -1.324 -0.720 0.014

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.449 11.515 11.592
{\rm log}_{10}({\rm SFR}) -1.610 -0.496 0.567
{\rm log}_{10}({\rm sSFR}) -13.036 -11.991 -10.947
{\rm stellar\ age} 7.884 10.468 12.414

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.767 -0.457 -0.272
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.278 0.099 0.419

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.133 0.285 0.593
\delta -0.526 -0.059 0.190
\tau_1/\tau_2 0.438 0.863 1.293
Q_{PAH} 0.313 1.418 3.714
U_{min} 2.898 8.493 16.290
{\rm log}_{10}(\gamma_e)\, -3.066 -1.996 -1.427

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.610 -3.990 -3.107
{\rm log}_{10}(\tau_{AGN})\, 1.118 1.646 1.980

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.476 -0.550 0.272
0.03-0.10 Gyr -2.775 -0.629 0.589
0.10-0.33 Gyr -3.402 -0.897 0.280
0.33-1.09 Gyr -3.572 -1.123 0.090
1.09-3.58 Gyr -2.348 -0.418 0.711
3.58-11.81 Gyr -0.458 1.403 1.730
11.81-13.12 Gyr 1.414 2.418 2.721