2021zgf

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Information

Transient

Name: SN2021zgf
Right ascension: 1h45m23.24s
Declination: -42d42m00.86s
Discovery Date: Sept. 22, 2021, 10:58 a.m.
Classification: SN Ia
Redshift: 0.054000
MW E(B-V): 0.013

Host

Name: 2021zgf
Right ascension: 1h45m23.19s
Declination: -42d42m01.81s
Redshift: 0.062277
Photometric Redshift:
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.81
Cutout download processed 2.28
Global aperture construction processed 0.11
Local aperture photometry processed 0.59
Global aperture photometry processed 0.64
Validate local photometry no valid phot 0.01
Validate global photometry processed 0.89
Host information processed 0.08
Global host SED inference processed 701.96
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Log transient processing status blocked 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) = 1h45m23.24s, -42d42m00.86s
semi major axis, semi minor axis (arcsec) = 1.67, 1.67
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error

Aperture details

RA, DEC (J2000) = 1h45m23.20s, -42d42m01.80s
semi major axis, semi minor axis (arcsec) = 5.56, 5.4
angle (degrees, anti-clockwise from east) = -156.93

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 18.96 3.2 20.706 0.183
GALEX_NUV 31.32 2.5 20.160 0.087
2MASS_J 2265.02 117.3 14.617 0.056
2MASS_H 2629.27 160.34 13.983 0.066
2MASS_K 2436.96 200.15 13.595 0.089
WISE_W1 1020.8 18.86 13.679 0.020
WISE_W2 569.53 20.2 13.672 0.039
WISE_W3 637.13 68.3 11.715 0.116
WISE_W4 -1.41 473.75
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.204 10.379 10.508
{\rm log}_{10}({\rm SFR}) -1.006 -0.500 0.007
{\rm log}_{10}({\rm sSFR}) -11.357 -10.850 -10.340
{\rm stellar\ age} 5.499 7.525 10.157

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.804 -0.456 -0.184
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.388 -0.620 -0.083

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.082 0.191 0.340
\delta -0.891 -0.611 -0.185
\tau_1/\tau_2 0.293 0.730 1.203
Q_{PAH} 0.256 1.063 3.251
U_{min} 2.365 6.788 14.273
{\rm log}_{10}(\gamma_e)\, -3.481 -2.629 -1.119

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.500 -3.633 -2.593
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.549 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.052 -0.473 0.017
0.03-0.10 Gyr -1.664 -0.659 0.010
0.10-0.33 Gyr -1.723 -0.498 0.137
0.33-1.08 Gyr -1.779 -0.229 0.455
1.08-3.54 Gyr -1.134 0.192 0.610
3.54-11.64 Gyr -0.295 0.431 0.672
11.64-12.93 Gyr -0.219 0.585 1.418