2021xju

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Information

Transient

Name: SN2021xju
Right ascension: 20h22m31.06s
Declination: -53d16m43.90s
Discovery Date: Aug. 31, 2021, 4:19 a.m.
Classification: SN Ia
Redshift: 0.015580
MW E(B-V): 0.045

Host

Name: 2021xju
Right ascension: 20h22m32.02s
Declination: -53d16m20.64s
Redshift: 0.015577
Photometric Redshift:
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 0.27
Cutout download processed 4.11
Global aperture construction processed 0.15
Local aperture photometry processed 0.97
Global aperture photometry processed 1.14
Validate local photometry processed 0.02
Validate global photometry processed 1.51
Host information processed 0.08
Global host SED inference processed 746.87
Local host SED inference not processed 17.99
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.07
Processing status blocked N/A N/A
 

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) = 20h22m31.06s, -53d16m43.90s
semi major axis, semi minor axis (arcsec) = 6.3, 6.3
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 14.6 2.88 20.989 0.214 AB
GALEX_NUV 15.15 2.04 20.949 0.146 AB
2MASS_J 353.8 203.92 16.633 0.626 Vega
2MASS_H 189.4 276.47 16.839 1.585 Vega
2MASS_K 300.29 296.58 15.868 1.072 Vega
WISE_W1 -72.54 9.6 Vega

Aperture details

RA, DEC (J2000) = 20h22m31.96s, -53d16m22.03s
semi major axis, semi minor axis (arcsec) = 33.16, 9.49
angle (degrees, anti-clockwise from east) = -0.83

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 239.68 11.35 17.951 0.051 AB
GALEX_NUV 393.85 8.77 17.412 0.024 AB
2MASS_J 11736.7 575.64 12.831 0.053 Vega
2MASS_H 13697.95 778.81 12.191 0.062 Vega
2MASS_K 10764.14 836.53 11.982 0.084 Vega
WISE_W1 5474.08 52.57 11.855 0.010 Vega
WISE_W2 3128.71 57.28 11.823 0.020 Vega
WISE_W3 8171.67 247.3 8.945 0.033 Vega
WISE_W4 10101.91 1388.72 7.269 0.149 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.680 9.838 9.995
{\rm log}_{10}({\rm SFR}) -0.606 -0.287 0.132
{\rm log}_{10}({\rm sSFR}) -10.456 -10.129 -9.716
{\rm stellar\ age} 5.683 7.813 10.699

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.683 -0.308 -0.029
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.499 -0.848 -0.223

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.251 0.483
\delta -0.737 -0.382 0.023
\tau_1/\tau_2 0.224 0.663 1.192
Q_{PAH} 0.252 0.950 2.455
U_{min} 2.688 7.102 13.830
{\rm log}_{10}(\gamma_e)\, -3.647 -2.813 -1.785

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.506 -3.648 -2.473
{\rm log}_{10}(\tau_{AGN})\, 1.144 1.690 2.009

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.087 -0.378 -0.048
0.03-0.10 Gyr -0.967 -0.310 0.256
0.10-0.33 Gyr -1.533 -0.448 0.058
0.33-1.10 Gyr -1.969 -0.588 -0.005
1.10-3.67 Gyr -1.583 -0.393 -0.015
3.67-12.20 Gyr -0.677 -0.149 0.100
12.20-13.55 Gyr -0.672 0.073 0.890