2020vbv

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Information

Transient

Name: 2020vbv
Right ascension: 22h56m44.20s
Declination: 4d29m01.14s
Discovery Date: None
Classification: Ia
Redshift: 0.053200
MW E(B-V): 0.053

Host

Name: 2020vbv
Right ascension: 22h56m44.76s
Declination: 4d29m14.24s
Redshift: 0.046848
Photometric Redshift: 0.042
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.75
Cutout download processed 18.92
Global aperture construction processed 0.71
Local aperture photometry processed 6.1
Global aperture photometry processed 6.04
Validate local photometry processed 0.02
Validate global photometry processed 24.31
Host information processed 0.09
Global host SED inference processed 694.16
Local host SED inference processed 445.12
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) = 22h56m44.20s, 4d29m01.14s
semi major axis, semi minor axis (arcsec) = 2.18, 2.18
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 4.62 1.76 22.240 0.414 AB
SDSS_g 13.36 1.12 21.086 0.091 AB
DES_g 14.76 0.22 20.977 0.016 AB
PanSTARRS_g 13.68 0.5 21.060 0.040 AB
SDSS_r 22.93 1.64 20.499 0.078 AB
PanSTARRS_r 25.42 0.57 20.387 0.025 AB
DES_r 27.38 0.4 20.307 0.016 AB
SDSS_i 35.0 2.38 20.040 0.074 AB
PanSTARRS_i 34.76 0.62 20.047 0.019 AB
PanSTARRS_z 34.89 1.98 20.043 0.062 AB
SDSS_z 40.27 6.96 19.888 0.188 AB
DES_z 43.42 1.2 19.806 0.030 AB
PanSTARRS_y 58.02 5.82 19.491 0.109 AB

Aperture details

RA, DEC (J2000) = 22h56m44.74s, 4d29m13.94s
semi major axis, semi minor axis (arcsec) = 30.88, 17.68
angle (degrees, anti-clockwise from east) = -4.67

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 149.64 10.87 18.462 0.079 AB
SDSS_u 759.6 19.43 16.699 0.028 AB
PanSTARRS_g 2496.7 5.49 15.407 0.002 AB
SDSS_r 4734.96 21.32 14.712 0.005 AB
PanSTARRS_r 4871.89 6.26 14.681 0.001 AB
DES_r 5381.89 5.33 14.573 0.001 AB
PanSTARRS_i 7009.62 7.14 14.286 0.001 AB
PanSTARRS_z 8526.79 21.25 14.073 0.003 AB
SDSS_z 8871.06 76.61 14.030 0.009 AB
PanSTARRS_y 9783.65 63.25 13.924 0.007 AB
2MASS_J 12822.34 662.54 12.735 0.056 Vega
2MASS_H 15299.08 1090.78 12.071 0.077 Vega
2MASS_K 15070.1 1114.79 11.617 0.080 Vega
WISE_W1 7445.77 89.37 11.521 0.013 Vega
 

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})\, 8.307 8.504 8.660
{\rm log}_{10}({\rm SFR}) -1.453 -1.041 -0.634
{\rm log}_{10}({\rm sSFR}) -10.044 -9.526 -8.978
{\rm stellar\ age} 2.962 5.879 7.376

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.544 -0.973 -0.407
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.030 0.138 0.336

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.651 0.975 1.318
\delta -0.395 -0.154 0.136
\tau_1/\tau_2 0.769 1.091 1.415
Q_{PAH} 0.551 1.921 4.126
U_{min} 2.823 7.596 14.222
{\rm log}_{10}(\gamma_e)\, -3.089 -2.068 -1.189

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.731 -1.559 -0.420
{\rm log}_{10}(\tau_{AGN})\, 0.930 1.326 1.793

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.321 -0.980 -0.667
0.03-0.10 Gyr -1.710 -1.101 -0.597
0.10-0.33 Gyr -1.847 -1.275 -0.836
0.33-1.09 Gyr -1.858 -1.317 -0.946
1.09-3.58 Gyr -1.911 -1.413 -1.147
3.58-11.82 Gyr -2.254 -1.514 -1.234
11.82-13.13 Gyr -2.404 -1.568 -1.032

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.904 10.984 11.095
{\rm log}_{10}({\rm SFR}) 0.164 0.808 1.274
{\rm log}_{10}({\rm sSFR}) -10.874 -10.154 -9.701
{\rm stellar\ age} 7.476 8.445 11.833

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.749 -0.460 -0.302
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.074 0.346 0.453

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.250 0.384 0.616
\delta -0.727 -0.408 0.156
\tau_1/\tau_2 0.488 0.892 1.322
Q_{PAH} 0.842 1.984 3.751
U_{min} 2.087 6.438 13.919
{\rm log}_{10}(\gamma_e)\, -3.502 -2.550 -1.755

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.655 -2.052 -1.477
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.318 1.798

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.152 0.537 0.817
0.03-0.10 Gyr 0.001 0.879 1.397
0.10-0.33 Gyr -1.742 0.015 0.654
0.33-1.09 Gyr -2.344 -0.206 0.389
1.09-3.58 Gyr -1.579 0.194 0.792
3.58-11.82 Gyr 0.216 1.069 1.234
11.82-13.13 Gyr 0.793 1.451 2.166