2021vgn

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Information

Transient

Name: SN2021vgn
Right ascension: 16h21m10.51s
Declination: 36d03m40.36s
Discovery Date: Aug. 8, 2021, 4:29 a.m.
Classification: SN IIb
Redshift: 0.032341
MW E(B-V): 0.014

Host

Name: 2021vgn
Right ascension: 16h21m10.99s
Declination: 36d04m06.69s
Redshift: 0.032350
Photometric Redshift: 0.032
 

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
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 2.52
Cutout download processed 14.42
Global aperture construction processed 0.62
Local aperture photometry processed 5.06
Global aperture photometry processed 5.74
Validate local photometry processed 0.02
Validate global photometry processed 11.41
Host information processed 0.09
Global host SED inference processed 803.5
Local host SED inference processed 436.5
Transient information processed 0.0
Transient MWEBV processed 0.13
Host MWEBV processed 0.05
Processing status completed 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) = 16h21m10.51s, 36d03m40.36s
semi major axis, semi minor axis (arcsec) = 3.1, 3.1
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 0.71 2.09 24.267 3.184 AB
SDSS_g 12.46 1.2 21.162 0.104 AB
DES_g 12.4 0.38 21.166 0.033 AB
PanSTARRS_g 10.11 0.82 21.389 0.088 AB
SDSS_r 18.56 1.6 20.729 0.093 AB
PanSTARRS_r 10.21 0.85 21.378 0.090 AB
SDSS_i 17.78 2.23 20.775 0.136 AB
PanSTARRS_i 16.5 0.71 20.856 0.047 AB
PanSTARRS_z 14.63 1.95 20.987 0.145 AB
SDSS_z -8.12 6.97 AB
DES_z 1.93 0.83 23.184 0.465 AB
PanSTARRS_y 3.26 4.36 22.618 1.453 AB

Aperture details

RA, DEC (J2000) = 16h21m11.00s, 36d04m06.51s
semi major axis, semi minor axis (arcsec) = 19.49, 14.18
angle (degrees, anti-clockwise from east) = -148.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 879.17 13.31 16.540 0.016 AB
SDSS_g 2957.58 14.67 15.223 0.005 AB
DES_g 2943.81 5.25 15.228 0.002 AB
PanSTARRS_g 3082.56 4.61 15.178 0.002 AB
SDSS_r 5012.6 19.36 14.650 0.004 AB
PanSTARRS_r 5104.2 4.78 14.630 0.001 AB
SDSS_i 6711.22 23.56 14.333 0.004 AB
PanSTARRS_z 7701.18 11.03 14.184 0.002 AB
SDSS_z 7914.75 43.45 14.154 0.006 AB
DES_z 7423.83 14.28 14.223 0.002 AB
PanSTARRS_y 8946.24 23.11 14.021 0.003 AB
 

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})\, 7.104 7.398 7.641
{\rm log}_{10}({\rm SFR}) -1.871 -1.170 -0.682
{\rm log}_{10}({\rm sSFR}) -9.405 -8.541 -7.916
{\rm stellar\ age} 0.070 1.931 6.233

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.565 -1.127 -0.583
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.357 -0.749 -0.221

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.332 0.792 1.261
\delta -0.251 0.072 0.277
\tau_1/\tau_2 0.725 1.165 1.559
Q_{PAH} 0.822 2.452 5.073
U_{min} 3.124 8.841 16.740
{\rm log}_{10}(\gamma_e)\, -2.939 -1.889 -0.784

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.783 -0.668 -0.071
{\rm log}_{10}(\tau_{AGN})\, 1.060 1.482 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.538 -1.974 -1.512
0.03-0.10 Gyr -1.813 -1.044 -0.530
0.10-0.33 Gyr -4.273 -2.145 -1.396
0.33-1.10 Gyr -6.150 -2.797 -1.957
1.10-3.62 Gyr -7.513 -3.279 -2.308
3.62-11.99 Gyr -8.322 -3.598 -2.399
11.99-13.32 Gyr -8.426 -3.427 -2.243

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.444 10.559 10.683
{\rm log}_{10}({\rm SFR}) -0.266 0.328 0.854
{\rm log}_{10}({\rm sSFR}) -10.826 -10.251 -9.681
{\rm stellar\ age} 6.624 7.889 11.074

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.646 -1.062 -0.664
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.671 0.183 0.409

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.272 0.526 0.769
\delta -0.384 -0.018 0.276
\tau_1/\tau_2 0.584 1.031 1.500
Q_{PAH} 0.514 2.718 5.127
U_{min} 2.465 6.884 14.025
{\rm log}_{10}(\gamma_e)\, -3.586 -2.856 -1.629

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.628 -3.181 -1.286
{\rm log}_{10}(\tau_{AGN})\, 0.931 1.394 1.986

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.537 0.047 0.454
0.03-0.10 Gyr -0.424 0.368 0.981
0.10-0.33 Gyr -1.332 0.105 0.696
0.33-1.10 Gyr -2.087 -0.047 0.427
1.10-3.62 Gyr -1.345 0.183 0.669
3.62-11.99 Gyr -0.182 0.614 0.808
11.99-13.32 Gyr -0.010 0.844 1.682