2021hjb

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Information

Transient

Name: SN2021hjb
Right ascension: 8h55m45.49s
Declination: 16d55m28.68s
Discovery Date: March 30, 2021, 7:52 a.m.
Classification: SN Ia
Redshift: 0.066510
MW E(B-V): 0.018

Host

Name: 2021hjb
Right ascension: 8h55m45.50s
Declination: 16d55m28.89s
Redshift: 0.066488
Photometric Redshift: 0.086
 

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 2.06
Cutout download processed 22.46
Global aperture construction processed 0.68
Local aperture photometry processed 7.63
Global aperture photometry processed 8.03
Validate local photometry processed 0.03
Validate global photometry processed 19.87
Host information processed 0.09
Global host SED inference processed 566.05
Local host SED inference processed 510.64
Transient information processed 0.0
Transient MWEBV processed 0.06
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) = 8h55m45.49s, 16d55m28.68s
semi major axis, semi minor axis (arcsec) = 1.57, 1.57
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 30.93 1.82 20.174 0.064 AB
SDSS_g 169.84 3.41 18.325 0.022 AB
DES_g 163.67 0.79 18.365 0.005 AB
PanSTARRS_g 174.4 0.47 18.296 0.003 AB
SDSS_r 401.4 5.24 17.391 0.014 AB
PanSTARRS_r 372.73 0.49 17.472 0.001 AB
DES_r 402.64 1.62 17.388 0.004 AB
SDSS_i 620.67 6.57 16.918 0.011 AB
PanSTARRS_i 512.33 0.7 17.126 0.001 AB
PanSTARRS_z 652.71 1.36 16.863 0.002 AB
SDSS_z 835.6 8.43 16.595 0.011 AB
DES_z 820.84 6.11 16.614 0.008 AB
PanSTARRS_y 809.61 3.62 16.629 0.005 AB

Aperture details

RA, DEC (J2000) = 8h55m45.49s, 16d55m29.06s
semi major axis, semi minor axis (arcsec) = 9.57, 3.81
angle (degrees, anti-clockwise from east) = -153.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.36 2.3 22.077 0.466 AB
GALEX_NUV 5.34 2.43 22.080 0.493 AB
SDSS_u 79.75 5.11 19.146 0.070 AB
SDSS_g 393.84 5.42 17.412 0.015 AB
DES_g 361.43 1.25 17.505 0.004 AB
PanSTARRS_g 435.15 1.48 17.303 0.004 AB
SDSS_r 895.16 8.14 16.520 0.010 AB
PanSTARRS_r 915.51 1.42 16.496 0.002 AB
DES_r 833.35 2.45 16.598 0.003 AB
SDSS_i 1354.41 10.52 16.071 0.008 AB
PanSTARRS_i 1288.12 2.32 16.125 0.002 AB
PanSTARRS_z 1648.08 4.77 15.858 0.003 AB
SDSS_z 1783.01 18.43 15.772 0.011 AB
DES_z 1585.6 8.69 15.900 0.006 AB
PanSTARRS_y 1968.61 13.52 15.665 0.007 AB
2MASS_J 2724.96 120.76 14.417 0.048 Vega
2MASS_H 3802.89 190.4 13.582 0.054 Vega
2MASS_K 3364.26 201.64 13.245 0.065 Vega
WISE_W1 1214.01 23.16 13.490 0.021 Vega
WISE_W2 699.24 24.31 13.449 0.038 Vega
WISE_W3 526.7 97.35 11.922 0.201 Vega
WISE_W4 384.67 522.96 10.817 1.476 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})\, 10.116 10.235 10.384
{\rm log}_{10}({\rm SFR}) -1.685 -0.689 0.109
{\rm log}_{10}({\rm sSFR}) -12.066 -10.911 -9.972
{\rm stellar\ age} 6.070 7.691 10.993

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.220 -0.659 -0.355
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.260 0.095 0.370

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.362 0.736 1.210
\delta -0.752 -0.402 0.061
\tau_1/\tau_2 0.699 1.053 1.407
Q_{PAH} 0.450 2.118 4.553
U_{min} 3.111 8.679 15.948
{\rm log}_{10}(\gamma_e)\, -2.963 -1.332 -0.409

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.871 -1.755 -0.398
{\rm log}_{10}(\tau_{AGN})\, 0.936 1.406 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.812 -0.667 0.029
0.03-0.10 Gyr -2.014 -0.782 0.129
0.10-0.33 Gyr -2.086 -0.695 0.197
0.33-1.08 Gyr -2.327 -0.620 0.188
1.08-3.53 Gyr -1.979 -0.155 0.373
3.53-11.59 Gyr -0.522 0.282 0.515
11.59-12.87 Gyr -0.250 0.536 1.381

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.625 10.725 10.763
{\rm log}_{10}({\rm SFR}) -4.304 -1.963 -0.766
{\rm log}_{10}({\rm sSFR}) -14.774 -12.663 -11.451
{\rm stellar\ age} 8.561 12.145 12.228

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.881 -0.670 -0.523
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.448 -0.645 0.058

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.222 0.328 0.481
\delta -0.732 -0.453 -0.221
\tau_1/\tau_2 0.397 0.827 1.285
Q_{PAH} 0.650 1.868 4.013
U_{min} 3.180 9.095 16.942
{\rm log}_{10}(\gamma_e)\, -3.160 -2.250 -1.214

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.396 -3.480 -2.502
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.514 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.756 -1.974 -0.773
0.03-0.10 Gyr -5.866 -2.476 -0.810
0.10-0.33 Gyr -7.328 -3.592 -1.318
0.33-1.08 Gyr -7.520 -4.234 -1.674
1.08-3.53 Gyr -5.239 -2.887 -1.035
3.53-11.59 Gyr -2.451 -0.791 0.836
11.59-12.87 Gyr 1.090 1.862 1.906