2021ars

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Information

Transient

Name: SN2021ars
Right ascension: 6h49m46.06s
Declination: 50d26m13.36s
Discovery Date: Jan. 17, 2021, 5:42 a.m.
Classification: SN Ia
Redshift: 0.050000
MW E(B-V): 0.075

Host

Name: 2021ars
Right ascension: 6h49m45.58s
Declination: 50d26m13.62s
Redshift: 0.046013
Photometric Redshift: 0.039
 

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 2.17
Cutout download processed 5.0
Global aperture construction processed 0.67
Local aperture photometry processed 5.34
Global aperture photometry processed 5.79
Validate local photometry processed 0.02
Validate global photometry processed 14.08
Host information processed 0.08
Global host SED inference processed 445.13
Local host SED inference processed 512.09
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 6h49m46.06s, 50d26m13.36s
semi major axis, semi minor axis (arcsec) = 2.21, 2.21
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 110.63 0.67 18.790 0.007 AB
PanSTARRS_g 114.09 0.56 18.757 0.005 AB
PanSTARRS_r 218.06 0.81 18.054 0.004 AB
PanSTARRS_i 310.37 0.73 17.670 0.003 AB
PanSTARRS_z 359.03 1.93 17.512 0.006 AB
DES_z 395.98 2.54 17.406 0.007 AB
PanSTARRS_y 436.73 4.0 17.299 0.010 AB

Aperture details

RA, DEC (J2000) = 6h49m45.50s, 50d26m13.88s
semi major axis, semi minor axis (arcsec) = 23.58, 12.17
angle (degrees, anti-clockwise from east) = -84.11

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1588.19 4.13 15.898 0.003 AB
PanSTARRS_r 3019.88 5.94 15.200 0.002 AB
PanSTARRS_z 4778.21 14.56 14.702 0.003 AB
DES_z 5324.51 9.79 14.584 0.002 AB
PanSTARRS_y 6024.03 30.11 14.450 0.005 AB
2MASS_J 8362.41 367.18 13.199 0.048 Vega
2MASS_H 10027.88 624.61 12.529 0.068 Vega
2MASS_K 8417.84 604.52 12.249 0.078 Vega
WISE_W1 4117.24 37.44 12.164 0.010 Vega
WISE_W2 2595.86 47.02 12.025 0.020 Vega
WISE_W3 10819.32 237.78 8.641 0.024 Vega
WISE_W4 21153.29 1414.1 6.467 0.073 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})\, 9.564 9.676 9.788
{\rm log}_{10}({\rm SFR}) -1.659 -0.878 -0.378
{\rm log}_{10}({\rm sSFR}) -11.319 -10.568 -10.050
{\rm stellar\ age} 7.054 8.425 11.795

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.542 -1.059 -0.727
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.513 0.142 0.379

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.258 0.628 0.896
\delta -0.620 -0.108 0.228
\tau_1/\tau_2 0.603 0.958 1.329
Q_{PAH} 0.429 1.742 4.509
U_{min} 2.865 7.986 14.928
{\rm log}_{10}(\gamma_e)\, -3.410 -2.232 -0.651

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.622 -1.455 -0.489
{\rm log}_{10}(\tau_{AGN})\, 0.960 1.340 1.812

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.703 -0.952 -0.486
0.03-0.10 Gyr -2.005 -0.919 -0.305
0.10-0.33 Gyr -2.361 -1.149 -0.498
0.33-1.09 Gyr -2.620 -1.312 -0.641
1.09-3.59 Gyr -2.636 -1.023 -0.381
3.59-11.83 Gyr -0.989 -0.285 -0.092
11.83-13.14 Gyr -0.506 0.148 0.845

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.582 10.685 10.768
{\rm log}_{10}({\rm SFR}) 0.213 0.601 0.895
{\rm log}_{10}({\rm sSFR}) -10.504 -10.095 -9.751
{\rm stellar\ age} 6.598 7.747 9.618

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.645 -0.403 -0.227
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.649 0.038 0.337

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.292 0.459 0.651
\delta -0.822 -0.426 0.000
\tau_1/\tau_2 0.596 0.990 1.399
Q_{PAH} 0.214 0.675 1.789
U_{min} 3.185 8.213 14.783
{\rm log}_{10}(\gamma_e)\, -3.057 -2.011 -1.315

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.333 -3.366 -2.304
{\rm log}_{10}(\tau_{AGN})\, 1.145 1.678 2.002

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.260 0.582 0.870
0.03-0.10 Gyr -0.105 0.562 0.971
0.10-0.33 Gyr -0.348 0.374 0.775
0.33-1.09 Gyr -0.515 0.156 0.503
1.09-3.59 Gyr -0.194 0.389 0.731
3.59-11.83 Gyr 0.401 0.781 0.933
11.83-13.14 Gyr 0.354 0.957 1.560