2021ash

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Information

Transient

Name: 2021ash
Right ascension: 13h19m42.77s
Declination: -4d31m45.09s
Discovery Date: None
Classification: Ia
Redshift: 0.037087
MW E(B-V): 0.034

Host

Name: 2021ash
Right ascension: 13h19m43.31s
Declination: -4d31m40.85s
Redshift: 0.036000
Photometric Redshift: 0.061
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 5.56
Cutout download processed 9.31
Global aperture construction processed 0.62
Local aperture photometry processed 7.2
Global aperture photometry processed 7.06
Validate local photometry processed 0.12
Validate global photometry processed 15.44
Host information processed 0.1
Global host SED inference processed 804.58
Local host SED inference processed 446.28
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.28
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) = 13h19m42.77s, -4d31m45.09s
semi major axis, semi minor axis (arcsec) = 2.8, 2.8
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
DES_g 8.15 0.24 21.622 0.031
PanSTARRS_g 6.71 0.56 21.833 0.091
PanSTARRS_r 11.3 0.9 21.267 0.087
DES_r 13.43 0.38 21.080 0.030
PanSTARRS_i 15.49 1.12 20.925 0.078
PanSTARRS_z 12.78 1.75 21.133 0.149
DES_z 18.45 1.07 20.735 0.063
PanSTARRS_y 22.48 3.93 20.520 0.190

Aperture details

RA, DEC (J2000) = 13h19m43.30s, -4d31m40.79s
semi major axis, semi minor axis (arcsec) = 12.6, 5.87
angle (degrees, anti-clockwise from east) = -102.04

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
DES_g 246.99 1.01 17.918 0.004
PanSTARRS_g 251.98 1.76 17.897 0.008
PanSTARRS_r 401.8 2.9 17.390 0.008
DES_r 404.43 1.62 17.383 0.004
PanSTARRS_i 491.32 3.39 17.172 0.007
PanSTARRS_z 560.69 5.24 17.028 0.010
DES_z 554.22 4.73 17.041 0.009
PanSTARRS_y 652.3 11.8 16.864 0.020
2MASS_J 798.34 235.1 15.750 0.320
2MASS_H 1253.0 308.21 14.788 0.267
2MASS_K 652.56 463.55 15.026 0.771
WISE_W1 824.15 27.95 13.911 0.037
WISE_W2 564.39 32.73 13.682 0.063
WISE_W3 3434.05 110.33 9.886 0.035
 

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})\, 7.634 7.891 8.047
{\rm log}_{10}({\rm SFR}) -2.076 -1.605 -1.072
{\rm log}_{10}({\rm sSFR}) -10.053 -9.502 -8.768
{\rm stellar\ age} 2.506 5.828 7.614

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.768 -1.341 -0.769
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.541 0.184 0.393

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.500 0.905 1.353
\delta -0.245 -0.022 0.213
\tau_1/\tau_2 0.689 1.026 1.355
Q_{PAH} 0.633 1.848 4.276
U_{min} 2.753 7.686 14.505
{\rm log}_{10}(\gamma_e)\, -2.923 -1.979 -0.975

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.911 -0.552 -0.061
{\rm log}_{10}(\tau_{AGN})\, 1.066 1.449 1.844

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.054 -1.596 -1.196
0.03-0.10 Gyr -2.252 -1.635 -1.028
0.10-0.33 Gyr -2.543 -1.861 -1.323
0.33-1.09 Gyr -2.802 -2.047 -1.627
1.09-3.61 Gyr -2.825 -2.119 -1.787
3.61-11.95 Gyr -3.056 -2.149 -1.846
11.95-13.27 Gyr -3.202 -2.182 -1.614

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.193 9.415 9.603
{\rm log}_{10}({\rm SFR}) -0.961 -0.241 0.205
{\rm log}_{10}({\rm sSFR}) -10.370 -9.669 -9.155
{\rm stellar\ age} 1.616 4.250 6.522

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.758 -1.312 -0.766
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.915 -1.682 -0.071

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.875 1.145 1.394
\delta 0.040 0.265 0.368
\tau_1/\tau_2 0.453 0.770 1.078
Q_{PAH} 1.061 2.119 4.263
U_{min} 3.194 8.127 14.607
{\rm log}_{10}(\gamma_e)\, -3.444 -2.758 -2.053

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.898 -1.962 -1.591
{\rm log}_{10}(\tau_{AGN})\, 0.782 0.937 1.262

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.993 -0.370 -0.012
0.03-0.10 Gyr -1.444 -0.252 0.308
0.10-0.33 Gyr -1.088 -0.050 0.362
0.33-1.09 Gyr -0.639 -0.117 0.250
1.09-3.61 Gyr -1.228 -0.369 -0.053
3.61-11.95 Gyr -2.559 -0.888 -0.387
11.95-13.27 Gyr -2.941 -0.989 -0.218