2021aalx

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Information

Transient

Name: 2021aalx
Right ascension: 0h37m08.35s
Declination: 25d41m37.49s
Discovery Date: None
Classification: Ia
Redshift: 0.031119
MW E(B-V): 0.034

Host

Name: 2021aalx
Right ascension: 0h37m05.48s
Declination: 25d41m56.38s
Redshift: 0.031730
Photometric Redshift: 0.025
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.32
Cutout download processed 26.22
Global aperture construction processed 0.86
Local aperture photometry processed 11.43
Global aperture photometry processed 11.05
Validate local photometry processed 0.04
Validate global photometry processed 28.76
Host information processed 0.11
Global host SED inference processed 1117.39
Local host SED inference processed 722.75
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.47
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) = 0h37m08.35s, 25d41m37.49s
semi major axis, semi minor axis (arcsec) = 3.16, 3.16
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 92.6 3.64 18.983 0.043
SDSS_g 483.13 5.77 17.190 0.013
DES_g 536.19 1.09 17.077 0.002
PanSTARRS_g 505.71 0.88 17.140 0.002
SDSS_r 1261.18 9.33 16.148 0.008
PanSTARRS_r 1191.34 1.13 16.210 0.001
DES_r 1399.43 3.0 16.035 0.002
SDSS_i 2066.0 12.1 15.612 0.006
PanSTARRS_i 2002.1 1.55 15.646 0.001
PanSTARRS_z 2714.27 3.14 15.316 0.001
SDSS_z 2966.08 16.15 15.220 0.006
DES_z 3034.21 11.37 15.195 0.004
PanSTARRS_y 3465.86 6.42 15.050 0.002
2MASS_J 3970.05 74.99 14.008 0.021
2MASS_H 5699.23 133.8 13.143 0.025
2MASS_K 5080.34 119.33 12.797 0.026

Aperture details

RA, DEC (J2000) = 0h37m05.48s, 25d41m55.99s
semi major axis, semi minor axis (arcsec) = 24.76, 20.91
angle (degrees, anti-clockwise from east) = -20.1

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 49.82 4.33 19.656 0.094
GALEX_NUV 52.48 5.03 19.600 0.104
SDSS_u 910.74 21.75 16.502 0.026
SDSS_g 6590.11 22.01 14.353 0.004
PanSTARRS_g 6955.36 5.98 14.294 0.001
SDSS_r 14917.25 33.51 13.466 0.002
PanSTARRS_r 14689.57 7.54 13.482 0.001
DES_r 16087.74 10.79 13.384 0.001
PanSTARRS_i 21846.77 10.16 13.052 0.001
SDSS_z 28617.33 73.21 12.758 0.003
PanSTARRS_y 34969.93 47.24 12.541 0.001
2MASS_J 37742.96 559.91 11.563 0.016
2MASS_H 49450.05 1010.42 10.797 0.022
2MASS_K 43144.63 906.1 10.475 0.023
WISE_W1 24237.48 150.73 10.240 0.007
WISE_W2 13622.49 125.64 10.225 0.010
WISE_W4 4286.48 1662.49 8.200 0.421
 

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 10.259 10.481
{\rm log}_{10}({\rm SFR}) -2.246 -0.145 0.741
{\rm log}_{10}({\rm sSFR}) -12.880 -10.457 -9.483
{\rm stellar\ age} 6.694 8.022 12.267

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.339 -0.736 -0.369
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.363 0.211 0.401

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.874 1.246 1.631
\delta -0.638 -0.455 0.013
\tau_1/\tau_2 0.613 1.033 1.418
Q_{PAH} 1.022 2.240 3.982
U_{min} 2.932 8.683 16.197
{\rm log}_{10}(\gamma_e)\, -3.171 -1.829 -0.995

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.105 -1.812 -1.065
{\rm log}_{10}(\tau_{AGN})\, 0.986 1.575 2.010

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.511 -0.461 0.193
0.03-0.10 Gyr -3.221 -0.111 0.865
0.10-0.33 Gyr -3.142 -0.390 0.342
0.33-1.10 Gyr -3.855 -0.586 0.060
1.10-3.63 Gyr -2.978 -0.313 0.266
3.63-12.00 Gyr -0.978 0.249 0.501
12.00-13.33 Gyr -0.258 0.603 1.548

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.224 11.334 11.384
{\rm log}_{10}({\rm SFR}) -1.349 -0.801 -0.266
{\rm log}_{10}({\rm sSFR}) -12.696 -12.120 -11.551
{\rm stellar\ age} 8.485 12.391 12.659

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.892 -0.511 -0.253
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.136 -0.568 -0.176

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.241 0.407 0.644
\delta -0.610 -0.423 -0.233
\tau_1/\tau_2 0.259 0.692 1.170
Q_{PAH} 0.833 3.098 5.359
U_{min} 2.719 8.544 16.606
{\rm log}_{10}(\gamma_e)\, -3.242 -1.452 -0.499

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.387 -3.594 -2.710
{\rm log}_{10}(\tau_{AGN})\, 0.997 1.507 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.937 -0.405 0.171
0.03-0.10 Gyr -4.640 -2.673 -0.902
0.10-0.33 Gyr -6.072 -3.229 -1.097
0.33-1.10 Gyr -5.318 -2.208 -0.506
1.10-3.63 Gyr -3.610 -1.509 0.137
3.63-12.00 Gyr -1.625 0.269 1.444
12.00-13.33 Gyr 1.556 2.445 2.510