2021gad

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Information

Transient

Name: 2021gad
Right ascension: 15h26m03.98s
Declination: 36d19m23.23s
Discovery Date: None
Classification: Ia
Redshift: 0.061096
MW E(B-V): 0.021

Host

Name: 2021gad
Right ascension: 15h26m04.02s
Declination: 36d19m22.97s
Redshift: 0.060724
Photometric Redshift: 0.058
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.42
Cutout download processed 22.99
Global aperture construction processed 0.81
Local aperture photometry processed 8.58
Global aperture photometry processed 8.91
Validate local photometry processed 0.04
Validate global photometry processed 24.61
Host information processed 0.11
Global host SED inference processed 645.27
Local host SED inference processed 780.42
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.07
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) = 15h26m03.98s, 36d19m23.23s
semi major axis, semi minor axis (arcsec) = 1.71, 1.71
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 57.81 2.23 19.495 0.042
SDSS_g 335.58 4.77 17.586 0.015
DES_g 274.53 1.19 17.804 0.005
PanSTARRS_g 342.3 0.48 17.564 0.002
SDSS_r 751.4 7.15 16.710 0.010
PanSTARRS_r 685.85 0.7 16.809 0.001
SDSS_i 1076.21 8.58 16.320 0.009
PanSTARRS_i 1029.88 0.7 16.368 0.001
PanSTARRS_z 1203.71 1.35 16.199 0.001
SDSS_z 1402.12 10.57 16.033 0.008
DES_z 1481.11 6.78 15.974 0.005
PanSTARRS_y 1459.94 2.44 15.989 0.002

Aperture details

RA, DEC (J2000) = 15h26m04.01s, 36d19m23.17s
semi major axis, semi minor axis (arcsec) = 6.68, 5.19
angle (degrees, anti-clockwise from east) = -107.75

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 4.64 1.77 22.234 0.413
GALEX_NUV 6.39 0.63 21.886 0.108
SDSS_u 97.32 4.74 18.930 0.053
SDSS_g 598.96 6.53 16.957 0.012
DES_g 610.38 1.79 16.936 0.003
PanSTARRS_g 669.51 1.23 16.836 0.002
SDSS_r 1324.39 9.74 16.095 0.008
PanSTARRS_r 1323.89 1.82 16.095 0.001
SDSS_i 1898.77 11.85 15.704 0.007
PanSTARRS_i 1882.78 1.73 15.713 0.001
PanSTARRS_z 2248.15 3.91 15.520 0.002
SDSS_z 2441.81 19.25 15.431 0.009
DES_z 2457.08 8.88 15.424 0.004
PanSTARRS_y 2749.85 7.63 15.302 0.003
2MASS_J 3609.83 146.06 14.111 0.044
2MASS_H 4446.45 226.7 13.412 0.055
2MASS_K 3889.71 277.11 13.087 0.077
WISE_W1 1689.3 22.34 13.132 0.014
WISE_W2 1007.33 25.3 13.053 0.027
WISE_W3 314.05 59.73 12.484 0.206
WISE_W4 178.2 415.37 11.653 2.531
 

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})\, 10.320 10.419 10.552
{\rm log}_{10}({\rm SFR}) -2.840 -0.852 0.151
{\rm log}_{10}({\rm sSFR}) -13.397 -11.327 -10.246
{\rm stellar\ age} 7.005 8.144 12.033

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.512 -0.989 -0.712
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.675 0.190 0.394

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.448 0.691 1.001
\delta -0.857 -0.655 -0.222
\tau_1/\tau_2 0.569 0.967 1.354
Q_{PAH} 0.373 1.668 4.258
U_{min} 2.921 8.534 16.391
{\rm log}_{10}(\gamma_e)\, -3.226 -1.577 -0.485

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.973 -1.423 -0.531
{\rm log}_{10}(\tau_{AGN})\, 1.016 1.425 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.088 -0.813 -0.055
0.03-0.10 Gyr -4.044 -1.059 0.223
0.10-0.33 Gyr -4.037 -1.056 0.097
0.33-1.08 Gyr -4.268 -1.061 0.009
1.08-3.55 Gyr -3.150 -0.632 0.332
3.55-11.65 Gyr -1.010 0.474 0.691
11.65-12.95 Gyr -0.017 0.828 1.664

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.554 10.634 10.714
{\rm log}_{10}({\rm SFR}) -5.369 -2.268 -1.241
{\rm log}_{10}({\rm sSFR}) -16.146 -12.903 -11.797
{\rm stellar\ age} 6.993 7.745 10.592

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.844 -0.625 -0.491
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.459 -0.648 0.070

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.224 0.320 0.447
\delta -0.880 -0.652 -0.358
\tau_1/\tau_2 0.455 0.867 1.292
Q_{PAH} 0.484 1.329 2.607
U_{min} 3.243 8.989 17.031
{\rm log}_{10}(\gamma_e)\, -2.405 -1.650 -1.149

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.233 -3.298 -2.372
{\rm log}_{10}(\tau_{AGN})\, 0.992 1.424 1.853

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.934 -2.265 -1.113
0.03-0.10 Gyr -6.430 -2.715 -1.332
0.10-0.33 Gyr -6.011 -2.664 -1.172
0.33-1.08 Gyr -4.086 -1.753 -0.495
1.08-3.55 Gyr -2.319 -0.156 0.710
3.55-11.65 Gyr 0.159 0.812 0.958
11.65-12.95 Gyr -0.786 0.752 1.676