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

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

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.320	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