2020ddw results

2020ddw results

Information

Transient

Name:	`2020ddw`
Right ascension:	`4h50m02.84s`
Declination:	`82d38m54.67s`
Discovery Date:	`None`
Classification:	`SNIa`
Redshift:	`0.018129`
MW E(B-V):	`0.075`

Host

Name:	`2020ddw`
Right ascension:	`4h49m57.58s`
Declination:	`82d39m01.80s`
Redshift:	`0.018129`
Photometric Redshift:	`0.015`

Cutout Download Report

Downloaded	Unavailable
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

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	14.14
Transient MWEBV	processed	0.07
Host match	processed	0.88
Host information	processed	0.08
Host MWEBV	processed	0.05
Global aperture construction	processed	0.62
Global aperture photometry	processed	4.99
Validate global photometry	processed	14.74
Global host SED inference	processed	459.81
Local aperture photometry	processed	4.78
Validate local photometry	processed	0.02
Local host SED inference	processed	767.77

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	4h50m02.84s, 82d38m54.67s
semi major axis, semi minor axis (arcsec):	5.43, 5.43
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	4.97	1.63	22.159	0.355	AB
GALEX_NUV	4.44	1.39	22.282	0.340	AB
SDSS_u	21.09	6.21	20.590	0.320	AB
SDSS_g	174.12	3.8	18.298	0.024	AB
PanSTARRS_g	194.68	1.48	18.177	0.008	AB
SDSS_r	358.07	5.72	17.515	0.017	AB
PanSTARRS_r	345.12	2.73	17.555	0.009	AB
SDSS_i	526.44	7.73	17.097	0.016	AB
PanSTARRS_i	442.32	3.24	17.286	0.008	AB
PanSTARRS_z	635.5	7.43	16.892	0.013	AB
SDSS_z	626.55	24.98	16.908	0.043	AB
PanSTARRS_y	684.35	17.51	16.812	0.028	AB
2MASS_J	919.34	120.6	15.596	0.142	Vega
2MASS_H	1171.26	218.31	14.861	0.202	Vega
2MASS_K	1269.43	202.41	14.303	0.173	Vega

Aperture details

RA, DEC (J2000):	4h49m57.61s, 82d39m02.29s
semi major axis, semi minor axis (arcsec):	22.92, 15.93
angle (degrees, anti-clockwise from east):	-169.63

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	83.33	6.66	19.098	0.087	AB
GALEX_NUV	80.07	5.95	19.141	0.081	AB
SDSS_u	770.97	22.88	16.682	0.032	AB
SDSS_g	4328.75	18.06	14.809	0.005	AB
PanSTARRS_g	4671.74	5.28	14.726	0.001	AB
SDSS_r	9408.82	27.26	13.966	0.003	AB
PanSTARRS_r	9532.67	9.66	13.952	0.001	AB
PanSTARRS_i	13269.4	11.34	13.593	0.001	AB
PanSTARRS_z	17979.9	25.65	13.263	0.002	AB
SDSS_z	18603.73	92.23	13.226	0.005	AB
PanSTARRS_y	22631.6	62.67	13.013	0.003	AB
2MASS_J	29784.99	461.88	11.820	0.017	Vega
2MASS_H	36873.91	830.22	11.116	0.024	Vega
2MASS_K	33335.23	773.15	10.755	0.025	Vega
WISE_W1	16688.07	70.86	10.645	0.005	Vega
WISE_W2	9483.29	76.87	10.619	0.009	Vega
WISE_W3	16043.19	206.11	8.213	0.014	Vega
WISE_W4	17027.4	1534.01	6.702	0.098	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.925	9.017	9.142
{\rm log}_{10}({\rm SFR})	-2.392	-1.839	-1.424
{\rm log}_{10}({\rm sSFR})	-11.427	-10.869	-10.489
{\rm stellar\ age}	5.742	7.687	10.636

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.911	-0.420	-0.123
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.455	-1.108	-0.873

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.137	0.567	0.914
\delta	-0.600	-0.145	0.153
\tau_1/\tau_2	0.333	0.633	0.961
Q_{PAH}	1.760	3.801	5.980
U_{min}	3.043	8.287	15.738
{\rm log}_{10}(\gamma_e)\,	-2.429	-1.238	-0.412

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.244	-2.672	-0.681
{\rm log}_{10}(\tau_{AGN})\,	0.854	1.399	1.863

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.056	-1.442	-1.015
0.03-0.10 Gyr	-3.872	-2.584	-1.873
0.10-0.33 Gyr	-4.099	-2.514	-1.782
0.33-1.10 Gyr	-3.075	-1.562	-0.864
1.10-3.66 Gyr	-2.383	-1.011	-0.686
3.66-12.16 Gyr	-1.501	-0.964	-0.749
12.16-13.52 Gyr	-1.363	-0.768	0.015

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.527	10.571	10.612
{\rm log}_{10}({\rm SFR})	-1.451	-1.156	-0.944
{\rm log}_{10}({\rm sSFR})	-12.025	-11.728	-11.496
{\rm stellar\ age}	7.813	8.424	10.143

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.100	0.008	0.080
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.312	-0.523	0.126

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.135	0.189	0.256
\delta	-0.352	-0.028	0.241
\tau_1/\tau_2	0.325	0.730	1.138
Q_{PAH}	3.166	4.460	5.709
U_{min}	2.864	8.147	15.184
{\rm log}_{10}(\gamma_e)\,	-1.887	-1.314	-0.677

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.541	-3.839	-2.823
{\rm log}_{10}(\tau_{AGN})\,	1.156	1.694	2.002

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.078	-0.858	-0.668
0.03-0.10 Gyr	-3.199	-1.535	-1.039
0.10-0.33 Gyr	-2.994	-1.490	-0.884
0.33-1.10 Gyr	-1.966	-0.993	-0.416
1.10-3.66 Gyr	-0.916	-0.014	0.454
3.66-12.16 Gyr	0.485	0.735	0.829
12.16-13.52 Gyr	0.359	0.888	1.421