2002ew results

2002ew results

Information

Transient

Name:	`SN2002ew`
Right ascension:	`20h54m30.50s`
Declination:	`-0d08m26.02s`
Discovery Date:	`Aug. 24, 2002, midnight`
Classification:	`SN II`
Redshift:	`None`
MW E(B-V):	`0.088`

Host

Name:	`1150959`
Right ascension:	`20h54m30.48s`
Declination:	`-0d08m21.59s`
Redshift:	`0.029934`
Photometric Redshift:	`0.030`

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_z	DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	8.26
Transient MWEBV	processed	0.04
Host match	processed	3.81
Host information	processed	0.16
Host MWEBV	processed	0.04
Global aperture construction	processed	0.68
Global aperture photometry	processed	5.99
Validate global photometry	processed	17.35
Global host SED inference	processed	430.62
Local aperture photometry	processed	6.7
Validate local photometry	processed	0.03
Local host SED inference	processed	1368.8

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	20h54m30.50s, -0d08m26.02s
semi major axis, semi minor axis (arcsec):	3.34, 3.34
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	183.51	4.63	18.241	0.027	AB
SDSS_g	414.07	5.41	17.357	0.014	AB
DES_g	255.96	0.59	17.880	0.002	AB
PanSTARRS_g	248.02	1.03	17.914	0.004	AB
SDSS_r	554.24	6.36	17.041	0.012	AB
PanSTARRS_r	365.61	0.96	17.492	0.003	AB
DES_r	378.78	1.42	17.454	0.004	AB
SDSS_i	626.77	7.0	16.907	0.012	AB
PanSTARRS_i	435.36	0.97	17.303	0.002	AB
PanSTARRS_z	481.99	2.57	17.192	0.006	AB
SDSS_z	678.86	13.11	16.821	0.021	AB
DES_z	491.44	3.2	17.171	0.007	AB
PanSTARRS_y	554.7	5.94	17.040	0.012	AB
2MASS_J	734.36	82.83	15.840	0.122	Vega
2MASS_H	452.65	137.05	15.893	0.329	Vega
2MASS_K	699.54	144.63	14.950	0.224	Vega

Aperture details

RA, DEC (J2000):	20h54m30.40s, -0d08m23.21s
semi major axis, semi minor axis (arcsec):	12.62, 9.66
angle (degrees, anti-clockwise from east):	-62.46

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	73.91	1.52	19.228	0.022	AB
GALEX_NUV	120.62	0.85	18.696	0.008	AB
SDSS_g	1747.27	11.58	15.794	0.007	AB
DES_g	1594.75	1.51	15.893	0.001	AB
PanSTARRS_g	1605.7	3.36	15.886	0.002	AB
SDSS_r	2636.96	14.63	15.347	0.006	AB
PanSTARRS_r	2498.18	3.11	15.406	0.001	AB
DES_r	2545.56	3.75	15.386	0.002	AB
SDSS_i	3185.4	17.05	15.142	0.006	AB
PanSTARRS_i	2982.48	3.14	15.214	0.001	AB
PanSTARRS_z	3277.25	8.47	15.111	0.003	AB
DES_z	3215.24	8.37	15.132	0.003	AB
2MASS_J	3909.86	280.67	14.025	0.078	Vega
2MASS_H	4070.33	464.79	13.508	0.124	Vega
2MASS_K	3006.18	491.12	13.367	0.177	Vega
WISE_W1	1432.87	31.39	13.310	0.024	Vega
WISE_W2	877.03	40.81	13.203	0.051	Vega
WISE_W3	2256.46	134.45	10.342	0.065	Vega
WISE_W4	2210.82	675.86	8.919	0.332	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.132	9.291	9.450
{\rm log}_{10}({\rm SFR})	-0.012	0.683	1.213
{\rm log}_{10}({\rm sSFR})	-9.299	-8.718	-7.958
{\rm stellar\ age}	0.484	7.108	11.196

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.909	-1.750	-1.478
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.483	-0.392	0.326

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.273	1.019	1.744
\delta	-0.211	0.136	0.293
\tau_1/\tau_2	0.403	0.912	1.394
Q_{PAH}	0.704	2.069	3.665
U_{min}	4.046	10.923	19.353
{\rm log}_{10}(\gamma_e)\,	-3.603	-2.265	-1.090

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.545	-3.353	-1.095
{\rm log}_{10}(\tau_{AGN})\,	0.867	1.301	1.860

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.470	-1.570	-0.912
0.03-0.10 Gyr	0.147	0.845	1.376
0.10-0.33 Gyr	-3.385	-2.195	-0.662
0.33-1.10 Gyr	-5.883	-3.661	-1.236
1.10-3.63 Gyr	-5.336	-2.680	-0.843
3.63-12.02 Gyr	-4.262	-1.756	-0.569
12.02-13.36 Gyr	-4.331	-0.540	0.487

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.935	10.008	10.078
{\rm log}_{10}({\rm SFR})	-1.236	-0.836	-0.549
{\rm log}_{10}({\rm sSFR})	-11.218	-10.834	-10.545
{\rm stellar\ age}	5.807	7.020	8.008

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.862	-1.710	-1.538
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.014	0.146	0.379

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.066	0.107	0.158
\delta	-0.821	-0.560	-0.184
\tau_1/\tau_2	0.575	0.936	1.315
Q_{PAH}	0.455	1.313	3.264
U_{min}	2.821	7.805	14.736
{\rm log}_{10}(\gamma_e)\,	-2.764	-1.708	-0.907

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.274	-3.195	-2.242
{\rm log}_{10}(\tau_{AGN})\,	1.117	1.582	1.965

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.319	-0.834	-0.581
0.03-0.10 Gyr	-1.427	-0.851	-0.500
0.10-0.33 Gyr	-1.127	-0.583	-0.213
0.33-1.10 Gyr	-0.602	-0.134	0.163
1.10-3.63 Gyr	-0.192	0.111	0.351
3.63-12.02 Gyr	-0.116	0.109	0.247
12.02-13.36 Gyr	-0.475	0.095	0.542