2018cow results

2018cow results

Information

Transient

Name:	`SN2018cow`
Right ascension:	`16h16m00.22s`
Declination:	`22d16m04.91s`
Discovery Date:	`June 16, 2018, 10:35 a.m.`
Classification:	`SN Ic-BL`
Redshift:	`0.014000`
MW E(B-V):	`0.075`

Host

Name:	`2018cow`
Right ascension:	`16h16m00.55s`
Declination:	`22d16m08.40s`
Redshift:	`0.014063`
Photometric Redshift:	`0.034`

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	15.11
Transient MWEBV	processed	0.12
Host match	processed	0.9
Host information	processed	0.1
Host MWEBV	processed	0.1
Global aperture construction	processed	0.7
Global aperture photometry	processed	5.79
Validate global photometry	processed	16.87
Global host SED inference	processed	395.31
Local aperture photometry	processed	5.41
Validate local photometry	processed	0.02
Local host SED inference	processed	564.29

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	16h16m00.22s, 22d16m04.91s
semi major axis, semi minor axis (arcsec):	6.97, 6.97
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	66.41	8.33	19.344	0.136	AB
GALEX_NUV	90.97	3.86	19.003	0.046	AB
SDSS_u	278.46	6.16	17.788	0.024	AB
SDSS_g	819.02	7.65	16.617	0.010	AB
PanSTARRS_g	825.43	1.72	16.608	0.002	AB
SDSS_r	1396.02	10.07	16.038	0.008	AB
PanSTARRS_r	1411.85	2.11	16.026	0.002	AB
SDSS_i	1823.02	12.09	15.748	0.007	AB
PanSTARRS_i	1745.14	2.46	15.795	0.002	AB
PanSTARRS_z	2096.23	6.51	15.596	0.003	AB
SDSS_z	2210.01	21.09	15.539	0.010	AB
PanSTARRS_y	2372.11	12.13	15.462	0.006	AB
2MASS_J	2777.63	136.86	14.396	0.053	Vega
2MASS_H	3372.82	220.22	13.712	0.071	Vega
2MASS_K	2709.18	229.56	13.480	0.092	Vega
WISE_W1	808.47	16.85	13.932	0.023	Vega
WISE_W2	431.86	18.92	13.973	0.048	Vega
WISE_W3	760.6	63.52	11.523	0.091	Vega

Aperture details

RA, DEC (J2000):	16h16m00.60s, 22d16m08.18s
semi major axis, semi minor axis (arcsec):	18.27, 15.61
angle (degrees, anti-clockwise from east):	-103.87

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	172.54	13.43	18.308	0.084	AB
GALEX_NUV	241.46	6.54	17.943	0.029	AB
SDSS_u	663.47	12.84	16.845	0.021	AB
SDSS_g	2043.15	12.56	15.624	0.007	AB
PanSTARRS_g	2056.42	4.04	15.617	0.002	AB
SDSS_r	3343.19	16.43	15.090	0.005	AB
PanSTARRS_r	3478.5	4.94	15.047	0.002	AB
SDSS_i	4389.86	20.89	14.794	0.005	AB
PanSTARRS_i	4247.68	5.83	14.830	0.001	AB
PanSTARRS_z	5052.38	15.56	14.641	0.003	AB
SDSS_z	4970.79	45.85	14.659	0.010	AB
PanSTARRS_y	5573.89	29.23	14.535	0.006	AB
2MASS_J	7293.57	334.11	13.348	0.050	Vega
2MASS_H	8112.5	538.46	12.760	0.072	Vega
2MASS_K	5678.83	561.92	12.677	0.107	Vega
WISE_W1	3190.93	42.56	12.441	0.014	Vega
WISE_W2	1896.4	52.68	12.366	0.030	Vega
WISE_W3	5579.0	204.05	9.360	0.040	Vega
WISE_W4	5527.42	1023.06	7.924	0.201	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.142	9.217	9.301
{\rm log}_{10}({\rm SFR})	-1.198	-0.955	-0.680
{\rm log}_{10}({\rm sSFR})	-10.404	-10.161	-9.912
{\rm stellar\ age}	7.397	8.231	10.491

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.333	-1.005	-0.803
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.576	0.173	0.402

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.070	0.125	0.210
\delta	-0.839	-0.557	-0.231
\tau_1/\tau_2	0.765	1.078	1.431
Q_{PAH}	0.111	0.402	1.055
U_{min}	2.810	8.280	15.382
{\rm log}_{10}(\gamma_e)\,	-2.961	-2.070	-1.157

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.604	-3.782	-2.851
{\rm log}_{10}(\tau_{AGN})\,	1.041	1.625	2.023

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.853	-1.469	-1.265
0.03-0.10 Gyr	-1.121	-0.834	-0.535
0.10-0.33 Gyr	-1.599	-1.132	-0.832
0.33-1.10 Gyr	-2.142	-1.453	-1.111
1.10-3.63 Gyr	-2.263	-1.318	-0.871
3.63-12.03 Gyr	-0.941	-0.658	-0.533
12.03-13.37 Gyr	-0.933	-0.425	0.206

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.458	9.539	9.624
{\rm log}_{10}({\rm SFR})	-0.849	-0.558	-0.302
{\rm log}_{10}({\rm sSFR})	-10.426	-10.114	-9.832
{\rm stellar\ age}	6.250	7.315	8.628

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.059	-0.809	-0.622
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.826	-0.780	0.305

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.162	0.269	0.406
\delta	-0.353	-0.010	0.231
\tau_1/\tau_2	0.646	0.970	1.271
Q_{PAH}	0.657	1.766	3.604
U_{min}	2.357	7.044	13.631
{\rm log}_{10}(\gamma_e)\,	-3.338	-2.408	-1.662

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.286	-3.269	-2.342
{\rm log}_{10}(\tau_{AGN})\,	1.006	1.475	1.916

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.867	-1.000	-0.679
0.03-0.10 Gyr	-0.830	-0.467	-0.163
0.10-0.33 Gyr	-0.778	-0.415	-0.128
0.33-1.10 Gyr	-1.032	-0.615	-0.344
1.10-3.63 Gyr	-0.911	-0.521	-0.293
3.63-12.03 Gyr	-0.580	-0.369	-0.221
12.03-13.37 Gyr	-0.737	-0.287	0.231