2015U results

2015U results

Information

Transient

Name:	`SN2015U`
Right ascension:	`7h28m53.87s`
Declination:	`33d49m10.60s`
Discovery Date:	`Feb. 13, 2015, midnight`
Classification:	`SN Ibn`
Redshift:	`None`
MW E(B-V):	`0.050`

Host

Name:	`NGC2388`
Right ascension:	`7h28m53.41s`
Declination:	`33d49m08.48s`
Redshift:	`0.012956`
Photometric Redshift:	`None`

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	18.37
Transient MWEBV	processed	0.03
Host match	processed	4.04
Host information	processed	0.18
Host MWEBV	processed	0.04
Global aperture construction	processed	0.62
Global aperture photometry	processed	5.05
Validate global photometry	processed	16.28
Global host SED inference	processed	428.64
Local aperture photometry	processed	4.69
Validate local photometry	processed	0.03
Local host SED inference	processed	450.48

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	7h28m53.87s, 33d49m10.60s
semi major axis, semi minor axis (arcsec):	7.55, 7.55
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	5.64	0.65	22.023	0.126	AB
GALEX_NUV	28.56	0.8	20.261	0.030	AB
SDSS_u	566.15	8.29	17.018	0.016	AB
SDSS_g	2872.86	14.15	15.254	0.005	AB
DES_g	3013.35	3.47	15.202	0.001	AB
PanSTARRS_g	3216.55	2.18	15.132	0.001	AB
SDSS_r	8002.78	23.59	14.142	0.003	AB
PanSTARRS_r	8298.92	3.1	14.102	0.000	AB
SDSS_i	13186.64	30.47	13.600	0.003	AB
PanSTARRS_i	13152.5	3.31	13.602	0.000	AB
PanSTARRS_z	18222.24	6.8	13.248	0.000	AB
SDSS_z	20968.6	42.37	13.096	0.002	AB
PanSTARRS_y	25432.35	15.62	12.887	0.001	AB
2MASS_J	35914.14	185.73	11.617	0.006	Vega
2MASS_H	51219.52	291.02	10.759	0.006	Vega
2MASS_K	49174.49	314.3	10.333	0.007	Vega
WISE_W1	20238.18	78.92	10.436	0.004	Vega
WISE_W2	15785.54	88.62	10.065	0.006	Vega
WISE_W3	87234.72	290.82	6.374	0.004	Vega

Aperture details

RA, DEC (J2000):	7h28m53.47s, 33d49m07.62s
semi major axis, semi minor axis (arcsec):	37.15, 22.46
angle (degrees, anti-clockwise from east):	-109.81

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	31.49	2.15	20.155	0.074	AB
GALEX_NUV	122.38	2.39	18.681	0.021	AB
SDSS_u	1793.09	24.52	15.766	0.015	AB
SDSS_g	8521.83	25.92	14.074	0.003	AB
PanSTARRS_g	9607.59	7.22	13.943	0.001	AB
SDSS_r	20958.11	40.79	13.097	0.002	AB
PanSTARRS_r	22250.48	9.97	13.032	0.000	AB
SDSS_i	33701.21	53.32	12.581	0.002	AB
PanSTARRS_i	33970.0	10.9	12.572	0.000	AB
2MASS_J	78683.04	680.12	10.765	0.009	Vega
2MASS_K	97151.85	1180.12	9.594	0.013	Vega
WISE_W1	60181.72	168.31	9.252	0.003	Vega
WISE_W2	45622.64	189.56	8.913	0.005	Vega
WISE_W3	366642.66	951.42	4.815	0.003	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.229	10.297	10.373
{\rm log}_{10}({\rm SFR})	-0.031	0.254	0.535
{\rm log}_{10}({\rm sSFR})	-10.336	-10.030	-9.735
{\rm stellar\ age}	7.407	8.267	10.506

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.292	-0.124	0.021
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.131	0.231	0.342

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.810	0.981	1.182
\delta	-0.799	-0.678	-0.568
\tau_1/\tau_2	0.826	1.180	1.535
Q_{PAH}	0.088	0.320	0.758
U_{min}	2.666	8.188	15.302
{\rm log}_{10}(\gamma_e)\,	-3.096	-1.810	-1.194

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.144	-1.597	-1.152
{\rm log}_{10}(\tau_{AGN})\,	1.302	1.639	1.894

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.184	0.158	0.377
0.03-0.10 Gyr	-0.095	0.292	0.619
0.10-0.33 Gyr	-0.806	-0.308	0.062
0.33-1.10 Gyr	-0.989	-0.446	-0.107
1.10-3.64 Gyr	-0.847	-0.173	0.204
3.64-12.04 Gyr	0.090	0.403	0.527
12.04-13.38 Gyr	0.120	0.675	1.273

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.454	10.718	10.927
{\rm log}_{10}({\rm SFR})	-1.601	-0.085	0.742
{\rm log}_{10}({\rm sSFR})	-12.430	-10.892	-9.726
{\rm stellar\ age}	5.149	7.722	11.497

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.215	-0.702	-0.373
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.476	-0.081	0.265

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.950	1.188	1.455
\delta	-0.423	-0.203	0.178
\tau_1/\tau_2	0.452	0.810	1.197
Q_{PAH}	0.974	2.580	4.834
U_{min}	2.594	7.840	15.653
{\rm log}_{10}(\gamma_e)\,	-3.436	-2.539	-1.374

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.884	-1.129	-0.615
{\rm log}_{10}(\tau_{AGN})\,	1.123	1.768	2.050

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.545	0.191	0.887
0.03-0.10 Gyr	-2.552	-0.446	0.678
0.10-0.33 Gyr	-2.878	-0.456	0.734
0.33-1.10 Gyr	-2.732	-0.192	0.761
1.10-3.64 Gyr	-1.754	0.429	0.845
3.64-12.04 Gyr	-0.442	0.624	1.027
12.04-13.38 Gyr	-0.445	0.701	1.927