Metric (Imperial)

Date	Time (cdt)	Wind (kph)	Vis. (km)	Weather	Sky Cond.	Temperature (ºC)				Relative Humidity	Wind Chill (°C)	Heat Index (°C)	Pressure		Precipitation (cm)
						Air	Dwpt	6 hour					altimeter (cm)	sea level (mb)	1 hr	3 hr	6 hr
								Max.	Min.
27	23:55	NE 15	16.09	Overcast	OVC065	19	13			68%			76.35	0.0
27	23:35	SE 6	16.09	Overcast	BKN060 OVC070	19	15			78%			76.33	0.0
27	23:15	Calm	16.09	Overcast	OVC065	19	15			78%			76.33	0.0
27	22:55	Calm	16.09	Overcast	BKN065 OVC070	20	15			73%			76.33	0.0
27	22:35	Calm	16.09	Overcast	BKN065 OVC075	20	15			73%			76.33	0.0
27	22:15	N 11	16.09	Overcast	OVC065	20	16			78%			76.33	0.0
27	21:55	N 7	16.09	Overcast	OVC070	20	16			78%			76.33	0.0
27	21:35	N 7	16.09	Overcast	OVC065	20	16			78%			76.3	0.0
27	21:15	NW 9	16.09	Partly Cloudy	SCT060	20	16			78%			76.3	0.0
27	20:55	NW 9	16.09	Fair	CLR	21	13			60%			76.28	0.0
27	20:35	Vrbl 6	14.48	Fair	CLR	21	15			69%			76.28	0.0
27	20:15	NW 7	16.09	Fair	CLR	22	12			53%			76.25	0.0
27	19:55	NW 7	16.09	Fair	CLR	23	12			50%			76.25	0.0
27	19:35	N 9	16.09	Fair	CLR	23	14			57%			76.25	0.0
27	19:15	N 7	16.09	A Few Clouds	FEW070	24	12			47%		25	76.25	0.0
27	18:55	N 7	16.09	A Few Clouds	FEW070	25	13			47%		26	76.23	0.0
27	18:35	NW 15	16.09	A Few Clouds	FEW070	25	11			42%		26	76.25	0.0
27	18:15	N 9	16.09	NULL	NULL	24	14			54%		25	76.25	0.0
27	17:55	N 9	16.09	NULL	NULL	25	13			47%		26	76.25	0.0
27	17:35	N 13	16.09	A Few Clouds	FEW070	24	14			54%		25	76.25	0.0
27	17:15	N 13	16.09	Mostly Cloudy	BKN070	25	13			47%		26	76.23	0.0
27	16:55	N 6	16.09	Mostly Cloudy	BKN070	25	14			51%		26	76.25	0.0
27	16:35	N 9	16.09	Fair	CLR	26	10			37%		26	76.25	0.0
27	16:15	N 11	16.09	NULL	NULL	26	10			37%		26	76.25	0.0
27	15:55	N 11	16.09	NULL	NULL	25	13			47%		26	76.28	0.0
27	15:35	N 11	16.09	Fair	CLR	26	12			42%		26	76.28	0.0
27	15:15	NE 6	16.09	Fair	CLR	25	13			47%		26	76.25	0.0
27	14:55	Calm	16.09	A Few Clouds	FEW065	24	12			47%		25	76.28	0.0
27	14:35	Calm	16.09	A Few Clouds	FEW070	24	13			50%		25	76.28	0.0
27	14:15	Calm	16.09	Partly Cloudy	FEW055 SCT070	24	13			50%		25	76.28	0.0
27	13:55	Calm	16.09	Partly Cloudy	SCT055	24	12			47%		25	76.3	0.0
27	13:35	Calm	14.48	Fair	CLR	24	13			50%		25	76.3	0.0
27	13:15	Calm	16.09	A Few Clouds	FEW070	24	13			50%		25	76.3	0.0
27	12:55	Calm	16.09	Mostly Cloudy	BKN065	24	14			54%		25	76.3	0.0
27	12:35	Calm	16.09	Mostly Cloudy	FEW049 SCT060 BKN070	24	14			54%		25	76.3	0.0
27	12:15	NE 7	16.09	Fair	CLR	23	15			61%			76.3	0.0
27	11:55	Vrbl 7	16.09	Fair	CLR	24	15			57%		25	76.3	0.0
27	11:35	Calm	16.09	Fair	CLR	23	15			61%			76.3	0.0
27	11:15	Calm	16.09	Fair	CLR	23	14			57%			76.33	0.0
27	10:55	Calm	16.09	A Few Clouds	FEW060	22	15			65%			76.3	0.0
27	10:35	Calm	16.09	Mostly Cloudy	BKN060 BKN070	21	15			69%			76.3	0.0
27	10:15	Calm	16.09	Mostly Cloudy	BKN060 BKN070	21	15			69%			76.3	0.0
27	09:55	Calm	16.09	Fair	CLR	19	15			78%			76.3	0.0
27	09:35	Calm	16.09	Fair	CLR	19	15			78%			76.3	0.0
27	09:15	Calm	14.48	Fair	CLR	18	14			78%			76.28	0.0
27	08:55	Calm	16.09	Fair	CLR	18	15			83%			76.3	0.0
27	08:35	SW 6	16.09	Fair	CLR	17	15			88%			76.3	0.0
27	08:15	Calm	16.09	Fair	CLR	16	15			94%			76.28	0.0
27	07:55	SW 6	14.48	Fair	CLR	15	15			100%			76.28	0.0
27	07:35	SW 6	16.09	Fair	CLR	15	15			100%			76.25	0.0
27	07:15	SW 9	14.48	Fair	CLR	14	14			100%			76.25	0.0
27	06:55	SW 7	14.48	Fair	CLR	14	14			100%			76.25	0.0
27	06:35	SW 7	16.09	Fair	CLR	14	14			100%			76.23	0.0
27	06:15	SW 7	16.09	A Few Clouds	FEW055 FEW065	14	14			100%			76.23	0.0
27	05:55	S 6	16.09	Mostly Cloudy	FEW042 SCT049 BKN060	14	14			100%			76.2	0.0
27	05:35	S 7	16.09	Mostly Cloudy	FEW042 SCT050 BKN060	14	14			100%			76.17	0.0
27	05:15	SW 9	16.09	Mostly Cloudy	FEW040 SCT047 BKN055	14	14			100%			76.17	0.0
27	04:55	S 7	16.09	Mostly Cloudy	SCT041 SCT048 BKN060	15	14			94%			76.17	0.0
27	04:35	S 11	16.09	Mostly Cloudy	FEW041 SCT049 BKN060	15	14			94%			76.15	0.0
27	04:15	S 7	16.09	Mostly Cloudy	FEW039 SCT045 BKN050	15	15			100%			76.15	0.0
27	03:55	S 9	16.09	Mostly Cloudy	FEW044 SCT049 BKN055	15	15			100%			76.12	0.0
27	03:35	S 11	16.09	Overcast	FEW046 BKN055 OVC065	16	15			94%			76.12	0.0
27	03:15	S 9	16.09	Mostly Cloudy	SCT049 BKN055	16	15			94%			76.12	0.0
27	02:55	Calm	16.09	Mostly Cloudy	FEW044 BKN050 BKN065	16	15			94%			76.12	0.0
27	02:35	Vrbl 7	16.09	Mostly Cloudy	FEW044 BKN050 BKN060	17	15			88%			76.12	0.0
27	02:15	S 7	16.09	Mostly Cloudy	FEW046 BKN055 BKN065	17	15			88%			76.12	0.0
27	01:55	Calm	16.09	Overcast	FEW041 SCT047 OVC060	18	15			83%			76.1	0.0
27	01:35	SW 9	16.09	Overcast	SCT042 SCT050 OVC060	18	15			83%			76.12	0.0
27	01:15	SW 7	16.09	Mostly Cloudy	FEW039 SCT045 BKN050	19	15			78%			76.12	0.0
27	00:55	NW 9	16.09	Overcast	SCT038 BKN050 OVC065	19	15			78%			76.12	0.0
27	00:35	Calm	16.09	Overcast	FEW037 FEW043 OVC060	19	16			83%			76.12	0.0
27	00:15	Calm	16.09	Overcast	OVC055	20	14			69%			76.1	0.0
26	23:55	NW 13	16.09	Overcast	OVC050	20	14			69%			76.1	0.0
26	23:35	NW 13	16.09	Overcast	OVC049	19	15			78%			76.1	0.0
26	23:15	N 7	16.09	Overcast	OVC047	20	15			73%			76.1	0.0
26	22:55	NW 15	16.09	Overcast	OVC042	21	15			69%			76.07	0.0
26	22:35	NW 15	16.09	Overcast	SCT037 BKN044 OVC050	21	15			69%			76.07	0.0
26	22:15	NW 15	16.09	Mostly Cloudy	FEW036 BKN048 BKN060	21	16			73%			76.05	0.0
26	21:55	NW 17 G 30	16.09	Mostly Cloudy	FEW035 SCT041 BKN047	21	16			73%			76.05	0.0
26	21:35	NW 19	16.09	Mostly Cloudy	FEW034 SCT041 BKN055	22	16			69%			76.02	0.0
26	21:15	NW 20	16.09	Partly Cloudy	FEW038 SCT047 SCT055	22	16			69%			76.02	0.0
26	20:55	NW 13	16.09	A Few Clouds	FEW050 FEW060	21	17			78%			76.02	0.0
26	20:35	NW 15	16.09	Fair	CLR	22	17			73%			76.02	0.0
26	20:15	NW 11	16.09	A Few Clouds	FEW075	23	16			65%			76	0.0
26	19:55	NW 13	16.09	Partly Cloudy	SCT080	23	16			65%			75.97	0.0
26	19:35	NW 13	16.09	Partly Cloudy	SCT080	24	16			61%		25	75.97	0.0
26	19:15	NW 13	16.09	Fair	CLR	24	15			57%		25	75.97	0.0
26	18:55	N 11	16.09	Partly Cloudy	FEW055 SCT065 SCT080	24	16			61%		25	75.97	0.0
26	18:35	NW 11	16.09	Mostly Cloudy	SCT055 SCT065 BKN080	24	15			57%		25	75.97	0.0
26	18:15	NW 7	16.09	Mostly Cloudy	SCT055 SCT065 BKN080	25	16			57%		26	75.97	0.0
26	17:55	N 6	16.09	Mostly Cloudy	FEW060 BKN075	25	16			57%		26	75.97	0.0
26	17:35	N 9	14.48	A Few Clouds	FEW080	24	16			61%		25	75.97	0.0
26	17:15	N 9	16.09	Mostly Cloudy	FEW045 SCT055 BKN075	24	17			65%		25	75.97	0.0
26	16:55	N 9	16.09	Overcast	SCT045 SCT050 OVC075	25	17			61%		26	75.97	0.0
26	16:35	NW 17 G 28	16.09	Overcast	FEW043 FEW055 OVC075	25	16			57%		26	75.97	0.0
26	16:15	NW 24	16.09	Overcast	SCT042 BKN047 OVC070	24	16			61%		25	75.95	0.0
26	15:55	NW 13	16.09	Overcast	FEW039 SCT049 OVC070	24	16			61%		25	75.95	0.0
26	15:35	NW 20	16.09	Overcast	SCT039 SCT049 OVC065	24	16			61%		25	75.95	0.0
26	15:15	NW 22	16.09	Overcast	SCT039 SCT045 OVC065	24	17			65%		25	75.95	0.0
26	14:55	NW 20 G 33	16.09	Overcast	SCT042 BKN047 OVC060	24	16			61%		25	75.95	0.0
26	14:35	NW 24	16.09	Overcast	SCT041 BKN047 OVC065	24	16			61%		25	75.95	0.0
26	14:15	NW 19 G 31	16.09	Overcast	SCT041 SCT046 OVC060	24	16			61%		25	75.95	0.0
26	13:55	NW 30	16.09	Overcast	BKN040 OVC060	24	17			65%		25	75.92	0.0
26	13:35	NW 26	16.09	Overcast	SCT039 OVC060	24	16			61%		25	75.92	0.0
26	13:15	NW 20	16.09	Overcast	OVC060	23	16			65%			75.92	0.0
26	12:55	NW 24	16.09	Mostly Cloudy	FEW047 BKN060	23	17			69%			75.92	0.0
26	12:35	NW 17 G 31	16.09	Overcast	FEW041 BKN047 OVC065	23	17			69%			75.92	0.0
26	12:15	NW 24	16.09	NULL	NULL	24	17			65%		25	75.92	0.0
26	11:35	N 13 G 24	16.09	Mostly Cloudy	BKN029 BKN038 BKN060	22	17			73%			75.9	0.0
26	11:15	NW 19 G 31	16.09	Mostly Cloudy	SCT027 BKN032 BKN041	23	17			69%			75.9	0.0
26	10:55	NW 20	16.09	Overcast	BKN026 BKN030 OVC044	21	18			83%			75.9	0.0
26	10:35	NW 22	16.09	Overcast	BKN027 BKN035 OVC043	21	17			78%			75.87	0.0
26	10:15	W 22	16.09	Overcast	SCT024 BKN029 OVC037	21	17			78%			75.87	0.0
26	09:55	W 17 G 28	16.09	Overcast	BKN024 BKN031 OVC050	20	17			83%			75.84	0.0
26	09:35	W 17 G 28	16.09	Overcast	BKN022 BKN033 OVC050	20	18			88%			75.84	0.0
26	09:15	W 19	16.09	Overcast	OVC021	19	18			94%			75.84	0.0
26	08:55	W 19	16.09	Overcast	OVC019	19	18			94%			75.84	0.0
26	08:35	SW 15	16.09	Overcast	OVC019	18	18			100%			75.82	0.0
26	08:15	SW 17	16.09	Overcast	OVC019	18	18			100%			75.82	0.0
26	07:55	S 13	16.09	Overcast	BKN019 BKN032 OVC049	18	18			100%			75.82	0.0
26	07:35	S 13	16.09	Mostly Cloudy	SCT018 BKN031 BKN041	18	18			100%			75.82	0.0
26	07:15	S 17	16.09	Overcast	BKN017 BKN023 OVC060	18	17			94%			75.79	0.0
26	06:55	S 17	16.09	Mostly Cloudy	BKN017	17	17			100%			75.77	0.0
26	06:35	S 15	16.09	A Few Clouds	FEW018	17	17			100%			75.77	0.0
26	06:15	Vrbl 11	16.09	Fair	CLR	18	18			100%			75.77	0.0
26	05:55	W 15 G 28	16.09	Fair	CLR	19	18			94%			75.74	0.0
26	05:35	W 17 G 28	16.09	Fair	CLR	19	18			94%			75.74	0.0
26	05:15	NW 24	16.09	Partly Cloudy	FEW036 FEW042 SCT120	19	18			94%			75.72	0.0
26	04:55	W 28	16.09	Partly Cloudy	FEW046 SCT060 SCT120	19	18			94%			75.72	0.0
26	04:35	W 17	16.09	Mostly Cloudy	FEW048 SCT100 BKN120	19	18			94%			75.72	0.0
26	04:15	SW 13 G 22	16.09	Mostly Cloudy	FEW050 BKN095	19	18			94%			75.72	0.0
26	03:55	Vrbl 9	16.09	Overcast	FEW016 OVC100	18	18			100%			75.69	0.0
26	03:35	SW 15	16.09	Overcast	SCT016 OVC095	18	18			100%			75.69	0.0
26	03:15	SW 13	16.09	Partly Cloudy	FEW016 FEW050 SCT100	17	17			100%			75.72	0.0
26	02:55	S 13	16.09	Fair	CLR	18	18			100%			75.72	0.0
26	02:35	W 15	16.09	Fair	CLR	19	18			94%			75.72	0.0
26	02:15	W 17	16.09	Fair	CLR	19	18			94%			75.72	0.0
26	01:55	SW 13	16.09	Fair	CLR	18	18			100%			75.72	0.0
26	01:35	SW 13	16.09	Fair	CLR	18	18			100%			75.72	0.0
26	01:15	SW 11	16.09	Fair	CLR	19	18			94%			75.72	0.0
26	00:55	W 15	16.09	Fair	CLR	19	18			94%			75.72	0.0
26	00:35	W 13 G 24	16.09	Fair	CLR	19	18			94%			75.72	0.0
26	00:15	W 15	16.09	Fair	CLR	19	19			100%			75.72	0.0
25	23:55	W 17 G 26	16.09	Fair	CLR	19	19			100%			75.72	0.0
25	23:35	SW 13	16.09	Partly Cloudy	FEW049 SCT090 SCT120	19	19			100%			75.72	0.0
25	23:15	SW 11	16.09	Mostly Cloudy	FEW050 BKN090 BKN110	19	19			100%			75.72	0.0
25	22:55	SW 11	16.09	Overcast	BKN090 OVC110	19	19			100%			75.72	0.0
25	22:35	S 6	12.87	Overcast	FEW075 OVC100	19	19			100%			75.74	0.0
25	22:15	N 6	16.09	Mostly Cloudy	FEW020 SCT075 BKN095	19	19			100%			75.77	0.0
25	21:55	W 9	16.09	Mostly Cloudy	FEW009 SCT055 BKN090	19	19			100%			75.74	0.0
25	21:35	NW 13	16.09	Partly Cloudy	FEW050 SCT060 SCT075	19	19			100%			75.74	0.0
25	21:15	Vrbl 11	16.09	Mostly Cloudy	BKN060 BKN070 BKN095	19	19			100%			75.72	0.0
25	20:55	S 20 G 30	9.66	Light Rain Fog/Mist	SCT007 BKN060 OVC075	19	19			100%			75.69	0.0	0.38
25	20:35	SE 20	2.41	Heavy Rain Fog/Mist	BKN005 BKN016 OVC037	19	19			100%			75.72	0.0
25	20:15	SW 7	4.02	Light Rain Fog/Mist	FEW016 SCT038 BKN065	19	19			100%			75.74	0.0
25	19:55	SE 17	16.09	Overcast	SCT035 BKN050 OVC100	19	19			100%			75.69	0.0	0.05
25	19:35	SE 7 G 19	16.09	Mostly Cloudy	BKN034 BKN065 BKN075	19	19			100%			75.74	0.0
25	19:15	S 6	11.27	Light Rain	SCT035 SCT042 BKN048	20	19			94%			75.74	0.0
25	18:55	Calm	14.48	Overcast	SCT038 OVC055	20	19			94%			75.74	0.0	1.17
25	18:35	Calm	16.09	Thunderstorm in Vicinity	FEW003 SCT029 BKN042	19	19			100%			75.74	0.0
25	18:15	NW 24 G 52	0.40	Thunderstorm Heavy Rain Fog	BKN003 OVC033	19	19			100%			75.77	0.0
25	17:55	N 30 G 43	11.27	Light Rain	SCT047 BKN060 OVC110	18	18			100%			75.72	0.0
25	17:35	NE 19	16.09	Mostly Cloudy	SCT046 BKN110	18	18			100%			75.67	0.0
25	17:15	NE 17	16.09	A Few Clouds	FEW046	18	17			94%			75.67	0.0
25	16:55	NE 15	16.09	Thunderstorm in Vicinity	CLR	19	17			88%			75.67	0.0
25	16:35	NE 9	16.09	A Few Clouds	FEW047	20	17			83%			75.69	0.0
25	16:15	NE 9	16.09	A Few Clouds	FEW046	20	17			83%			75.72	0.0
25	15:55	E 9	16.09	Partly Cloudy	SCT047	20	17			83%			75.74	0.0
25	15:35	NE 7	16.09	Overcast	BKN048 OVC055	19	17			88%			75.77	0.0
25	15:15	NE 9	16.09	Overcast	OVC050	19	17			88%			75.82	0.0
25	14:55	NE 15	16.09	Mostly Cloudy	BKN050	19	17			88%			75.82	0.0
25	14:35	NE 11	16.09	Fair	CLR	20	17			83%			75.84	0.0
25	14:15	NE 13	16.09	A Few Clouds	FEW110	20	17			83%			75.84	0.0
25	13:55	NE 11	16.09	A Few Clouds	FEW110	19	17			88%			75.87	0.0
25	13:35	NE 13	16.09	A Few Clouds	FEW100	19	17			88%			75.87	0.0
25	13:15	NE 15	16.09	Fair	CLR	19	17			88%			75.9	0.0
25	12:55	NE 15	16.09	A Few Clouds	FEW090	19	16			83%			75.92	0.0
25	12:35	NE 19	16.09	Fair	CLR	18	16			88%			75.95	0.0
25	12:15	NE 13	16.09	A Few Clouds	FEW070 FEW090	18	16			88%			75.97	0.0
25	11:55	NE 13	16.09	A Few Clouds	FEW090 FEW110	19	16			83%			76	0.0
25	11:35	NE 11	16.09	Mostly Cloudy	BKN090 BKN120	19	17			88%			76.02	0.0
25	11:15	NE 15	16.09	Overcast	OVC085	18	17			94%			76.02	0.0
25	10:55	NE 13	16.09	Mostly Cloudy	BKN090 BKN110	18	17			94%			76.05	0.0
25	10:35	NE 15	16.09	Mostly Cloudy	BKN100	18	16			88%			76.05	0.0
25	10:15	NE 17	16.09	Mostly Cloudy	BKN110	18	17			94%			76.05	0.0
25	09:55	NE 19	16.09	Mostly Cloudy	SCT040 BKN110	18	17			94%			76.07	0.0
25	09:35	NE 13	16.09	Mostly Cloudy	BKN041 BKN110	18	17			94%			76.07	0.0
25	09:15	NE 15	16.09	Partly Cloudy	SCT050	18	17			94%			76.1	0.0
25	08:55	NE 15	16.09	Overcast	FEW037 OVC048	17	17			100%			76.12	0.0
25	08:35	NE 9	16.09	Overcast	BKN040 OVC046	17	16			94%			76.12	0.0
25	08:15	NE 9	16.09	Mostly Cloudy	BKN039 BKN060	17	16			94%			76.12	0.0
25	07:55	N 11	16.09	Mostly Cloudy	SCT036 BKN043 BKN090	16	16			100%			76.15	0.0
25	07:35	N 13	16.09	Mostly Cloudy	SCT036 BKN043 BKN090	16	16			100%			76.15	0.0
25	07:15	NW 11	16.09	Partly Cloudy	SCT095	17	16			94%			76.15	0.0
25	06:55	NE 7	16.09	Partly Cloudy	FEW032 FEW037 SCT095	17	16			94%			76.12	0.0
25	06:35	NE 11	16.09	Partly Cloudy	SCT034	17	17			100%			76.12	0.0
25	06:15	NE 13	16.09	Partly Cloudy	SCT026 SCT036 SCT047	17	17			100%			76.15	0.0
25	05:55	NE 15	16.09	Overcast	OVC027	16	16			100%			76.15	0.0
25	05:35	NE 15	16.09	Overcast	BKN028 OVC032	16	16			100%			76.17	0.0
25	05:15	NE 19	16.09	Overcast	OVC031	16	16			100%			76.15	0.0
25	04:55	NE 19	16.09	Overcast	BKN035 OVC041	16	16			100%			76.17	0.0
25	04:35	NE 15	16.09	Overcast	OVC034	16	16			100%			76.17	0.0
25	04:15	NE 13	16.09	Mostly Cloudy	BKN034 BKN120	16	16			100%			76.17	0.0
25	03:55	NE 15	16.09	Overcast	BKN035 OVC120	16	16			100%			76.17	0.0
25	03:35	NE 15	16.09	Overcast	BKN035 BKN042 OVC120	17	16			94%			76.17	0.0
25	03:15	NE 15	16.09	Overcast	OVC043	17	16			94%			76.17	0.0
25	02:55	NE 15	16.09	Overcast	OVC042	17	16			94%			76.2	0.0
25	02:35	NE 15	16.09	Overcast	OVC043	17	16			94%			76.2	0.0
25	02:15	NE 15	16.09	Overcast	BKN045 BKN055 OVC070	17	16			94%			76.23	0.0
25	01:55	NE 15	16.09	Overcast	BKN047 BKN055 OVC065	17	16			94%			76.25	0.0
25	01:35	NE 9	16.09	Overcast	BKN048 OVC060	17	14			83%			76.28	0.0
25	01:15	NE 15	16.09	Overcast	BKN050 OVC060	17	17			100%			76.28	0.0
25	00:55	E 9	16.09	Overcast	BKN050 OVC055	17	14			83%			76.28	0.0
25	00:35	E 11	16.09	Overcast	OVC055	17	15			88%			76.28	0.0
25	00:15	Calm	16.09	Overcast	OVC060	18	14			78%			76.28	0.0
Date	Time (cdt)	Wind (kph)	Vis. (km)	Weather	Sky Cond.	Air	Dwpt	Max.	Min.	Relative Humidity	Wind Chill (°C)	Heat Index (°C)	altimeter (cm)	sea level (mb)	1 hr	3 hr	6 hr
								6 hour
						Temperature (ºC)							Pressure		Precipitation (cm)