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.
26	21:55	E 17	14.48	Overcast	BKN080 BKN090 OVC210	23.8	21.1			85%			76.48	0.0
26	21:35	E 22	14.48	Mostly Cloudy	BKN085 BKN210	23.7	20.9			84%			76.48	0.0
26	21:15	E 20 G 31	16.09	Overcast	OVC080	23.9	21			84%		24	76.48	0.0
26	20:55	E 20	16.09	Overcast	OVC080	23.9	21			84%		24	76.45	0.0
26	20:35	E 22	14.48	Overcast	OVC080	23.9	21.2			85%		24	76.45	0.0
26	20:15	E 22	14.48	Overcast	OVC085	24.1	21.6			86%		24	76.45	0.0
26	19:55	E 20 G 30	14.48	Overcast	OVC085	24.3	21.8			86%		24	76.45	0.0
26	19:35	E 20	14.48	Mostly Cloudy	BKN090	24.3	21.6			85%		25	76.43	0.0
26	19:15	E 17	16.09	Mostly Cloudy	BKN090	24.2	21.7			86%		24	76.43	0.0
26	18:55	E 19	12.87	Partly Cloudy	SCT090	24.3	21.6	28.4	24.3	85%		25	76.43	0.0
26	18:40	E 22	14.48	Mostly Cloudy	BKN090	24.5	21.5			83%		25	76.43	0.0
26	18:35	E 20	14.48	Mostly Cloudy	BKN090	24.6	21.5			83%		25	76.43	0.0
26	18:15	SE 22	14.48	Overcast	OVC090	25.2	21.4			80%		26	76.43	0.0
26	17:55	SE 22	12.87	Overcast	OVC090	25.6	21.4			78%		27	76.43	0.0
26	17:35	E 26	14.48	Overcast	OVC090	25.7	21.2			76%		27	76.43	0.0
26	17:15	E 22	14.48	Overcast	OVC090	25.9	21			74%		27	76.43	0.0
26	16:55	SE 24	14.48	Partly Cloudy	SCT095	26.6	20.7			70%		28	76.43	0.0
26	16:35	SE 28	16.09	Fair	CLR	26.8	20.4			68%		28	76.43	0.0
26	16:15	SE 24	16.09	Fair	CLR	27	19.9			65%		28	76.43	0.0
26	15:55	SE 26 G 35	16.09	Fair	CLR	27	20.5			68%		29	76.45	0.0
26	15:35	SE 26	16.09	Fair	CLR	27.1	20.4			67%		29	76.48	0.0
26	15:15	SE 30 G 37	16.09	A Few Clouds	FEW230	27.4	19.3			61%		29	76.48	0.0
26	14:55	SE 24 G 39	16.09	Mostly Cloudy	SCT075 BKN230	27.3	19.3			62%		29	76.48	0.0
26	14:35	SE 28	16.09	Overcast	OVC075	28.1	18.2			55%		29	76.48	0.0
26	14:15	SE 30 G 35	16.09	Mostly Cloudy	BKN075	28.2	17.9			54%		29	76.5	0.0
26	13:55	SE 30	16.09	Mostly Cloudy	BKN075	28.1	16.3			49%		28	76.53	0.0
26	13:35	SE 28	16.09	Mostly Cloudy	BKN075	28.3	16.3			48%		29	76.56	0.0
26	13:15	E 19 G 30	16.09	Mostly Cloudy	BKN075 BKN230	27.5	17.8			56%		28	76.58	0.0
26	12:55	E 24 G 33	16.09	Overcast	OVC230	27.2	19.4	27.5	18.8	62%		29	76.63	0.0
26	12:35	E 17	16.09	Mostly Cloudy	BKN230	26.9	19.6			64%		28	76.66	0.0
26	12:15	E 26 G 33	16.09	Partly Cloudy	SCT230	27.4	19.8			63%		29	76.68	0.0
26	11:55	E 24	16.09	A Few Clouds	FEW230	27.3	19.2			61%		29	76.68	0.0
26	11:35	E 24	16.09	Partly Cloudy	SCT230 SCT250	27	19.3			63%		28	76.68	0.0
26	11:15	E 24	16.09	Mostly Cloudy	FEW230 BKN250	26.4	19.7			67%		28	76.68	0.0
26	10:55	E 19	16.09	Mostly Cloudy	BKN240	25.5	19.8			71%		27	76.68	0.0
26	10:35	E 19	16.09	Mostly Cloudy	BKN250	24.6	19.4			73%		25	76.68	0.0
26	10:15	E 15	14.48	Overcast	OVC250	23.5	19.1			76%			76.68	0.0
26	09:55	E 13	14.48	Overcast	OVC250	22.2	18.8			81%			76.68	0.0
26	09:35	NE 15	12.87	Mostly Cloudy	BKN250	21.5	18.3			82%			76.68	0.0
26	09:15	NE 17	12.87	Overcast	OVC240	20.7	18			85%			76.68	0.0
26	08:55	NE 19	12.87	Overcast	OVC240	19.9	17.6			87%			76.66	0.0
26	08:35	NE 19	11.27	Overcast	OVC230	19.5	17.4			88%			76.66	0.0
26	07:55	NE 13	12.87	Overcast	SCT230 OVC250	18.8	17.1			90%			76.66	0.0
26	07:35	NE 15	11.27	Overcast	BKN230 OVC250	18.9	17			89%			76.63	0.0
26	07:15	NE 15	12.87	Overcast	BKN230 OVC250	18.9	17			89%			76.61	0.0
26	06:55	NE 15	14.48	Overcast	BKN230 OVC260	18.8	16.8	20.9	17.3	88%			76.63	0.0
26	06:35	NE 15	14.48	Overcast	OVC250	18.7	16.6			88%			76.61	0.0
26	06:15	NE 13	14.48	Overcast	OVC250	18.4	16.2			87%			76.61	0.0
26	05:55	NE 15	12.87	Overcast	SCT240 OVC260	18.5	16.1			86%			76.61	0.0
26	05:35	NE 15	14.48	Overcast	SCT240 OVC260	18.3	16			87%			76.61	0.0
26	05:15	NE 9	14.48	Mostly Cloudy	FEW220 BKN260	18.3	15.9			86%			76.58	0.0
26	04:55	NE 13	16.09	Overcast	OVC220	18.1	15.8			87%			76.58	0.0
26	04:35	NE 11	16.09	Overcast	OVC220	17.9	15.7			87%			76.58	0.0
26	04:15	NE 11	14.48	Overcast	SCT230 OVC260	17.9	15.3			85%			76.58	0.0
26	03:55	N 9	14.48	Overcast	OVC260	17.3	14.6			84%			76.61	0.0
26	03:35	N 7	14.48	Overcast	OVC260	17.4	14.6			84%			76.63	0.0
26	03:15	N 9	14.48	Overcast	OVC260	17.6	14.7			83%			76.63	0.0
26	02:55	N 9	14.48	Overcast	FEW230 OVC260	17.4	14.5			83%			76.68	0.0
26	02:35	N 9	14.48	Overcast	SCT240 OVC260	17.6	14.7			83%			76.68	0.0
26	02:15	N 11	14.48	Mostly Cloudy	BKN250 BKN270	17.9	15.2			84%			76.68	0.0
26	01:55	N 11	14.48	A Few Clouds	FEW300	18.4	15.3			82%			76.68	0.0
26	01:35	N 11	14.48	A Few Clouds	FEW300	19.7	16.1			80%			76.68	0.0
26	01:15	NE 9	14.48	Fair	CLR	20.5	16.6			78%			76.68	0.0
26	00:55	E 13	14.48	Fair	CLR	20.8	15.7	23.7	20.6	73%			76.68	0.0
26	00:35	E 15	16.09	Fair	CLR	20.7	15.4			72%			76.68	0.0
26	00:15	E 17	16.09	Fair	CLR	20.8	15.2			70%			76.68	0.0
25	23:55	E 17	14.48	Fair	CLR	21.1	15.2			69%			76.66	0.0
25	23:35	E 20	16.09	Fair	CLR	21.1	14.9			68%			76.66	0.0
25	23:15	E 19	14.48	Fair	CLR	21.1	14.7			67%			76.66	0.0
25	22:55	E 19	16.09	Fair	CLR	21.1	14.6			67%			76.68	0.0
25	22:35	E 19	16.09	Fair	CLR	21.2	14.6			66%			76.68	0.0
25	22:15	E 20	14.48	Fair	CLR	21.3	14.7			66%			76.68	0.0
25	21:55	E 22	14.48	Fair	CLR	21.6	15			66%			76.68	0.0
25	21:35	E 20	16.09	Fair	CLR	21.8	15			65%			76.68	0.0
25	21:15	E 22	16.09	Fair	CLR	22.1	15.2			65%			76.68	0.0
25	20:55	E 20	16.09	Fair	CLR	22.5	14.9			62%			76.66	0.0
25	20:35	E 24	16.09	Fair	CLR	22.8	15.2			62%			76.63	0.0
25	20:15	E 17	16.09	Fair	CLR	23.1	15.6			63%			76.63	0.0
25	19:55	E 17	16.09	Fair	CLR	23.2	17			68%			76.66	0.0
25	19:35	E 15	16.09	Fair	CLR	23.4	16.9			67%			76.66	0.0
25	19:15	E 17	16.09	Fair	CLR	23.5	16.6			65%			76.66	0.0
25	18:55	E 17	16.09	Fair	CLR	23.8	16.4	28.4	23.8	63%			76.63	0.0
25	18:35	E 20	16.09	Fair	CLR	24	16			61%		25	76.63	0.0
25	18:15	E 20	16.09	Fair	CLR	24.3	16.2			61%		25	76.63	0.0
25	17:55	E 20	16.09	Fair	CLR	24.7	16.4			60%		26	76.63	0.0
25	17:35	E 22	16.09	Fair	CLR	24.9	16.5			60%		26	76.63	0.0
25	17:15	E 20	16.09	Fair	CLR	25.1	16.3			58%		26	76.63	0.0
25	16:55	SE 24	16.09	Fair	CLR	25.5	16.5			58%		26	76.63	0.0
25	16:35	SE 24	16.09	A Few Clouds	FEW320	25.9	16.1			55%		27	76.63	0.0
25	16:15	SE 24	16.09	Partly Cloudy	FEW055 SCT290	26.2	15.3			51%		27	76.66	0.0
25	15:55	SE 26	16.09	Overcast	OVC050	26.3	15.3			51%		27	76.66	0.0
25	15:35	E 20	16.09	Mostly Cloudy	BKN050	26.6	15.5			51%		27	76.66	0.0
25	15:15	E 19	16.09	Mostly Cloudy	SCT055 BKN070	26.2	15.4			51%		27	76.66	0.0
25	14:55	SE 24	16.09	Overcast	OVC050	26.3	15.8			53%		27	76.68	0.0
25	14:35	E 22	16.09	Mostly Cloudy	BKN055	26.5	15.4			51%		27	76.68	0.0
25	14:15	E 26	16.09	Mostly Cloudy	BKN055	27.3	15.5			49%		28	76.71	0.0
25	13:55	E 30	16.09	A Few Clouds	FEW050	27.7	15.7			48%		28	76.73	0.0
25	13:35	E 30 G 37	16.09	A Few Clouds	FEW370	27.7	16.4			50%		28	76.76	0.0
25	13:15	E 28	16.09	Fair	CLR	27.4	16.8			52%		28	76.76	0.0
25	12:55	E 28 G 39	16.09	Fair	CLR	27.4	17.5	27.5	20.1	55%		28	76.78	0.0
25	12:35	SE 30 G 37	16.09	A Few Clouds	FEW370	27.2	17.6			56%		28	76.81	0.0
25	12:15	E 31	16.09	A Few Clouds	FEW070	27.1	17.6			56%		28	76.81	0.0
25	11:55	E 26	16.09	A Few Clouds	FEW070	27	18			58%		28	76.84	0.0
25	11:35	E 24	16.09	Fair	CLR	27	18.1			58%		28	76.84	0.0
25	11:15	E 26	16.09	Fair	CLR	26.9	18.8			61%		28	76.84	0.0
25	10:55	E 22	16.09	Fair	CLR	26.3	19.5			66%		28	76.84	0.0
25	10:35	E 19	16.09	Fair	CLR	26	19.9			69%		27	76.81	0.0
25	10:15	E 22	16.09	Fair	CLR	24.9	19.9			74%		26	76.81	0.0
25	09:55	E 20	16.09	Fair	CLR	24.9	20.2			75%		26	76.78	0.0
25	09:35	NE 20	16.09	Fair	CLR	23.9	20			79%		24	76.78	0.0
25	09:15	NE 15	16.09	Fair	CLR	22	19.4			85%			76.76	0.0
25	08:55	NE 17	16.09	Fair	CLR	21.6	19.4			87%			76.76	0.0
25	08:35	NE 13	16.09	A Few Clouds	FEW033	21.2	19.3			89%			76.73	0.0
25	08:15	NE 13	16.09	Fair	CLR	20.5	19			91%			76.73	0.0
25	07:55	NE 11	16.09	Fair	CLR	20.1	18.8			92%			76.71	0.0
25	07:35	NE 11	16.09	Fair	CLR	20.5	18.9			91%			76.68	0.0
25	07:15	NE 17	16.09	Fair	CLR	20.9	19.2			90%			76.68	0.0
25	06:55	NE 13	16.09	Fair	CLR	20.7	19.1	21.6	19.7	91%			76.68	0.0
25	06:35	NE 11	16.09	Fair	CLR	20.9	19.2			90%			76.66	0.0
25	06:15	NE 15	16.09	Fair	CLR	20.6	19.3			92%			76.63	0.0
25	05:55	NE 11	16.09	Fair	CLR	20.4	19.4			94%			76.63	0.0
25	05:35	NE 13	16.09	Fair	CLR	20.8	19.6			93%			76.61	0.0
25	05:15	NE 13	16.09	Fair	CLR	20.1	19.5			96%			76.61	0.0
25	04:55	E 11	16.09	Fair	CLR	20.5	19.7			95%			76.61	0.0
25	04:35	E 13	16.09	Fair	CLR	20.5	19.8			96%			76.61	0.0
25	04:15	NE 9	16.09	Fair	CLR	19.7	19.3			98%			76.61	0.0
25	03:55	NE 9	16.09	Fair	CLR	19.9	19.4			97%			76.61	0.0
25	03:35	NE 7	16.09	Fair	CLR	20.3	19.8			97%			76.63	0.0
25	03:15	NE 7	16.09	Fair	CLR	20.3	19.7			96%			76.63	0.0
25	02:55	E 15	16.09	Fair	CLR	21.1	20.3			95%			76.66	0.0
25	02:35	E 13	16.09	Fair	CLR	21.3	20.5			95%			76.66	0.0
25	02:15	E 11	16.09	Fair	CLR	21.4	20.5			95%			76.68	0.0
25	01:55	E 15	16.09	Fair	CLR	21.4	20.6			95%			76.66	0.0
25	01:35	E 11	16.09	Fair	CLR	21.4	20.6			95%			76.68	0.0
25	01:15	E 11	16.09	Fair	CLR	21.6	21			96%			76.68	0.0
25	00:55	E 7	16.09	Fair	CLR	21.6	20.6	24.9	21.6	94%			76.68	0.0
25	00:35	E 7	16.09	Fair	CLR	21.9	20.9			94%			76.71	0.0
25	00:15	E 9	16.09	Fair	CLR	22.1	21			94%			76.68	0.0
24	23:55	E 13	16.09	Fair	CLR	22.3	21			92%			76.68	0.0
24	23:35	E 15	16.09	Fair	CLR	22.5	21			91%			76.66	0.0
24	23:15	E 17	16.09	Fair	CLR	22.7	21			90%			76.66	0.0
24	22:55	E 17	16.09	Fair	CLR	23	20.9			88%			76.66	0.0
24	22:35	E 15	16.09	Fair	CLR	23	20.9			88%			76.68	0.0
24	22:15	E 17	16.09	Fair	CLR	23.1	20.9			87%			76.66	0.0
24	21:55	E 17	16.09	A Few Clouds	FEW034	23.6	21.1			86%			76.63	0.0
24	21:35	E 17	16.09	Fair	CLR	23.6	21			85%			76.63	0.0
24	21:15	E 17	16.09	Fair	CLR	23.9	21			84%		24	76.63	0.0
24	20:55	E 15	16.09	Fair	CLR	23.9	21			84%		24	76.63	0.0
24	20:35	E 15	16.09	Fair	CLR	24	21.1			84%		24	76.63	0.0
24	20:15	E 15	16.09	Fair	CLR	24.3	21			82%		25	76.61	0.0
24	19:55	E 17	16.09	Fair	CLR	24.6	20.7			79%		25	76.58	0.0
24	19:35	E 13	16.09	Fair	CLR	24.6	20.5			78%		25	76.56	0.0
24	19:30	E 13	16.09	Fair	CLR	24.6	20.4			78%		25	76.56	0.0
24	19:15	E 17	16.09	Fair	CLR	24.8	20.5			77%		26	76.56	0.0
24	18:55	E 19	16.09	Fair	CLR	25.1	20.4	29.6	25.1	75%		26	76.53	0.0
24	18:50	E 19	16.09	Fair	CLR	25.1	20.4			75%		26	76.53	0.0
24	18:35	E 17	16.09	Fair	CLR	25.5	20.4			73%		27	76.53	0.0
24	18:15	SE 19	16.09	Fair	CLR	26	20.6			72%		27	76.53	0.0
24	17:55	SE 22	16.09	Fair	CLR	26.5	20.4			69%		28	76.53	0.0
24	17:35	SE 24	16.09	Fair	CLR	26.7	20.6			69%		28	76.53	0.0
24	17:30	SE 24	16.09	Fair	CLR	27	20.8			69%		29	76.53	0.0
24	17:15	E 22	16.09	Fair	CLR	27.2	20.7			68%		29	76.53	0.0
24	17:10	E 22	16.09	Fair	CLR	27.3	20.6			67%		29	76.53	0.0
24	16:55	E 24	16.09	Fair	CLR	27.2	20.6			67%		29	76.53	0.0
24	16:50	E 24	16.09	Fair	CLR	27.2	20.6			67%		29	76.53	0.0
24	16:35	E 22	16.09	Fair	CLR	27.6	20.6			66%		29	76.5	0.0
24	16:15	E 24	16.09	Fair	CLR	28.2	20.6			63%		30	76.5	0.0
24	15:55	SE 26	16.09	Fair	CLR	28.1	20.9			65%		30	76.5	0.0
24	15:35	E 28	16.09	Fair	CLR	28	20.8			65%		30	76.5	0.0
24	15:15	E 30 G 39	16.09	Fair	CLR	28	20.7			65%		30	76.5	0.0
24	14:55	E 26	16.09	Fair	CLR	28.6	20.8			63%		31	76.5	0.0
24	14:35	E 33 G 43	16.09	Fair and Breezy	CLR	28.4	20.9			64%		31	76.5	0.0
24	14:15	E 31 G 41	16.09	Fair	CLR	28.6	21.1			64%		31	76.5	0.0
24	13:55	E 28 G 39	16.09	Fair	CLR	28.7	21.4			65%		31	76.53	0.0
24	13:35	E 30	16.09	Fair	CLR	28.4	21.5			66%		31	76.56	0.0
24	13:15	SE 30	16.09	Fair	CLR	29.5	21.3			61%		32	76.56	0.0
24	12:55	E 24	16.09	Fair	CLR	29	20.6	29.3	18.6	61%		31	76.61	0.0
24	12:35	E 22	16.09	Fair	CLR	29.1	20.4			59%		31	76.61	0.0
24	12:15	E 22	16.09	Fair	CLR	29.1	20.1			58%		31	76.61	0.0
24	11:55	E 20	16.09	Fair	CLR	28.7	20			59%		30	76.63	0.0
24	11:35	E 22 G 35	16.09	Fair	CLR	28.7	19.9			59%		30	76.63	0.0
24	11:15	E 22	16.09	Fair	CLR	28.5	20			60%		30	76.63	0.0
24	10:55	SE 22	16.09	Fair	CLR	27.9	20.3			63%		30	76.63	0.0
24	10:35	E 17	16.09	Fair	CLR	27.7	20.9			67%		30	76.63	0.0
24	10:15	E 17	16.09	Fair	CLR	27.3	21.3			70%		29	76.61	0.0
24	09:55	E 15	16.09	Fair	CLR	25.9	21.5			77%		27	76.61	0.0
24	09:35	E 15	16.09	Fair	CLR	24.8	21.5			82%		25	76.58	0.0
24	09:15	E 11	16.09	Fair	CLR	23.8	21.3			86%			76.58	0.0
24	08:55	E 13	16.09	Fair	CLR	22.6	21			91%			76.56	0.0
24	08:35	E 9	16.09	Fair	CLR	21.7	21			96%			76.56	0.0
24	08:15	E 9	16.09	Fair	CLR	20.1	20			99%			76.53	0.0
24	07:55	E 11	16.09	Fair	CLR	19.4	19.4			100%			76.5	0.0
24	07:35	NE 9	16.09	Fair	CLR	19.4	19.4			100%			76.48	0.0
24	07:15	NE 13	16.09	Fair	CLR	18.9	18.9			100%			76.48	0.0
24	07:00	NE 13	16.09	Fair	CLR	18.7	18.7			100%			76.45	0.0
24	06:55	NE 11	16.09	Fair	CLR	18.9	18.9	20.3	17.8	100%			76.45	0.0
24	06:35	NE 11	16.09	Fair	CLR	19.3	19.3			100%			76.45	0.0
24	06:15	NE 13	16.09	Fair	CLR	19.2	19.2			100%			76.45	0.0
24	05:55	NE 13	16.09	Fair	CLR	18.4	18.4			100%			76.43	0.0
24	05:35	N 11	16.09	Fair	CLR	18.5	18.5			100%			76.43	0.0
24	05:15	NE 9	16.09	Fair	CLR	18	18			100%			76.4	0.0
24	05:10	NE 9	16.09	Fair	CLR	17.9	17.9			100%			76.4	0.0
24	04:55	NE 7	16.09	Fair	CLR	18.4	18.4			100%			76.4	0.0
24	04:35	NE 7	16.09	Fair	CLR	18.2	18.2			100%			76.4	0.0
24	04:15	NE 6	16.09	Fair	CLR	18.4	18.4			100%			76.4	0.0
24	03:55	E 7	16.09	A Few Clouds	FEW038	19	18.8			99%			76.4	0.0
24	03:35	E 6	16.09	Fair	CLR	18.9	18.7			99%			76.4	0.0
24	03:15	E 7	16.09	Fair	CLR	18.9	18.6			98%			76.4	0.0
24	02:55	Calm	16.09	Fair	CLR	19.6	19.3			98%			76.43	0.0
24	02:35	E 7	16.09	Fair	CLR	19.6	19.3			98%			76.43	0.0
24	02:15	E 6	16.09	Fair	CLR	20	19.5			97%			76.43	0.0
24	01:55	E 9	16.09	Fair	CLR	20	19.5			97%			76.45	0.0
24	01:35	E 9	16.09	Fair	CLR	20	19.3			96%			76.45	0.0
24	01:15	E 9	16.09	Fair	CLR	20.1	19.4			96%			76.45	0.0
24	00:55	E 9	16.09	Fair	CLR	20.4	19.7	24.1	20.2	96%			76.45	0.0
24	00:35	E 7	14.48	Fair	CLR	20.5	19.8			96%			76.45	0.0
24	00:15	E 9	16.09	Fair	CLR	20.5	19.8			96%			76.45	0.0
23	23:55	E 9	16.09	Fair	CLR	21.2	20.3			95%			76.45	0.0
23	23:35	E 9	16.09	Fair	CLR	21.5	20.5			94%			76.45	0.0
23	23:30	E 9	16.09	Fair	CLR	21.6	20.6			94%			76.45	0.0
23	23:15	E 9	16.09	Fair	CLR	22	20.8			93%			76.45	0.0
23	22:55	E 7	16.09	Fair	CLR	22.3	20.9			92%			76.45	0.0
23	22:35	E 13	16.09	Fair	CLR	22.7	21			90%			76.45	0.0
23	22:15	E 13	16.09	Fair	CLR	22.6	21			91%			76.45	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)