Convert hectare metre/second to billion cubic foot/hour

Hectare metre/second and Billion cubic foot/hour both are the units of volume flow rate. SI Derived Unit of volume flow rate is cubic meter/second.

Hectare metre/second is not the default SI Derived Unit of volume flow rate category.

Hectare metre/second Symbol is and alternate name for this unit is hectare metres/second.
Billion cubic foot/hour Symbol is and alternate name for this unit is Not Available.

Scale Factor of Hectare metre/second as compare to SI Derived Unit cubic meter/second is 10000 and scale factor of Billion cubic foot/hour as compare to SI Derived Unit cubic meter/second is 7865.79083333.

To convert billion cubic foot/hour to hectare metre/second following formula will be used:

Hectare metre/second = 1.2713279836563 billion cubic foot/hour

Hectare metre/second ↔ Billion cubic foot/hour Conversion Table
1 Hectare metre/second = 1.2713279836563 billion cubic foot/hour
2 Hectare metre/second = 2.5426559673127 billion cubic foot/hour
3 Hectare metre/second = 3.813983950969 billion cubic foot/hour
4 Hectare metre/second = 5.0853119346254 billion cubic foot/hour
5 Hectare metre/second = 6.3566399182817 billion cubic foot/hour
6 Hectare metre/second = 7.6279679019381 billion cubic foot/hour
7 Hectare metre/second = 8.8992958855944 billion cubic foot/hour
8 Hectare metre/second = 10.170623869251 billion cubic foot/hour
9 Hectare metre/second = 11.441951852907 billion cubic foot/hour
10 Hectare metre/second = 12.713279836563 billion cubic foot/hour
11 Hectare metre/second = 13.98460782022 billion cubic foot/hour
12 Hectare metre/second = 15.255935803876 billion cubic foot/hour
13 Hectare metre/second = 16.527263787533 billion cubic foot/hour
14 Hectare metre/second = 17.798591771189 billion cubic foot/hour
15 Hectare metre/second = 19.069919754845 billion cubic foot/hour
16 Hectare metre/second = 20.341247738502 billion cubic foot/hour
17 Hectare metre/second = 21.612575722158 billion cubic foot/hour
18 Hectare metre/second = 22.883903705814 billion cubic foot/hour
19 Hectare metre/second = 24.155231689471 billion cubic foot/hour
20 Hectare metre/second = 25.426559673127 billion cubic foot/hour
21 Hectare metre/second = 26.697887656783 billion cubic foot/hour
22 Hectare metre/second = 27.96921564044 billion cubic foot/hour
23 Hectare metre/second = 29.240543624096 billion cubic foot/hour
24 Hectare metre/second = 30.511871607752 billion cubic foot/hour
25 Hectare metre/second = 31.783199591409 billion cubic foot/hour
26 Hectare metre/second = 33.054527575065 billion cubic foot/hour
27 Hectare metre/second = 34.325855558721 billion cubic foot/hour
28 Hectare metre/second = 35.597183542378 billion cubic foot/hour
29 Hectare metre/second = 36.868511526034 billion cubic foot/hour
30 Hectare metre/second = 38.13983950969 billion cubic foot/hour
31 Hectare metre/second = 39.411167493347 billion cubic foot/hour
32 Hectare metre/second = 40.682495477003 billion cubic foot/hour
33 Hectare metre/second = 41.953823460659 billion cubic foot/hour
34 Hectare metre/second = 43.225151444316 billion cubic foot/hour
35 Hectare metre/second = 44.496479427972 billion cubic foot/hour
36 Hectare metre/second = 45.767807411628 billion cubic foot/hour
37 Hectare metre/second = 47.039135395285 billion cubic foot/hour
38 Hectare metre/second = 48.310463378941 billion cubic foot/hour
39 Hectare metre/second = 49.581791362597 billion cubic foot/hour
40 Hectare metre/second = 50.853119346254 billion cubic foot/hour
41 Hectare metre/second = 52.12444732991 billion cubic foot/hour
42 Hectare metre/second = 53.395775313567 billion cubic foot/hour
43 Hectare metre/second = 54.667103297223 billion cubic foot/hour
44 Hectare metre/second = 55.938431280879 billion cubic foot/hour
45 Hectare metre/second = 57.209759264536 billion cubic foot/hour
46 Hectare metre/second = 58.481087248192 billion cubic foot/hour
47 Hectare metre/second = 59.752415231848 billion cubic foot/hour
48 Hectare metre/second = 61.023743215505 billion cubic foot/hour
49 Hectare metre/second = 62.295071199161 billion cubic foot/hour
50 Hectare metre/second = 63.566399182817 billion cubic foot/hour

Hectare metre/second Conversion Table:

Conversion of Hectare metre/second to other volume flow rate Units.

hectare metre/second	Other Units	Converter
1 hectare metre/second =	700456.19804107 acre foot/day	Hectare Metre/second to Acre Foot/day
1 hectare metre/second =	700451.99583745 acre foot/day [survey]	Hectare Metre/second to Acre Foot/day [survey]
1 hectare metre/second =	29185.674918446 acre foot/hour	Hectare Metre/second to Acre Foot/hour
1 hectare metre/second =	29185.499826492 acre foot/hour [survey]	Hectare Metre/second to Acre Foot/hour [survey]
1 hectare metre/second =	486.42791530601 acre foot/minute	Hectare Metre/second to Acre Foot/minute
1 hectare metre/second =	486.4249971082 acre foot/minute [survey]	Hectare Metre/second to Acre Foot/minute [survey]
1 hectare metre/second =	8.1071319217801 acre foot/second	Hectare Metre/second to Acre Foot/second
1 hectare metre/second =	8.1070832851367 acre foot/second [survey]	Hectare Metre/second to Acre Foot/second [survey]
1 hectare metre/second =	8405474.3764693 acre inch/day	Hectare Metre/second to Acre Inch/day
1 hectare metre/second =	8405423.9500376 acre inch/day [survey]	Hectare Metre/second to Acre Inch/day [survey]
1 hectare metre/second =	350228.09902054 acre inch/hour	Hectare Metre/second to Acre Inch/hour
1 hectare metre/second =	350225.9979175 acre inch/hour [survey]	Hectare Metre/second to Acre Inch/hour [survey]
1 hectare metre/second =	5837.1349836892 acre inch/minute	Hectare Metre/second to Acre Inch/minute
1 hectare metre/second =	5837.0999652984 acre inch/minute [survey]	Hectare Metre/second to Acre Inch/minute [survey]
1 hectare metre/second =	97.285583061676 acre inch/second	Hectare Metre/second to Acre Inch/second
1 hectare metre/second =	97.284999421641 acre inch/second [survey]	Hectare Metre/second to Acre Inch/second [survey]
1 hectare metre/second =	5434396482.6868 barrel/day [petroleum]	Hectare Metre/second to Barrel/day [petroleum]
1 hectare metre/second =	5279261959.1688 barrel/day [UK]	Hectare Metre/second to Barrel/day [UK]
1 hectare metre/second =	7362730718.4543 barrel/day [US beer/wine]	Hectare Metre/second to Barrel/day [US Beer/wine]
1 hectare metre/second =	7245861976.9288 barrel/day [US]	Hectare Metre/second to Barrel/day [US]
1 hectare metre/second =	226433186.77831 barrel/hour [petroleum]	Hectare Metre/second to Barrel/hour [petroleum]
1 hectare metre/second =	219969248.29909 barrel/hour [UK]	Hectare Metre/second to Barrel/hour [UK]
1 hectare metre/second =	306780446.6032 barrel/hour [US beer/wine]	Hectare Metre/second to Barrel/hour [US Beer/wine]
1 hectare metre/second =	301910915.70464 barrel/hour [US]	Hectare Metre/second to Barrel/hour [US]
1 hectare metre/second =	3773886.446308 barrel/minute [petroleum]	Hectare Metre/second to Barrel/minute [petroleum]
1 hectare metre/second =	3666154.1383181 barrel/minute [UK]	Hectare Metre/second to Barrel/minute [UK]
1 hectare metre/second =	5113007.4433763 barrel/minute [US beer/wine]	Hectare Metre/second to Barrel/minute [US Beer/wine]
1 hectare metre/second =	5031848.5950773 barrel/minute [US]	Hectare Metre/second to Barrel/minute [US]
1 hectare metre/second =	62898.107438466 barrel/second [petroleum]	Hectare Metre/second to Barrel/second [petroleum]
1 hectare metre/second =	61102.568971969 barrel/second [UK]	Hectare Metre/second to Barrel/second [UK]
1 hectare metre/second =	85216.790723083 barrel/second [US beer/wine]	Hectare Metre/second to Barrel/second [US Beer/wine]
1 hectare metre/second =	83864.143251288 barrel/second [US]	Hectare Metre/second to Barrel/second [US]
1 hectare metre/second =	30.51187160776 billion cubic foot/day	Hectare Metre/second to Billion Cubic Foot/day
1 hectare metre/second =	1.2713279836563 billion cubic foot/hour	Hectare Metre/second to Billion Cubic Foot/hour
1 hectare metre/second =	0.021188799727597 billion cubic foot/minute	Hectare Metre/second to Billion Cubic Foot/minute
1 hectare metre/second =	0.00035314666212661 billion cubic foot/second	Hectare Metre/second to Billion Cubic Foot/second
1 hectare metre/second =	86399999999806 centilitre/day	Hectare Metre/second to Centilitre/day
1 hectare metre/second =	3599999999997.1 centilitre/hour	Hectare Metre/second to Centilitre/hour
1 hectare metre/second =	59999999999.88 centilitre/minute	Hectare Metre/second to Centilitre/minute
1 hectare metre/second =	1000000000 centilitre/second	Hectare Metre/second to Centilitre/second
1 hectare metre/second =	0.20728462318558 cubem/day	Hectare Metre/second to Cubem/day
1 hectare metre/second =	0.0086368592994021 cubem/hour	Hectare Metre/second to Cubem/hour
1 hectare metre/second =	0.00014394765498983 cubem/minute	Hectare Metre/second to Cubem/minute
1 hectare metre/second =	2.399127583165E-6 cubem/second	Hectare Metre/second to Cubem/second
1 hectare metre/second =	8.6399999999806E+14 cubic centimetre/day	Hectare Metre/second to Cubic Centimetre/day
1 hectare metre/second =	35999999999971 cubic centimetre/hour	Hectare Metre/second to Cubic Centimetre/hour
1 hectare metre/second =	599999999998.8 cubic centimetre/minute	Hectare Metre/second to Cubic Centimetre/minute
1 hectare metre/second =	10000000000 cubic centimetre/second	Hectare Metre/second to Cubic Centimetre/second
1 hectare metre/second =	863999999998.06 cubic decimetre/day	Hectare Metre/second to Cubic Decimetre/day
1 hectare metre/second =	35999999999.971 cubic decimetre/hour	Hectare Metre/second to Cubic Decimetre/hour
1 hectare metre/second =	599999999.9988 cubic decimetre/minute	Hectare Metre/second to Cubic Decimetre/minute
1 hectare metre/second =	10000000 cubic decimetre/second	Hectare Metre/second to Cubic Decimetre/second
1 hectare metre/second =	863999.99999806 cubic dekametre/day	Hectare Metre/second to Cubic Dekametre/day
1 hectare metre/second =	35999.999999971 cubic dekametre/hour	Hectare Metre/second to Cubic Dekametre/hour
1 hectare metre/second =	599.9999999988 cubic dekametre/minute	Hectare Metre/second to Cubic Dekametre/minute
1 hectare metre/second =	10 cubic dekametre/second	Hectare Metre/second to Cubic Dekametre/second
1 hectare metre/second =	30511871607.76 cubic foot/day	Hectare Metre/second to Cubic Foot/day
1 hectare metre/second =	1271327983.6563 cubic foot/hour	Hectare Metre/second to Cubic Foot/hour
1 hectare metre/second =	21188799.727597 cubic foot/minute	Hectare Metre/second to Cubic Foot/minute
1 hectare metre/second =	353146.66212661 cubic foot/second	Hectare Metre/second to Cubic Foot/second
1 hectare metre/second =	52724514138274 cubic inch/day	Hectare Metre/second to Cubic Inch/day
1 hectare metre/second =	2196854755756.6 cubic inch/hour	Hectare Metre/second to Cubic Inch/hour
1 hectare metre/second =	36614245929.223 cubic inch/minute	Hectare Metre/second to Cubic Inch/minute
1 hectare metre/second =	610237432.1552 cubic inch/second	Hectare Metre/second to Cubic Inch/second
1 hectare metre/second =	0.86399999999806 cubic kilometre/day	Hectare Metre/second to Cubic Kilometre/day
1 hectare metre/second =	0.035999999999971 cubic kilometre/hour	Hectare Metre/second to Cubic Kilometre/hour
1 hectare metre/second =	0.0005999999999988 cubic kilometre/minute	Hectare Metre/second to Cubic Kilometre/minute
1 hectare metre/second =	1.0E-5 cubic kilometre/second	Hectare Metre/second to Cubic Kilometre/second
1 hectare metre/second =	863999999.99806 cubic metre/day	Hectare Metre/second to Cubic Metre/day
1 hectare metre/second =	35999999.999971 cubic metre/hour	Hectare Metre/second to Cubic Metre/hour
1 hectare metre/second =	599999.9999988 cubic metre/minute	Hectare Metre/second to Cubic Metre/minute
1 hectare metre/second =	10000 cubic meter/second	Hectare Metre/second to Cubic Meter/second
1 hectare metre/second =	0.20728462318558 cubic mile/day	Hectare Metre/second to Cubic Mile/day
1 hectare metre/second =	0.0086368592994021 cubic mile/hour	Hectare Metre/second to Cubic Mile/hour
1 hectare metre/second =	0.00014394765498983 cubic mile/minute	Hectare Metre/second to Cubic Mile/minute
1 hectare metre/second =	2.399127583165E-6 cubic mile/second	Hectare Metre/second to Cubic Mile/second
1 hectare metre/second =	8.6399999999806E+17 cubic millimetre/day	Hectare Metre/second to Cubic Millimetre/day
1 hectare metre/second =	3.5999999999971E+16 cubic millimetre/hour	Hectare Metre/second to Cubic Millimetre/hour
1 hectare metre/second =	5.999999999988E+14 cubic millimetre/minute	Hectare Metre/second to Cubic Millimetre/minute
1 hectare metre/second =	10000000000000 cubic millimetre/second	Hectare Metre/second to Cubic Millimetre/second
1 hectare metre/second =	1130069318.8052 cubic yard/day	Hectare Metre/second to Cubic Yard/day
1 hectare metre/second =	47086221.616882 cubic yard/hour	Hectare Metre/second to Cubic Yard/hour
1 hectare metre/second =	784770.36028136 cubic yard/minute	Hectare Metre/second to Cubic Yard/minute
1 hectare metre/second =	13079.506004689 cubic yard/second	Hectare Metre/second to Cubic Yard/second
1 hectare metre/second =	353146.66212661 cusec	Hectare Metre/second to Cusec
1 hectare metre/second =	8639999999980.6 decilitre/day	Hectare Metre/second to Decilitre/day
1 hectare metre/second =	359999999999.71 decilitre/hour	Hectare Metre/second to Decilitre/hour
1 hectare metre/second =	5999999999.988 decilitre/minute	Hectare Metre/second to Decilitre/minute
1 hectare metre/second =	100000000 decilitre/second	Hectare Metre/second to Decilitre/second
1 hectare metre/second =	86399999999.806 dekalitre/day	Hectare Metre/second to Dekalitre/day
1 hectare metre/second =	3599999999.9971 dekalitre/hour	Hectare Metre/second to Dekalitre/hour
1 hectare metre/second =	59999999.99988 dekalitre/minute	Hectare Metre/second to Dekalitre/minute
1 hectare metre/second =	1000000 dekalitre/second	Hectare Metre/second to Dekalitre/second
1 hectare metre/second =	190053430530.44 gallon/day [UK]	Hectare Metre/second to Gallon/day [UK]
1 hectare metre/second =	228244652272.57 gallon/day [US]	Hectare Metre/second to Gallon/day [US]
1 hectare metre/second =	7918892938.7532 gallon/hour [UK]	Hectare Metre/second to Gallon/hour [UK]
1 hectare metre/second =	9510193844.676 gallon/hour [US]	Hectare Metre/second to Gallon/hour [US]
1 hectare metre/second =	131981548.97939 gallon/minute [UK]	Hectare Metre/second to Gallon/minute [UK]
1 hectare metre/second =	158503230.74485 gallon/minute [US]	Hectare Metre/second to Gallon/minute [US]
1 hectare metre/second =	2199692.4829909 gallon/second [UK]	Hectare Metre/second to Gallon/second [UK]
1 hectare metre/second =	2641720.5124156 gallon/second [US]	Hectare Metre/second to Gallon/second [US]
1 hectare metre/second =	59.99999999988 hectare meter/minute	Hectare Metre/second to Hectare Meter/minute
1 hectare metre/second =	86399.999999806 hectare metre/day	Hectare Metre/second to Hectare Metre/day
1 hectare metre/second =	3599.9999999971 hectare metre/hour	Hectare Metre/second to Hectare Metre/hour
1 hectare metre/second =	8639999999.9806 hectolitre/day	Hectare Metre/second to Hectolitre/day
1 hectare metre/second =	359999999.99971 hectolitre/hour	Hectare Metre/second to Hectolitre/hour
1 hectare metre/second =	5999999.999988 hectolitre/minute	Hectare Metre/second to Hectolitre/minute
1 hectare metre/second =	100000 hectolitre/second	Hectare Metre/second to Hectolitre/second
1 hectare metre/second =	863999999.99806 kilolitre/day	Hectare Metre/second to Kilolitre/day
1 hectare metre/second =	35999999.999971 kilolitre/hour	Hectare Metre/second to Kilolitre/hour
1 hectare metre/second =	599999.9999988 kilolitre/minute	Hectare Metre/second to Kilolitre/minute
1 hectare metre/second =	10000 kilolitre/second	Hectare Metre/second to Kilolitre/second
1 hectare metre/second =	8.6399999999806E+17 lambda/day	Hectare Metre/second to Lambda/day
1 hectare metre/second =	3.5999999999971E+16 lambda/hour	Hectare Metre/second to Lambda/hour
1 hectare metre/second =	5.999999999988E+14 lambda/minute	Hectare Metre/second to Lambda/minute
1 hectare metre/second =	10000000000000 lambda/second	Hectare Metre/second to Lambda/second
1 hectare metre/second =	863999999998.06 litre/day	Hectare Metre/second to Litre/day
1 hectare metre/second =	35999999999.971 litre/hour	Hectare Metre/second to Litre/hour
1 hectare metre/second =	599999999.9988 litre/minute	Hectare Metre/second to Litre/minute
1 hectare metre/second =	10000000 litre/second	Hectare Metre/second to Litre/second
1 hectare metre/second =	8.6399999999806E+14 millilitre/day	Hectare Metre/second to Millilitre/day
1 hectare metre/second =	35999999999971 millilitre/hour	Hectare Metre/second to Millilitre/hour
1 hectare metre/second =	599999999998.8 millilitre/minute	Hectare Metre/second to Millilitre/minute
1 hectare metre/second =	10000000000 millilitre/second	Hectare Metre/second to Millilitre/second
1 hectare metre/second =	0.70045619804107 million acre foot/day	Hectare Metre/second to Million Acre Foot/day
1 hectare metre/second =	0.029185674918446 million acre foot/hour	Hectare Metre/second to Million Acre Foot/hour
1 hectare metre/second =	0.00048642791530601 million acre foot/minute	Hectare Metre/second to Million Acre Foot/minute
1 hectare metre/second =	8.1071319217801E-6 million acre foot/second	Hectare Metre/second to Million Acre Foot/second
1 hectare metre/second =	30511.87160776 million cubic foot/day	Hectare Metre/second to Million Cubic Foot/day
1 hectare metre/second =	1271.3279836563 million cubic foot/hour	Hectare Metre/second to Million Cubic Foot/hour
1 hectare metre/second =	21.188799727597 million cubic foot/minute	Hectare Metre/second to Million Cubic Foot/minute
1 hectare metre/second =	0.35314666212661 million cubic foot/second	Hectare Metre/second to Million Cubic Foot/second
1 hectare metre/second =	190053.43053044 million gallon/day [UK]	Hectare Metre/second to Million Gallon/day [UK]
1 hectare metre/second =	228244.65227257 million gallon/day [US]	Hectare Metre/second to Million Gallon/day [US]
1 hectare metre/second =	7918.8929387532 million gallon/hour [UK]	Hectare Metre/second to Million Gallon/hour [UK]
1 hectare metre/second =	9510.193844676 million gallon/hour [US]	Hectare Metre/second to Million Gallon/hour [US]
1 hectare metre/second =	131.98154897939 million gallon/minute [UK]	Hectare Metre/second to Million Gallon/minute [UK]
1 hectare metre/second =	158.50323074485 million gallon/minute [US]	Hectare Metre/second to Million Gallon/minute [US]
1 hectare metre/second =	2.1996924829909 million gallon/second [UK]	Hectare Metre/second to Million Gallon/second [UK]
1 hectare metre/second =	2.6417205124156 million gallon/second [US]	Hectare Metre/second to Million Gallon/second [US]
1 hectare metre/second =	14125866.485065 miner's inch [AZ/ CA/ OR]	Hectare Metre/second to Miner's Inch [AZ/ CA/ OR]
1 hectare metre/second =	13560831.825662 miner's inch [CO]	Hectare Metre/second to Miner's Inch [CO]
1 hectare metre/second =	17611470.082771 miner's inch [ID/ WA/ NM]	Hectare Metre/second to Miner's Inch [ID/ WA/ NM]
1 hectare metre/second =	30408548884893 ounce/day [UK]	Hectare Metre/second to Ounce/day [UK]
1 hectare metre/second =	29215315490902 ounce/day [US]	Hectare Metre/second to Ounce/day [US]
1 hectare metre/second =	1267022870202.9 ounce/hour [UK]	Hectare Metre/second to Ounce/hour [UK]
1 hectare metre/second =	1217304812120.9 ounce/hour [US]	Hectare Metre/second to Ounce/hour [US]
1 hectare metre/second =	21117047836.698 ounce/minute [UK]	Hectare Metre/second to Ounce/minute [UK]
1 hectare metre/second =	20288413535.365 ounce/minute [US]	Hectare Metre/second to Ounce/minute [US]
1 hectare metre/second =	351950797.27854 ounce/second [UK]	Hectare Metre/second to Ounce/second [UK]
1 hectare metre/second =	338140225.58919 ounce/second [US]	Hectare Metre/second to Ounce/second [US]
1 hectare metre/second =	184920433.98619 petrograd standard/day	Hectare Metre/second to Petrograd Standard/day
1 hectare metre/second =	7705018.0827625 petrograd standard/hour	Hectare Metre/second to Petrograd Standard/hour
1 hectare metre/second =	128416.96804604 petrograd standard/minute	Hectare Metre/second to Petrograd Standard/minute
1 hectare metre/second =	2140.2828007674 petrograd standard/second	Hectare Metre/second to Petrograd Standard/second
1 hectare metre/second =	912978612718.22 quart/day	Hectare Metre/second to Quart/day
1 hectare metre/second =	38040775587.81 quart/hour	Hectare Metre/second to Quart/hour
1 hectare metre/second =	634012925.65956 quart/minute	Hectare Metre/second to Quart/minute
1 hectare metre/second =	10566882.094326 quart/second	Hectare Metre/second to Quart/second
1 hectare metre/second =	863999999.99806 stere/day	Hectare Metre/second to Stere/day
1 hectare metre/second =	35999999.999971 stere/hour	Hectare Metre/second to Stere/hour
1 hectare metre/second =	599999.9999988 stere/minute	Hectare Metre/second to Stere/minute
1 hectare metre/second =	10000 stere/second	Hectare Metre/second to Stere/second
1 hectare metre/second =	30511871.60776 thousand cubic foot/day	Hectare Metre/second to Thousand Cubic Foot/day
1 hectare metre/second =	1271327.9836563 thousand cubic foot/hour	Hectare Metre/second to Thousand Cubic Foot/hour
1 hectare metre/second =	21188.799727597 thousand cubic foot/minute	Hectare Metre/second to Thousand Cubic Foot/minute
1 hectare metre/second =	353.14666212661 thousand cubic foot/second	Hectare Metre/second to Thousand Cubic Foot/second
1 hectare metre/second =	0.03051187160776 trillion cubic foot/day	Hectare Metre/second to Trillion Cubic Foot/day
1 hectare metre/second =	0.0012713279836563 trillion cubic foot/hour	Hectare Metre/second to Trillion Cubic Foot/hour
1 hectare metre/second =	2.1188799727597E-5 trillion cubic foot/minute	Hectare Metre/second to Trillion Cubic Foot/minute
1 hectare metre/second =	3.5314666212661E-7 trillion cubic foot/second	Hectare Metre/second to Trillion Cubic Foot/second