Convert cubic yard/second to billion cubic foot/day

Cubic yard/second and Billion cubic foot/day both are the units of volume flow rate. SI Derived Unit of volume flow rate is cubic meter/second.

Cubic yard/second is not the default SI Derived Unit of volume flow rate category.

Cubic yard/second Symbol is and alternate name for this unit is Not Available.
Billion cubic foot/day Symbol is and alternate name for this unit is Not Available.

Scale Factor of Cubic yard/second as compare to SI Derived Unit cubic meter/second is 0.764554869 and scale factor of Billion cubic foot/day as compare to SI Derived Unit cubic meter/second is 327.741284722.

To convert billion cubic foot/day to cubic yard/second following formula will be used:

Cubic yard/second = 0.0023328000000016 billion cubic foot/day

Cubic yard/second ↔ Billion cubic foot/day Conversion Table
1 Cubic yard/second = 0.0023328000000016 billion cubic foot/day
2 Cubic yard/second = 0.0046656000000032 billion cubic foot/day
3 Cubic yard/second = 0.0069984000000047 billion cubic foot/day
4 Cubic yard/second = 0.0093312000000063 billion cubic foot/day
5 Cubic yard/second = 0.011664000000008 billion cubic foot/day
6 Cubic yard/second = 0.013996800000009 billion cubic foot/day
7 Cubic yard/second = 0.016329600000011 billion cubic foot/day
8 Cubic yard/second = 0.018662400000013 billion cubic foot/day
9 Cubic yard/second = 0.020995200000014 billion cubic foot/day
10 Cubic yard/second = 0.023328000000016 billion cubic foot/day
11 Cubic yard/second = 0.025660800000017 billion cubic foot/day
12 Cubic yard/second = 0.027993600000019 billion cubic foot/day
13 Cubic yard/second = 0.030326400000021 billion cubic foot/day
14 Cubic yard/second = 0.032659200000022 billion cubic foot/day
15 Cubic yard/second = 0.034992000000024 billion cubic foot/day
16 Cubic yard/second = 0.037324800000025 billion cubic foot/day
17 Cubic yard/second = 0.039657600000027 billion cubic foot/day
18 Cubic yard/second = 0.041990400000028 billion cubic foot/day
19 Cubic yard/second = 0.04432320000003 billion cubic foot/day
20 Cubic yard/second = 0.046656000000032 billion cubic foot/day
21 Cubic yard/second = 0.048988800000033 billion cubic foot/day
22 Cubic yard/second = 0.051321600000035 billion cubic foot/day
23 Cubic yard/second = 0.053654400000036 billion cubic foot/day
24 Cubic yard/second = 0.055987200000038 billion cubic foot/day
25 Cubic yard/second = 0.05832000000004 billion cubic foot/day
26 Cubic yard/second = 0.060652800000041 billion cubic foot/day
27 Cubic yard/second = 0.062985600000043 billion cubic foot/day
28 Cubic yard/second = 0.065318400000044 billion cubic foot/day
29 Cubic yard/second = 0.067651200000046 billion cubic foot/day
30 Cubic yard/second = 0.069984000000047 billion cubic foot/day
31 Cubic yard/second = 0.072316800000049 billion cubic foot/day
32 Cubic yard/second = 0.074649600000051 billion cubic foot/day
33 Cubic yard/second = 0.076982400000052 billion cubic foot/day
34 Cubic yard/second = 0.079315200000054 billion cubic foot/day
35 Cubic yard/second = 0.081648000000055 billion cubic foot/day
36 Cubic yard/second = 0.083980800000057 billion cubic foot/day
37 Cubic yard/second = 0.086313600000059 billion cubic foot/day
38 Cubic yard/second = 0.08864640000006 billion cubic foot/day
39 Cubic yard/second = 0.090979200000062 billion cubic foot/day
40 Cubic yard/second = 0.093312000000063 billion cubic foot/day
41 Cubic yard/second = 0.095644800000065 billion cubic foot/day
42 Cubic yard/second = 0.097977600000066 billion cubic foot/day
43 Cubic yard/second = 0.10031040000007 billion cubic foot/day
44 Cubic yard/second = 0.10264320000007 billion cubic foot/day
45 Cubic yard/second = 0.10497600000007 billion cubic foot/day
46 Cubic yard/second = 0.10730880000007 billion cubic foot/day
47 Cubic yard/second = 0.10964160000007 billion cubic foot/day
48 Cubic yard/second = 0.11197440000008 billion cubic foot/day
49 Cubic yard/second = 0.11430720000008 billion cubic foot/day
50 Cubic yard/second = 0.11664000000008 billion cubic foot/day

Cubic yard/second Conversion Table:

Conversion of Cubic yard/second to other volume flow rate Units.

cubic yard/second	Other Units	Converter
1 cubic yard/second =	53.553719673353 acre foot/day	Cubic Yard/second to Acre Foot/day
1 cubic yard/second =	53.553398391829 acre foot/day [survey]	Cubic Yard/second to Acre Foot/day [survey]
1 cubic yard/second =	2.2314049863949 acre foot/hour	Cubic Yard/second to Acre Foot/hour
1 cubic yard/second =	2.2313915996543 acre foot/hour [survey]	Cubic Yard/second to Acre Foot/hour [survey]
1 cubic yard/second =	0.037190083106473 acre foot/minute	Cubic Yard/second to Acre Foot/minute
1 cubic yard/second =	0.037189859994239 acre foot/minute [survey]	Cubic Yard/second to Acre Foot/minute [survey]
1 cubic yard/second =	0.00061983471844223 acre foot/second	Cubic Yard/second to Acre Foot/second
1 cubic yard/second =	0.00061983099990398 acre foot/second [survey]	Cubic Yard/second to Acre Foot/second [survey]
1 cubic yard/second =	642.64463607843 acre inch/day	Cubic Yard/second to Acre Inch/day
1 cubic yard/second =	642.64078070105 acre inch/day [survey]	Cubic Yard/second to Acre Inch/day [survey]
1 cubic yard/second =	26.776859836676 acre inch/hour	Cubic Yard/second to Acre Inch/hour
1 cubic yard/second =	26.776699195821 acre inch/hour [survey]	Cubic Yard/second to Acre Inch/hour [survey]
1 cubic yard/second =	0.44628099727898 acre inch/minute	Cubic Yard/second to Acre Inch/minute
1 cubic yard/second =	0.44627831993087 acre inch/minute [survey]	Cubic Yard/second to Acre Inch/minute [survey]
1 cubic yard/second =	0.0074380166213308 acre inch/second	Cubic Yard/second to Acre Inch/second
1 cubic yard/second =	0.0074379719988478 acre inch/second [survey]	Cubic Yard/second to Acre Inch/second [survey]
1 cubic yard/second =	415489.42909146 barrel/day [petroleum]	Cubic Yard/second to Barrel/day [petroleum]
1 cubic yard/second =	403628.5435609 barrel/day [UK]	Cubic Yard/second to Barrel/day [UK]
1 cubic yard/second =	562921.16199301 barrel/day [US beer/wine]	Cubic Yard/second to Barrel/day [US Beer/wine]
1 cubic yard/second =	553985.90545629 barrel/day [US]	Cubic Yard/second to Barrel/day [US]
1 cubic yard/second =	17312.059545454 barrel/hour [petroleum]	Cubic Yard/second to Barrel/hour [petroleum]
1 cubic yard/second =	16817.855981734 barrel/hour [UK]	Cubic Yard/second to Barrel/hour [UK]
1 cubic yard/second =	23455.048416447 barrel/hour [US beer/wine]	Cubic Yard/second to Barrel/hour [US Beer/wine]
1 cubic yard/second =	23082.746060623 barrel/hour [US]	Cubic Yard/second to Barrel/hour [US]
1 cubic yard/second =	288.53432575779 barrel/minute [petroleum]	Cubic Yard/second to Barrel/minute [petroleum]
1 cubic yard/second =	280.29759969556 barrel/minute [UK]	Cubic Yard/second to Barrel/minute [UK]
1 cubic yard/second =	390.91747360666 barrel/minute [US beer/wine]	Cubic Yard/second to Barrel/minute [US Beer/wine]
1 cubic yard/second =	384.71243434372 barrel/minute [US]	Cubic Yard/second to Barrel/minute [US]
1 cubic yard/second =	4.8089054292965 barrel/second [petroleum]	Cubic Yard/second to Barrel/second [petroleum]
1 cubic yard/second =	4.6716266615927 barrel/second [UK]	Cubic Yard/second to Barrel/second [UK]
1 cubic yard/second =	6.5152912267887 barrel/second [US beer/wine]	Cubic Yard/second to Barrel/second [US Beer/wine]
1 cubic yard/second =	6.4118739057286 barrel/second [US]	Cubic Yard/second to Barrel/second [US]
1 cubic yard/second =	0.0023328000000016 billion cubic foot/day	Cubic Yard/second to Billion Cubic Foot/day
1 cubic yard/second =	9.7200000000041E-5 billion cubic foot/hour	Cubic Yard/second to Billion Cubic Foot/hour
1 cubic yard/second =	1.62E-6 billion cubic foot/minute	Cubic Yard/second to Billion Cubic Foot/minute
1 cubic yard/second =	2.7E-8 billion cubic foot/second	Cubic Yard/second to Billion Cubic Foot/second
1 cubic yard/second =	6605754068.1452 centilitre/day	Cubic Yard/second to Centilitre/day
1 cubic yard/second =	275239752.83978 centilitre/hour	Cubic Yard/second to Centilitre/hour
1 cubic yard/second =	4587329.2139908 centilitre/minute	Cubic Yard/second to Centilitre/minute
1 cubic yard/second =	76455.4869 centilitre/second	Cubic Yard/second to Centilitre/second
1 cubic yard/second =	1.5848046792537E-5 cubem/day	Cubic Yard/second to Cubem/day
1 cubic yard/second =	6.6033528302258E-7 cubem/hour	Cubic Yard/second to Cubem/hour
1 cubic yard/second =	1.1005588050361E-8 cubem/minute	Cubic Yard/second to Cubem/minute
1 cubic yard/second =	1.834264675061E-10 cubem/second	Cubic Yard/second to Cubem/second
1 cubic yard/second =	66057540681.452 cubic centimetre/day	Cubic Yard/second to Cubic Centimetre/day
1 cubic yard/second =	2752397528.3978 cubic centimetre/hour	Cubic Yard/second to Cubic Centimetre/hour
1 cubic yard/second =	45873292.139908 cubic centimetre/minute	Cubic Yard/second to Cubic Centimetre/minute
1 cubic yard/second =	764554.869 cubic centimetre/second	Cubic Yard/second to Cubic Centimetre/second
1 cubic yard/second =	66057540.681452 cubic decimetre/day	Cubic Yard/second to Cubic Decimetre/day
1 cubic yard/second =	2752397.5283978 cubic decimetre/hour	Cubic Yard/second to Cubic Decimetre/hour
1 cubic yard/second =	45873.292139908 cubic decimetre/minute	Cubic Yard/second to Cubic Decimetre/minute
1 cubic yard/second =	764.554869 cubic decimetre/second	Cubic Yard/second to Cubic Decimetre/second
1 cubic yard/second =	66.057540681452 cubic dekametre/day	Cubic Yard/second to Cubic Dekametre/day
1 cubic yard/second =	2.7523975283978 cubic dekametre/hour	Cubic Yard/second to Cubic Dekametre/hour
1 cubic yard/second =	0.045873292139908 cubic dekametre/minute	Cubic Yard/second to Cubic Dekametre/minute
1 cubic yard/second =	0.000764554869 cubic dekametre/second	Cubic Yard/second to Cubic Dekametre/second
1 cubic yard/second =	2332800.0000016 cubic foot/day	Cubic Yard/second to Cubic Foot/day
1 cubic yard/second =	97200.000000041 cubic foot/hour	Cubic Yard/second to Cubic Foot/hour
1 cubic yard/second =	1620 cubic foot/minute	Cubic Yard/second to Cubic Foot/minute
1 cubic yard/second =	27 cubic foot/second	Cubic Yard/second to Cubic Foot/second
1 cubic yard/second =	4031078400.0077 cubic inch/day	Cubic Yard/second to Cubic Inch/day
1 cubic yard/second =	167961599.99995 cubic inch/hour	Cubic Yard/second to Cubic Inch/hour
1 cubic yard/second =	2799359.9999951 cubic inch/minute	Cubic Yard/second to Cubic Inch/minute
1 cubic yard/second =	46656.000000032 cubic inch/second	Cubic Yard/second to Cubic Inch/second
1 cubic yard/second =	6.6057540681452E-5 cubic kilometre/day	Cubic Yard/second to Cubic Kilometre/day
1 cubic yard/second =	2.7523975283978E-6 cubic kilometre/hour	Cubic Yard/second to Cubic Kilometre/hour
1 cubic yard/second =	4.5873292139908E-8 cubic kilometre/minute	Cubic Yard/second to Cubic Kilometre/minute
1 cubic yard/second =	7.64554869E-10 cubic kilometre/second	Cubic Yard/second to Cubic Kilometre/second
1 cubic yard/second =	66057.540681452 cubic metre/day	Cubic Yard/second to Cubic Metre/day
1 cubic yard/second =	2752.3975283978 cubic metre/hour	Cubic Yard/second to Cubic Metre/hour
1 cubic yard/second =	45.873292139908 cubic metre/minute	Cubic Yard/second to Cubic Metre/minute
1 cubic yard/second =	0.764554869 cubic meter/second	Cubic Yard/second to Cubic Meter/second
1 cubic yard/second =	1.5848046792537E-5 cubic mile/day	Cubic Yard/second to Cubic Mile/day
1 cubic yard/second =	6.6033528302258E-7 cubic mile/hour	Cubic Yard/second to Cubic Mile/hour
1 cubic yard/second =	1.1005588050361E-8 cubic mile/minute	Cubic Yard/second to Cubic Mile/minute
1 cubic yard/second =	1.834264675061E-10 cubic mile/second	Cubic Yard/second to Cubic Mile/second
1 cubic yard/second =	66057540681452 cubic millimetre/day	Cubic Yard/second to Cubic Millimetre/day
1 cubic yard/second =	2752397528397.8 cubic millimetre/hour	Cubic Yard/second to Cubic Millimetre/hour
1 cubic yard/second =	45873292139.908 cubic millimetre/minute	Cubic Yard/second to Cubic Millimetre/minute
1 cubic yard/second =	764554869 cubic millimetre/second	Cubic Yard/second to Cubic Millimetre/second
1 cubic yard/second =	86400 cubic yard/day	Cubic Yard/second to Cubic Yard/day
1 cubic yard/second =	3600 cubic yard/hour	Cubic Yard/second to Cubic Yard/hour
1 cubic yard/second =	60 cubic yard/minute	Cubic Yard/second to Cubic Yard/minute
1 cubic yard/second =	27 cusec	Cubic Yard/second to Cusec
1 cubic yard/second =	660575406.81452 decilitre/day	Cubic Yard/second to Decilitre/day
1 cubic yard/second =	27523975.283978 decilitre/hour	Cubic Yard/second to Decilitre/hour
1 cubic yard/second =	458732.92139908 decilitre/minute	Cubic Yard/second to Decilitre/minute
1 cubic yard/second =	7645.54869 decilitre/second	Cubic Yard/second to Decilitre/second
1 cubic yard/second =	6605754.0681452 dekalitre/day	Cubic Yard/second to Dekalitre/day
1 cubic yard/second =	275239.75283978 dekalitre/hour	Cubic Yard/second to Dekalitre/hour
1 cubic yard/second =	4587.3292139908 dekalitre/minute	Cubic Yard/second to Dekalitre/minute
1 cubic yard/second =	76.4554869 dekalitre/second	Cubic Yard/second to Dekalitre/second
1 cubic yard/second =	14530627.56822 gallon/day [UK]	Cubic Yard/second to Gallon/day [UK]
1 cubic yard/second =	17450556.021821 gallon/day [US]	Cubic Yard/second to Gallon/day [US]
1 cubic yard/second =	605442.81534135 gallon/hour [UK]	Cubic Yard/second to Gallon/hour [UK]
1 cubic yard/second =	727106.50090809 gallon/hour [US]	Cubic Yard/second to Gallon/hour [US]
1 cubic yard/second =	10090.713589036 gallon/minute [UK]	Cubic Yard/second to Gallon/minute [UK]
1 cubic yard/second =	12118.441681821 gallon/minute [US]	Cubic Yard/second to Gallon/minute [US]
1 cubic yard/second =	168.17855981734 gallon/second [UK]	Cubic Yard/second to Gallon/second [UK]
1 cubic yard/second =	201.97402803045 gallon/second [US]	Cubic Yard/second to Gallon/second [US]
1 cubic yard/second =	0.0045873292139908 hectare meter/minute	Cubic Yard/second to Hectare Meter/minute
1 cubic yard/second =	6.6057540681452 hectare metre/day	Cubic Yard/second to Hectare Metre/day
1 cubic yard/second =	0.27523975283978 hectare metre/hour	Cubic Yard/second to Hectare Metre/hour
1 cubic yard/second =	7.64554869E-5 hectare metre/second	Cubic Yard/second to Hectare Metre/second
1 cubic yard/second =	660575.40681452 hectolitre/day	Cubic Yard/second to Hectolitre/day
1 cubic yard/second =	27523.975283978 hectolitre/hour	Cubic Yard/second to Hectolitre/hour
1 cubic yard/second =	458.73292139908 hectolitre/minute	Cubic Yard/second to Hectolitre/minute
1 cubic yard/second =	7.64554869 hectolitre/second	Cubic Yard/second to Hectolitre/second
1 cubic yard/second =	66057.540681452 kilolitre/day	Cubic Yard/second to Kilolitre/day
1 cubic yard/second =	2752.3975283978 kilolitre/hour	Cubic Yard/second to Kilolitre/hour
1 cubic yard/second =	45.873292139908 kilolitre/minute	Cubic Yard/second to Kilolitre/minute
1 cubic yard/second =	0.764554869 kilolitre/second	Cubic Yard/second to Kilolitre/second
1 cubic yard/second =	66057540681452 lambda/day	Cubic Yard/second to Lambda/day
1 cubic yard/second =	2752397528397.8 lambda/hour	Cubic Yard/second to Lambda/hour
1 cubic yard/second =	45873292139.908 lambda/minute	Cubic Yard/second to Lambda/minute
1 cubic yard/second =	764554869 lambda/second	Cubic Yard/second to Lambda/second
1 cubic yard/second =	66057540.681452 litre/day	Cubic Yard/second to Litre/day
1 cubic yard/second =	2752397.5283978 litre/hour	Cubic Yard/second to Litre/hour
1 cubic yard/second =	45873.292139908 litre/minute	Cubic Yard/second to Litre/minute
1 cubic yard/second =	764.554869 litre/second	Cubic Yard/second to Litre/second
1 cubic yard/second =	66057540681.452 millilitre/day	Cubic Yard/second to Millilitre/day
1 cubic yard/second =	2752397528.3978 millilitre/hour	Cubic Yard/second to Millilitre/hour
1 cubic yard/second =	45873292.139908 millilitre/minute	Cubic Yard/second to Millilitre/minute
1 cubic yard/second =	764554.869 millilitre/second	Cubic Yard/second to Millilitre/second
1 cubic yard/second =	5.3553719673353E-5 million acre foot/day	Cubic Yard/second to Million Acre Foot/day
1 cubic yard/second =	2.2314049863949E-6 million acre foot/hour	Cubic Yard/second to Million Acre Foot/hour
1 cubic yard/second =	3.7190083106473E-8 million acre foot/minute	Cubic Yard/second to Million Acre Foot/minute
1 cubic yard/second =	6.1983471844223E-10 million acre foot/second	Cubic Yard/second to Million Acre Foot/second
1 cubic yard/second =	2.3328000000016 million cubic foot/day	Cubic Yard/second to Million Cubic Foot/day
1 cubic yard/second =	0.097200000000041 million cubic foot/hour	Cubic Yard/second to Million Cubic Foot/hour
1 cubic yard/second =	0.00162 million cubic foot/minute	Cubic Yard/second to Million Cubic Foot/minute
1 cubic yard/second =	2.7E-5 million cubic foot/second	Cubic Yard/second to Million Cubic Foot/second
1 cubic yard/second =	14.53062756822 million gallon/day [UK]	Cubic Yard/second to Million Gallon/day [UK]
1 cubic yard/second =	17.450556021821 million gallon/day [US]	Cubic Yard/second to Million Gallon/day [US]
1 cubic yard/second =	0.60544281534135 million gallon/hour [UK]	Cubic Yard/second to Million Gallon/hour [UK]
1 cubic yard/second =	0.72710650090809 million gallon/hour [US]	Cubic Yard/second to Million Gallon/hour [US]
1 cubic yard/second =	0.010090713589036 million gallon/minute [UK]	Cubic Yard/second to Million Gallon/minute [UK]
1 cubic yard/second =	0.012118441681821 million gallon/minute [US]	Cubic Yard/second to Million Gallon/minute [US]
1 cubic yard/second =	0.00016817855981734 million gallon/second [UK]	Cubic Yard/second to Million Gallon/second [UK]
1 cubic yard/second =	0.00020197402803045 million gallon/second [US]	Cubic Yard/second to Million Gallon/second [US]
1 cubic yard/second =	1080 miner's inch [AZ/ CA/ OR]	Cubic Yard/second to Miner's Inch [AZ/ CA/ OR]
1 cubic yard/second =	1036.8 miner's inch [CO]	Cubic Yard/second to Miner's Inch [CO]
1 cubic yard/second =	1346.493520203 miner's inch [ID/ WA/ NM]	Cubic Yard/second to Miner's Inch [ID/ WA/ NM]
1 cubic yard/second =	2324900410.917 ounce/day [UK]	Cubic Yard/second to Ounce/day [UK]
1 cubic yard/second =	2233671170.7941 ounce/day [US]	Cubic Yard/second to Ounce/day [US]
1 cubic yard/second =	96870850.4548 ounce/hour [UK]	Cubic Yard/second to Ounce/hour [UK]
1 cubic yard/second =	93069632.116419 ounce/hour [US]	Cubic Yard/second to Ounce/hour [US]
1 cubic yard/second =	1614514.1742453 ounce/minute [UK]	Cubic Yard/second to Ounce/minute [UK]
1 cubic yard/second =	1551160.5352749 ounce/minute [US]	Cubic Yard/second to Ounce/minute [US]
1 cubic yard/second =	26908.569570774 ounce/second [UK]	Cubic Yard/second to Ounce/second [UK]
1 cubic yard/second =	25852.675587898 ounce/second [US]	Cubic Yard/second to Ounce/second [US]
1 cubic yard/second =	14138.181818173 petrograd standard/day	Cubic Yard/second to Petrograd Standard/day
1 cubic yard/second =	589.09090909091 petrograd standard/hour	Cubic Yard/second to Petrograd Standard/hour
1 cubic yard/second =	9.8181818181818 petrograd standard/minute	Cubic Yard/second to Petrograd Standard/minute
1 cubic yard/second =	0.16363636363636 petrograd standard/second	Cubic Yard/second to Petrograd Standard/second
1 cubic yard/second =	69802224.364658 quart/day	Cubic Yard/second to Quart/day
1 cubic yard/second =	2908426.0196197 quart/hour	Cubic Yard/second to Quart/hour
1 cubic yard/second =	48473.766932195 quart/minute	Cubic Yard/second to Quart/minute
1 cubic yard/second =	807.89611553658 quart/second	Cubic Yard/second to Quart/second
1 cubic yard/second =	66057.540681452 stere/day	Cubic Yard/second to Stere/day
1 cubic yard/second =	2752.3975283978 stere/hour	Cubic Yard/second to Stere/hour
1 cubic yard/second =	45.873292139908 stere/minute	Cubic Yard/second to Stere/minute
1 cubic yard/second =	0.764554869 stere/second	Cubic Yard/second to Stere/second
1 cubic yard/second =	2332.8000000016 thousand cubic foot/day	Cubic Yard/second to Thousand Cubic Foot/day
1 cubic yard/second =	97.200000000041 thousand cubic foot/hour	Cubic Yard/second to Thousand Cubic Foot/hour
1 cubic yard/second =	1.62 thousand cubic foot/minute	Cubic Yard/second to Thousand Cubic Foot/minute
1 cubic yard/second =	0.027 thousand cubic foot/second	Cubic Yard/second to Thousand Cubic Foot/second
1 cubic yard/second =	2.3328000000016E-6 trillion cubic foot/day	Cubic Yard/second to Trillion Cubic Foot/day
1 cubic yard/second =	9.7200000000041E-8 trillion cubic foot/hour	Cubic Yard/second to Trillion Cubic Foot/hour
1 cubic yard/second =	1.62E-9 trillion cubic foot/minute	Cubic Yard/second to Trillion Cubic Foot/minute
1 cubic yard/second =	2.7E-11 trillion cubic foot/second	Cubic Yard/second to Trillion Cubic Foot/second