Federal Aviation Administration, DOT Pt. 36, App. A q is the temperature in SectionF; and H is the relative humidity, expressed as a percentage. A36.7.2(b) For calculations using the International System of Units (SI): where h(d) is listed in Table A36-4 and f0 in Table A36-5; a(i) is the attenuation coefficient in dB/1000 ft; [2.05 log ( f [log ( f ) + 8.42994 10 0 1010 ( log H - 1.328924 + 3.179768 10 - 2 ) 10 f0 10 ( - 2.173716 10 - 4 2 +1.7496 10 - 6 3 ) where h(d) is listed in Table A36-4 and f0 in Table A36-5; spaschal on DSK3GDR082PROD with CFR - 1.916984 - 3 ] - 2.755624 ] a(i) is the attenuation coefficient in dB/100 m; q is the temperature in SectionC; and H is the relative humidity, expressed as a percentage. and = - 3 A36.7.3 The values listed in table A36-4 are to be used when calculating the equations listed in section A36.7.2. A term of quadratic interpolation is to be used where necessary. Section A36.8 [Reserved] ER08JY02.013 + ( ) 10 ) 0 /1000 + 1.1394 10 795 VerDate Sep<11>2014 12:50 Apr 30, 2019 Jkt 247046 PO 00000 Frm 00805 Fmt 8010 Sfmt 8002 Y:\SGML\247046.XXX 247046 ER08JY02.012 (i) = 10