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  • shalav

Comparisons – AGAIN

Apparently the webmaster has deleted the comparison thread – so here is the data again on 7 aircraft

<br />
We assume 2000 kg of fuel and 2000 kg of stores. In addition<br />
we assume all fuel and stores will be expended leaving 10%<br />
of the original fuel for landing.</p>
<p>...........Start..........End.....<br />
J10........10950kg........7150kg<br />
LCA.........9500kg........5700kg<br />
FC1........10320kg........6520kg</p>
<p>..........................J10.............LCA.............FC1.........<br />
Wing Aspect ratio<br />
..........................2.33............1.77............3.51</p>
<p>TWR.@.max.thrust<br />
...Afterburner............1.142..........0.894..........0.804<br />
...dry....................0.740..........0.596..........0.488</p>
<p>WingLoading<br />
...AtStart................331kg/m^2.......250kg/m^2.....401kg/m^2<br />
...AtEnd..................216kg/m^2.......150kg/m^2.....253kg/m^2</p>
<p>Velocity<br />
...forMaxEndurance........114.26m/sec.....106.39m/sec...113.56m/sec<br />
..........................411kmh..........383kmh........409kmh<br />
..........................0.34mach........0.31mach......0.33mach<br />
...forMaxRange............150.36m/sec.....140.00m/sec...149.44m/sec<br />
..........................541kmh..........504kmh........538kmh<br />
..........................0.44mach........0.41mach......0.44mach</p>
<p>Turnrate . Velocity for calculation = velocity forMaxRange above<br />
****@60degBankAngle****<br />
........deg/sec...........6.47............6.95............6.51<br />
........BankAngle.........60.00deg........60.00deg........60.00deg<br />
........g.load............2.00g...........2.00g...........2.00g<br />
........turnradius........1331m...........1153m...........1315m<br />
........timefor1degofturn.0.1545sec/deg...0.1439sec/deg...0.1536sec/deg</p>
<p>****@6g.load****<br />
........deg/sec...........22.11...........23.74............22.24<br />
........BankAngle.........80.41deg........80.41deg........80.41deg<br />
........g.load............6.00g...........6.00g...........6.00g<br />
........turnradius........390m............338m............385m<br />
........timefor1degofturn.0.0452sec/deg...0.0421sec/deg...0.0450sec/deg</p>
<p>****@MaxDesign.g.Load****<br />
........deg/sec...........33.42...........35.90...........29.84<br />
........BankAngle.........83.62deg........83.62deg........82.82deg<br />
........g.load............9.00g...........9.00g...........8.00g<br />
........turnradius........258m............223m............287m<br />
........timefor1degofturn.0.0299sec/deg...0.0279sec/deg...0.0335sec/deg</p>
<p>Endurance (hr)<br />
...dry thrust............2.17.............1.96............2.48<br />
...afterburner...........0.76.............0.82............0.91</p>
<p>Range (km)<br />
...dry thrust............1255.............1124............1073<br />
...afterburner...........438..............469.............393</p>
<p>

==========================================================================
Note:

a. Aspect ratio (A) = wingspan2 / wing area = A glider with a longer wingspan will have a higher aspect ratio, a modern jet fighter has an aspect ratio of between 2-3

b. Turn rates have been calculated for
—–a 60 deg angle of bank = normal bank angle.
—–a 6 g turn = sustained turn rate – since humans cannot take more than 5-6 g continuously.
—–a 9/8 g turn = instaneous turn rate – max design g limit of the respective fighters.
==========================================================================

<br />
Parameters/ac->....M2000.C....M2000.5.....M2000.D.....F16C.Block50...</p>
<p>Aspect Ratio.......2.03.......2.03........2.03........3.57 </p>
<p>TWR<br />
......dry.........0.565.......0.546.......0.551.......0.600<br />
......afterburner.0.843.......0.815.......0.822.......1.041 </p>
<p>Wing Loading<br />
......Start.......280kg/m2....290kg/m2....288kg/m2....459kg/m2<br />
......End.........188kg/m2....198kg/m2....195kg/m2....323kg/m2</p>
<p>Turn Rate@60deg...6.79d/s.....6.68d/s.....6.71d/s.....6.11d/s<br />
......bankangl....60.00deg....60.00deg....60.00deg....60.00deg<br />
......g load......2.00g.......2.00g.......2.00g.......2.00g<br />
......turn radius.1208m........1250m......1239m.......1491m<br />
......1deg........0.1472s/d....0.1497s/d..0.1491s/d...0.1635s/d</p>
<p>Turn Rate@6g......23.21d/s.....22.81d/s...22.91d/s....20.89d/s<br />
......bankangl....80.41deg.....80.41deg...80.41deg....80.41deg<br />
......g load......6.00g........6.00g......6.00g.......6.00g<br />
......turn radius.354m.........366m.......363m........437m<br />
......1deg........0.0431s/d....0.0438s/d..0.0436s/d...0.0479s/d</p>
<p>Turn Rate@9g......35.09d/s....34.49d/s....34.64d/s....31.58d/s<br />
......bankangl....83.62deg....83.62deg....83.62deg....83.62deg<br />
......g load......9.00g.......9.00g.......9.00g.......9.00g<br />
......turn radius.234m........242m........240m........289m<br />
......1deg........0.0285s/d...0.0290s/d...0.0289s/d...0.0317s/d</p>
<p>Velocity<br />
......Max Endrnc..392kph......399kph......397kph......435kph<br />
..................0.32mach....0.33mach....0.32mach....0.36mach<br />
......Max Range...516kph......456kph......522kph......573kph<br />
..................0.42mach....0.37mach....0.43mach....0.47mach</p>
<p>Endurance<br />
......dry.........1.43hr......1.38hr......1.39hr......1.99hr<br />
......afterburner.0.66hr......0.63hr......0.64hr......0.72hr</p>
<p>Range<br />
......dry.........1000km......997km.......998km.......1116km<br />
......afterburner.457km.......456km.......456km.......404km<br />

*****::::Above are for performance at sea level

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