mercredi 15 novembre 2017

Work-in-Progress [WIP] Design Thread

Neat bird! How much does it carry into LKO?

I ran the numbers for the heck of it based on your stats.

ΔvNerv = Isp(Nerv) * g0 * ln(mfull/mempty)

= 800 s * 9.81 m/s2 * ln(269.1*103 kg / 99.1*103 kg) = 7839 m/s

ΔvRapier = Isp(Rapier) * g0 * ln(mfull/mempty)

= 305 s * 9.81 m/s2 * ln(269.1*103 kg / 99.1*103 kg) = 2988 m/s

ΔvLKO = Isp(Nerv) * g0 * ln[(mempty+mlf+mox)/(mempty+mox)]

= 800 s * 9.81 m/s2 * ln[(269.1*103 kg + 12700*5 kg + 3180*5 kg)/( 99.1*103 kg + 3180*5 kg)] = 3450 m/sWork-in-Progress [WIP] Design Thread

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