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Calculating remaining delta v?


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One thing i have always done is guestimated my Delta V, today is the day i want to know exactly how far i can go lol, I have seen a screen people open up that calculates their remaining delta V and i have been searching for hours to try and find what it is but i can not seem to, surely someone knows what i am talking about. (I have a feeling its mech jeb)

Be lovely to know how many m/s the fuel left in this will get me.

7Xojoor.jpg

Edited by Roflcopterkklol
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Isp*g0*ln(M_wet/M_dry). At present, g0 is 9.80665 m/s²

You can get your current M_wet in map view. For M_dry, you'll need to subtract the relevant propellant mass. The ship appears oxidizer limited, so I would guess it would run through 2054/0.55 = 3734.5 units of propellant in total. At 0.005 tonnes per unit, that's 18.67 tonnes lighter than the wet mass.

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