Re: Time/Distance scale for FT (sort of related top safe speed, etal)
From: "Laserlight" <laserlight@q...>
Date: Thu, 23 Dec 1999 20:45:11 -0500
Subject: Re: Time/Distance scale for FT (sort of related top safe speed, etal)
>> To the best of my knowledge, I was first to propose the T = 7.5
min,
>> D= 1000km, which also fits 2 to 1 with DS2 and lets you assume 1
>> thrust point = 1 gee.
>
>i'm not entirely sure that's the case.
>
>1 mu = 1000 km
> = 1e6 m
>
>1 tu = 7.5 min
> = 450 s
>
>speed 1 = 1 mu / tu
> = 1e6 m / 450 s
>
>dv = a * dt
>a = dv / dt
> = (1e6 / 450) / 450
> =~ 5 m/s^2
d = 0.5 * at^2
1,000,000m = 0.5 * a * 450sec^2
9.87654321 m/sec^2 = a
Close enough to 1 gravity for me.