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Russian Launch and Mission Thread


tater

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  • 2 weeks later...

https://www.sott.net/article/480014-Ex-Russian-space-boss-questions-US-Moon-landing

https://t.me/rogozin_do/4122

I believe that this is called "desperate for attention". It's notable how no-one in the Russian mainstream press cared to pick up on it. Rogozin's stardom has certainly passed.

But he better lay low now, lest a certain bald condotiere would show up at his door asking for munitions...

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On 5/16/2023 at 5:50 AM, kerbiloid said:

20 ° C = 68 ° F

20 = 68

*teacher voice* "I'm taking off 10 points for you leaving out the units. Units are important for blah blah blah..."

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9 minutes ago, tater said:

coming in to ISS right now

(sorta kerbal music playing)

Are the 2nd and 3rd HUD lines from the bottom the Cartesian distance and velocity relative to the docking axis?  Looks like it

Edited by darthgently
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Lower left, curly p is distance, curly p dot is... first derivative of distance (velocity).

(someone who knows Russian can illuminate the use of curly p—maybe it's what I would use "r" for typically?)

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10 hours ago, sh1pman said:

Yes, ρ means length in polar coordinates, ῥ with dot means relative velocity.

My mission control friend speaks Russian, he said p = расстояние

which my phone tells me translates to "distance."

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1 hour ago, tater said:

My mission control friend speaks Russian, he said p = расстояние

which my phone tells me translates to "distance."

You can see that there are other Greek letters on the screen, psi and gamma for example. From wiki:

Quote

The radial coordinate is often denoted by r or ρ, and the angular coordinate by φ, θ, or t. 

So ρ here definitely comes from Greek convention about polar coordinates, otherwise they’d use Russian «р» and other Cyrillic letters everywhere else.

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6 hours ago, tater said:

My mission control friend speaks Russian, he said p = расстояние

р, rho = "radius-vector", i.e. distance from (0, 0)

It's in polar coordinates.

Edited by kerbiloid
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Indeed. Not less than 10 kg in total. And it's just for the first twenty years of ISS flying.

~50 Soyuz flights.

~100 g heavy toy (the "zero-g indicator", hanging above the midshipman man in the middle, so in case of ejection 0.1 * 20 = 2 kg)

50 * 0.1 = 5 kg, rounding = 10 kg.

Alot of cargo, yes, very heavy.

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