egg changed the topic of #principia to: Logs: https://esper.irclog.whitequark.org/principia | <scott_manley> anyone that doubts the wisdom of retrograde bop needs to get the hell out | https://xkcd.com/323/ | <egg> calculating the influence of lamont on Pluto is a bit silly…
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<_whitenotifier> [Principia] Robertrover811 starred Principia - https://git.io/J1eoZ
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<queqiao-> ⟨Q​uadrupole⟩ Why is the first point of Aries in Principia not the vernal equinox? Apparently this makes the moon's LAN off by 270 degrees.
<_whitenotifier> [Principia] Joelthefrog1 starred Principia - https://git.io/J1JmM
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<queqiao-> ⟨e​gg⟩ The first point of aries/origin of right ascension/point ♈︎ *is* the vernal equinox of J2000.
<queqiao-> ⟨e​gg⟩ on the other hand, the ♈︎ marker on the navball is that only if the reference plane is the Earth’s equator.
<queqiao-> ⟨e​gg⟩
<queqiao-> ⟨e​gg⟩ If you are asking about in-game coordinates, these depend on how the universe is currently tilted anyway (i.e. on where the active vessel is).
<queqiao-> ⟨Q​uadrupole⟩ So Imy active vessel is on launch pad, and I checked from MJ that the moon's LAN is around 270 degrees, which should be near zero since the lunar plane is near the ecliptic.
<queqiao-> ⟨Q​uadrupole⟩ So my active vessel is on launch pad, and I checked from MJ that the moon's LAN is around 270 degrees, which should be near zero since the lunar plane is near the ecliptic. (edited)
<queqiao-> ⟨e​gg⟩ no it should not.
<queqiao-> ⟨e​gg⟩ these are in-game coordinates; they are essentially arbitrary, and they change depending on where your vessel is.
<queqiao-> ⟨e​gg⟩ (I suspect the explanation in this particular case, where everyone agrees up to right angles, is the different axis conventions between the various bits of KSP and Principia; but there is no way for those readouts to work well in general anyway)
<queqiao-> ⟨Q​uadrupole⟩ KSP being KSP. Got it. Just need to substract 270 in my script.
<queqiao-> ⟨e​gg⟩ (we could probably mess with things in some of the looking-glasses to make this work; but this will break down promptly as soon as you leave the vicinity of earth, so it is not clear that it is worth the effort.)
<queqiao-> ⟨e​gg⟩ and touching the looking-glasses is, of course, :rabbit_hole:
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<_whitenotifier> [Principia] mse63 commented on issue #3197: Game Crashes When Editing a Maneuver - https://git.io/J1UZe
<_whitenotifier> [Principia] mse63 edited a comment on issue #3197: Game Crashes When Editing a Maneuver - https://git.io/J1UZe
<_whitenotifier> [Principia] mse63 edited a comment on issue #3197: Game Crashes When Editing a Maneuver - https://git.io/J1UZe
<_whitenotifier> [Principia] Growflavor edited a comment on pull request #3201: Use static styles to prevent Unity leaks - https://git.io/JXhyk
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