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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<queqiao--> <m​ak​o> changing the step count etc didn't change
<queqiao--> <m​ak​o> I'll try reverting
<queqiao--> Reply to "M​me​ri​di​an​: where tf do yall learn this stuff"
<queqiao--> <e​zs​na​ck​> Tbf its just a simple sum of vectors
<queqiao--> <m​ak​o> reverting fixed it
<queqiao--> Reply to "m​ak​o: reverting fixed it"
<queqiao--> <e​zs​na​ck​> The save or the principia version?
<queqiao--> <m​ak​o> principia
<queqiao--> <e​gg​> Nothing related to this has changed in Lagny, so you most likely got unlucky.
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<queqiao--> <s​ic​he​lg​ai​ta​> Actually, it did change in Lagny: https://github.com/mockingbirdnest/Principia/commit/cd9b1fcd071bc019dd857b188968b5ce45e2807b
<queqiao--> <e​gg​> Ah.
<queqiao--> <e​gg​> Well, that’s a bug.
<queqiao--> <s​ic​he​lg​ai​ta​> A buglet.
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<queqiao--> <A​it​or​ J​ua​> how can I do a principia manouver with srb?
<queqiao--> <A​it​or​ J​ua​> ??
<queqiao--> <N​az​fi​b> - Use "instant impulse" in the planner, and set it to the actual Δv of the SRB — MJ underestimates it significantly, try it in a sim a few times to see how much you actually get on average. - Start the SRB a few seconds before T=0 on Principia's timer — ideally, you want half the Δv to be expended before the T=0 point and half after. Half the burn time before/after might be close enough. - (Optional) Trim the final orbit
<queqiao--> with RCS after your manoeuvre — due to unavoidable small misalignments in your burn direction, and variance in the SRB's total Δv output, the results will always be inaccurate to some degree. RCS or small liquid engines can be used to clean up afterwards.
<queqiao--> <A​it​or​ J​ua​> what upgrades do I need for making manouvers?
<queqiao--> Reply to "A​it​or​ J​ua​: what building upgrades do I need for making manouvers?"
<queqiao--> <R​D-​30​1 ​wo​rs​hi​pp​er​> I think tracking station and Mission Control upgrades.
<queqiao--> <R​D-​30​1 ​wo​rs​hi​pp​er​> iirc the Mission Control upgrade will allow you to display the maneuver node on the navball.
<queqiao--> <R​D-​30​1 ​wo​rs​hi​pp​er​> At least I’m pretty sure