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Radam

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Everything posted by Radam

  1. They actually radiate alot of the heat by themselves. Just not enough.
  2. Really? Mechjeb, KER and actual flights indicate theres less drag... afaik. Or not, interesting.
  3. Really, dont like powerfull engines? At least something we got with ISP nerf for rockets.
  4. Look at it this way, you have very good engines. Only thing you have to do is throttle down...
  5. I like new wings, dont need many anyway.
  6. Apparently it does go to 295 at 10km or so then back to 340. Details... The stall curves? Maybe the people behind FAR will make a plugin for stock aero.
  7. 340m/s = mach Relationship of speed altitude and thrust is a 3d graph. Like the one I made a few posts back. Might be slightly off but close enough. Seems like the SSTO ascent is now: ascent to 5km, break the sound barrier, pitch up if heat becomes too excessive. Switch to rocket mode at 1300ms...
  8. Im getting frustrated by not even getting off the runway in most tries. SUCCES! Got some cargo into orbit... Needs some tweaking but I did switch cycles at 1200ms. Not sure about the turbojets tho... Edit: With only rapiers, I only had to use a sliver of LF and had some leftover LOX. So basically this is a big red to orbit!
  9. One interesting tidbit, intakes offset into the structure still provide air but no drag...
  10. I think I had an experiment where I burned all of it. Used it to block heat coming off of LV-N. Bad idea.
  11. Im using mk3 parts and lately it tends to turn sideways at the last stretch of the runway... Im not sure what is the best landing gear distribution.
  12. Low twr planes seem to be out of the question...
  13. It seems the main trick is to have enough thrust to break the sound barrier and then going up as fast as possible while staying on the other side of it.
  14. That would explain thrust increase in upper layers, now I remember someone plotting temperature vs height a few versions back.
  15. If your isp is constant, your thrust/pressure is also directly related. What would your impeller do? It does in real life, while in ksp density is just directly modeled to altitude.
  16. I know it is 1.0 and I have been assuming its a curve. Thanks for the link to what it actually is. But even without exact tangents I have been able to get reasonably close. As jet seems to have constant isp figure, flow is directly proportional to thrust. I have also been assuming its basing the thrust off of stationary thrust value and multiplying it by both atmospheric pressure curve and velocity curve. 3D graph I posted is reasonably close to the actual thrust vs both speed and altitude.
  17. Are you doing the standard 10km then rotate to 45 degrees thing? If so, THATS YOUR PROBLEM!
  18. Well not with turbojets, rapiers are the way. Altho I still dont know why KER is showing different (possibly more accurate) results.
  19. Or like this: This is for turbojet. Altho I think its a bit off as KER shows twice as much thrust at mach 3 and 15km.
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