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  • GPIS 4: Fly Me To The Moon
    ...EO) from a runway, flying to an orbit that is well aligned with the Moon’s orbital plane (most or all of the alignment will be done by waiting for a “launch ...ast). The Transfer MFD will only work if you and the target share the same orbital plane. That’s what you’ll have to take care of first, making sure your
    52 KB (9,328 words) - 11:01, 14 October 2022
  • GPIS 10: I Was Just Wondering
    ...effects which will prevent massive objects in real life from reaching the speed of light. ...bit thing bothers me – a spacecraft can circle the Earth for years at high speed without requiring power or slowing down? How does that work? And what about
    33 KB (5,815 words) - 10:51, 14 October 2022
  • IMFD Map
    ...or influence the reference causes. The user has the ability to control the speed and accuracy of the trajectory engine. The modifications can be made from t The core uses the Encke-Fehlberg methods which allow a high speed trajectory prediction. In this version of the trajectory engine the graphic
    19 KB (3,110 words) - 11:40, 14 October 2022
  • GPIS Appendices
    ...s page has a selector for MJD (date), but this is a reference date for the orbital elements, it does not change the date of the scenario. Acceleration – Change in velocity (change in speed or direction)
    19 KB (3,197 words) - 11:04, 14 October 2022
  • GPIS 3: Hovering At The Beach
    ...that of Earth, the Moon is a great place to practice hover flight and low-speed maneuvers. It’s also very easy to achieve orbit on the Moon, but hover-to ...ypes of speed, see the Orbiter manual), altitude (ALT, '''km'''), vertical speed (VS, m/s, plus is moving up, minus is moving down), acceleration (ACC, m/s<
    57 KB (10,294 words) - 10:53, 14 October 2022
  • GPIS 6: Reentry
    ...become useless and they have to deploy parachutes to control their landing speed. ...or this it uses the atmosphere to dissipate its kinetic energy. Due to the speed of entry into the atmosphere, air molecules are quickly compacted in front
    28 KB (4,793 words) - 11:02, 14 October 2022
  • GPIS 8: Learning And Doing More
    ...has only thrusters, no main engines, making it difficult to make any large orbital changes. Definitely NOT for reentry or landing – it has no heat protectio ...t saving you from a fall? How accurately can you stop over a pad on a high speed run into Brighton Beach? Can you orient yourself pro grade or retro grade w
    31 KB (5,165 words) - 11:03, 14 October 2022
  • GPIS 8: Learning and Doing More
    ...has only thrusters, no main engines, making it difficult to make any large orbital changes. Definitely NOT for reentry or landing – it has no heat protectio ...t saving you from a fall? How accurately can you stop over a pad on a high speed run into Brighton Beach? Can you orient yourself pro grade or retro grade w
    32 KB (5,240 words) - 12:06, 19 July 2021
  • GPIS 5: Dancing In The Dark
    Rendezvous & docking is a fundamental and practical application of orbital mechanics. The Apollo Moon landing missions (1969-1972) depended on the abi ...this chapter. The title “Dancing in the Dark” is the title of a chapter on orbital maneuvering in Wayne Lee’s excellent book on space flight, To Rise From E
    36 KB (6,401 words) - 11:01, 14 October 2022
  • IMFD Background
    ...orbital plane. However, it is not the same as relative inclination between orbital planes. Typical situations are: How much the escape vector is out of the so RIn is a relative inclination it used to display the angle between orbital planes. The target plane is always one of these planes. And the other one i
    13 KB (2,261 words) - 11:34, 14 October 2022
  • GPIS 2: Smack! Rescue
    ...on the Orbit MFD on the right – and right away something looks wrong. The orbital diagram shows that your periapsis is ''inside'' the circle representing the ...but are not directly needed in this situation. For example '''T''' is the orbital period, the amount of time needed for one complete revolution around the Ea
    46 KB (8,106 words) - 10:51, 14 October 2022
  • GPIS 7: Mars Awaits
    ...e, you will be in orbit around the Sun, and your excess ΔV will add to the orbital velocity of the Earth that you start out with (around 30 km/s). ...to understand discussion of escape trajectories and many other aspects of orbital mechanics and space flight, see Wayne Lee’s book To Rise From Earth (refe
    38 KB (6,560 words) - 11:02, 14 October 2022
  • GPIS 1: Before You Get Started
    ...megabytes of free disk space. For best results with Orbiter 2006, your CPU speed should be 1 GHz or better, you should have at least 256 MB of RAM, and a gr ...about highway driving speed (67 mph or 108 kph), and 200 m/s is about the speed of a (slightly slow) jet airliner (447 mph or 720 kph).
    24 KB (4,151 words) - 10:49, 14 October 2022
  • IMFD AppG Playback Notes
    ...een a great four and a half days with you (or 25 minutes at Play at Record Speed :) ). | Let's start reducing speed.
    52 KB (8,818 words) - 12:01, 14 October 2022
  • GPIS Introduction
    ...oo (but Orbiter lets you accelerate time by 10 to 100,000 times to greatly speed up such a mission so you can do it in around 45 minutes if you average 100x ...st do it for fun. Figuring out orbits and trajectories in space is called “orbital mechanics,” and it certainly involves math and physics, but thanks to Orb
    21 KB (3,615 words) - 11:00, 14 October 2022
  • Interplanetary MFD
    * Bug in Multibody calculations fixed also Calculation speed increased x3 * Orbital program added:
    27 KB (3,868 words) - 11:09, 1 October 2023
  • OrbiterManual/de/v060929/Multifunctional Display Modes
    *'''GS (Ground Speed):''' Die Grösse des Geschwindigkeitsvektors des Schiff im rotierenden Bezu *'''OS (Orbital Speed):''' Die Geschwindigkeit des Schiffs in Bezug auf das Zentrum des Planeten
    41 KB (5,866 words) - 11:30, 15 October 2022
  • List of Utilities add-ons
    ...ww.orbiter-forum.com/resources/orbid-orbital-calculator-v1-4.4210/ Orbid - Orbital Calculator v1.4]||O-F Resources||v 1.4.7.1||SpaceHuman||Utilities||11 Febru ...ps://www.orbiter-forum.com/resources/surface-speed-mfd-v2-11.1715/ Surface Speed MFD V2.11]||O-F Resources||2014-01-13||Unknown OHM Addon Developer||Utiliti
    83 KB (9,184 words) - 12:21, 16 May 2024
  • GPIS 9: A Bit About Add-ons
    ...define scenarios that take place in much earlier or far future times (the orbital elements of the planets change slightly over time). ...ets. After several kilometers of acceleration, the shuttle reaches orbital speed and the craft are released at the end of the track (starts at low altitude,
    48 KB (8,199 words) - 11:04, 14 October 2022
  • List of add-ons by Unknown OHM Add-ons Developer
    ...ps://www.orbiter-forum.com/resources/surface-speed-mfd-v2-11.1715/ Surface Speed MFD V2.11]||O-F Resources||2014-01-13||Unknown OHM Addon Developer||Utiliti |[https://www.orbiter-forum.com/resources/surface-speed-mfd.2357/ Surface Speed MFD]||O-F Resources||2009-12-24||Unknown OHM Addon Developer||Utilities||24
    175 KB (20,348 words) - 12:19, 14 July 2023

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