Template:Glide ratio examples
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| Flight article | Scenario | L/D ratio/ glide ratio |
|---|---|---|
| Eta (glider) | Gliding | 70[1] |
| Great frigatebird | Soaring over the ocean | 15-22 at typical speeds[2] |
| Hang glider | Gliding | 15 |
| Air Canada Flight 143 (Gimli Glider) | a Boeing 767-200 with all engines failed caused by fuel exhaustion | ~12 |
| British Airways Flight 9 | a Boeing 747-200B with all engines failed caused by volcanic ash | ~15 |
| US Airways Flight 1549 | an Airbus A320-214 with all engines failed caused by bird strike | ~17 |
| Paraglider | High performance model | 11 |
| Helicopter | Autorotation | 4 |
| Powered parachute | Rectangular/elliptical parachute | 3.6/5.6 |
| Space Shuttle | Approach | 4.5[3] |
| Wingsuit | Gliding | 3 |
| Hypersonic Technology Vehicle 2 | Equilibrium hypersonic gliding estimate[4] | 2.6 |
| Northern flying squirrel | Gliding | 1.98 |
| Sugar glider (possum) | Gliding | 1.82[5] |
| Space Shuttle | Supersonic | 2 (at Mach 2.5)[3] |
| Space Shuttle | Hypersonic | 1.8 (at Mach 5), 1 (over Mach 9)[3] |
| Apollo CM | Transonic | 0.50 (at Mach 1.13)[6] |
| Apollo CM | Reentry and hypersonic | avg 0.368 (prior to 1st peak g), 0.41 (at Mach 6)[7][6] |
References
- ↑ Eta aircraft Eta aircraft performances plots - accessed 2004-04-11
- ↑ Flight performance of the largest volant bird
- ↑ 3.0 3.1 3.2 Space Shuttle Technical Conference pg 258
- ↑ http://scienceandglobalsecurity.org/archive/2015/09/hypersonic_boost-glide_weapons.html
- ↑ Jackson, Stephen M. (2000). "Glide angle in the genus Petaurus and a review of gliding in mammals". Mammal Review. 30 (1): 9–30. doi:10.1046/j.1365-2907.2000.00056.x. ISSN 1365-2907.
- ↑ 6.0 6.1 Hillje, Ernest R., "Entry Aerodynamics at Lunar Return Conditions Obtained from the Flight of Apollo 4 (AS-501)," NASA TN D-5399, (1969). p16
- ↑ Hillje, Ernest R., "Entry Aerodynamics at Lunar Return Conditions Obtained from the Flight of Apollo 4 (AS-501)," NASA TN D-5399, (1969).[dead link]