[JoeF]

ATOS
This topic thread invites anything ATOS
https://en.wikipedia.org/wiki/A-I-R_Atos

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Aerodynamic Analysis of a Class II High-PerformanceHang Glider – The ATOS

Xiao Huang
The University of Oklahoma, Norman, Oklahoma, OK 73019
Kiran K. Pippalapalli
Rocketplane Ltd, Inc, OK 73157
Bernd Chudoba
The University of Texas at Arlington, Arlington, TX 76019

[JoeF]

ATOS VRS Light Derivation from data in Manual

| **Parameter** | **Metric** | **Imperial Equivalent** | **Notes** |
| ---------------------------------- | ---------- | ----------------------- | ----------------------------- |
| **Wingspan (flat span)** | 12.00 m | **39.37 ft** | 1 m = 3.28084 ft |
| **Wing area (flat area)** | 12.20 m² | **131.39 ft²** | 1 m² = 10.7639 ft² |
| **Aspect ratio** | 11.8 : 1 | *same* | Dimensionless ratio |
| **Glider empty weight** | 34.5 kg | **76.06 lb** | |
| **Min hook-in weight** | 50 kg | **110.23 lb** | Pilot + gear |
| **Max hook-in weight** | 85 kg | **187.39 lb** | Pilot + gear |
| **Packed length (bag)** | 4.00 m | **13.12 ft** | For transport |
| **Minimum sink rate** | 0.62 m/s | **122 ft/min** | 1 m/s = 196.85 ft/min |
| **Best glide ratio (L/D)** | 20 : 1 | *same* | Dimensionless |
| **Trim speed (typical)** | 42 km/h | **26.10 mph** | 1 km/h = 0.62137 mph |
| **Top speed (Vne / max)** | 100 km/h | **62.14 mph** | 1 km/h = 0.62137 mph |
| **Stall speed (approx.)** | 36 km/h | **22.37 mph** | |
| **Landing roll (approx.)** | 20 m | **65.62 ft** | Approximate field requirement |
| **Setup time (experienced pilot)** | 6 min | *same* | Reported range: 5–7 min |