Rans S-9 Chaos / S-10 Sakota
2 models built 1986–1988 · 59 on the US register today
Rans's aerobatic mid-wings: the single-seat S-9 Chaos of 1986 (22 ft span, 375 lb empty, 710 lb gross, +6/-4 g, 100 mph on a 65 hp Rotax 582) and its side-by-side two-seat development the S-10 Sakota of 1988 (24 ft span, 460 lb empty, 960 lb gross, 110 mph), both steel-tube-and-fabric kits still supported by Rans.
The variants
| MODEL | YEARS | ACTIVE | TAILFAX SCORE | WHAT CHANGED |
|---|---|---|---|---|
| S-9 Chaos | 1986 | 36 | Partial 11.1/30 | Single-seat S-9 Chaos |
| S-10 Sakota | 1988 | 23 | — | Two-seat S-10 Sakota |
Family fleet, active
59
FAA registry
NTSB events / 1,000, 10 yrs
16.9
1 events over 59 active aircraft, pooled across the family
Data as of: FAA registry Sep 28 · NTSB Oct 2 · scores Sep 30