Sky Atis
# Sky Atis

The Sky Atis is a Czech single-place paraglider, designed and produced by Sky Paragliders of Frýdlant nad Ostravicí. It was introduced in 2003 and remained in production in 2016 as the Atis 4.

## Design and development

The Atis was designed as a beginner to intermediate glider.

The design has progressed through four generations of models, the Atis, Atis 2, 3 and 4, each improving on the last. The models are each named for their relative size.

## Variants

### Atis

**Atis XS**


    Extra small-sized model for lighter pilots. Its 10.88 m (35.7 ft) span wing has a wing area of 23.0 $m^2$ (248 sq ft), 53 cells and the aspect ratio is 5.1:1. The optimal pilot weight is 55 kg (121 lb). The glider model is DHV 1-2 certified.

**Atis S**


    Small-sized model for lighter pilots. Its 11.34 m (37.2 ft) span wing has a wing area of 25.2 $m^2$ (271 sq ft), 53 cells and the aspect ratio is 5.1:1. The optimal pilot weight is 65 kg (143 lb). The glider model is DHV 1-2 certified.

**Atis M**


    Mid-sized model for medium-weight pilots. Its 11.82 m (38.8 ft) span wing has a wing area of 27.4 $m^2$ (295 sq ft), 53 cells and the aspect ratio is 5.1:1. The optimal pilot weight is 80 kg (176 lb). The glider model is DHV 1-2 certified.

### Atis 4

**Atis 4 S**


    Small-sized model for lighter pilots. Its 10.94 m (35.9 ft) span wing has a wing area of 23.02 $m^2$ (247.8 sq ft), 53 cells and the aspect ratio is 5.2:1. The pilot weight range is 60 to 80 kg (132 to 176 lb) and glider empty weight is 4.60 kg (10 lb). The glider model is EN B/LTF B certified.

**Atis 4 M**


    Mid-sized model for medium-weight pilots. Its 11.37 m (37.3 ft) span wing has a wing area of 24.86 $m^2$ (267.6 sq ft), 53 cells and the aspect ratio is 5.2:1. The pilot weight range is 73 to 95 kg (161 to 209 lb) and glider empty weight is 4.80 kg (11 lb). The glider model is EN B/LTF B certified.

**Atis 4 L**


    Large-sized model for heavier pilots. Its 11.76 m (38.6 ft) span wing has a wing area of 26.60 $m^2$ (286.3 sq ft), 53 cells and the aspect ratio is 5.2:1. The pilot weight range is 87 to 112 kg (192 to 247 lb) and glider empty weight is 5.10 kg (11 lb). The glider model is EN B/LTF B certified.

**Atis 4 XL**


    Extra large-sized model for heavier pilots. Its 12.22 m (40.1 ft) span wing has a wing area of 28.73 $m^2$ (309.2 sq ft), 53 cells and the aspect ratio is 5.2:1. The pilot weight range is 102 to 130 kg (225 to 287 lb) and glider empty weight is 5.40 kg (12 lb). The glider model is EN B/LTF B certified.

## Specifications (Atis 4 L)

Data from Manufacturer

General characteristics

* Crew: one
* Wingspan: 11.76 m (38 ft 7 in)
* Wing area: 26.60 $m^2$ (286.3 sq ft)
* Aspect ratio: 5.20:1
* Empty weight: 5.10 kg (11 lb)
* Gross weight: 118 kg (260 lb)

Performance

* Maximum speed: 53 km/h (33 mph, 29 kn)
* Cruise speed: 39 km/h (24 mph, 21 kn)
* Stall speed: 23 km/h (14 mph, 12 kn)
* Maximum glide ratio: 9:1
* Rate of sink: 1.15 m/s (226 ft/min)
