Jonker Sailplanes JS3, Flight Manual Supplement

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JS-3 Jet Sustainer
Flight Manual Supplement
JS03-AFM-00-002
Issue: 00.32JS
Rev. 00.32JS Rev. Date: 08.02.2019 Page 6
–5
Cruise performance 6.2.2
Table 6.2-3 gives the expected range and endurance in level flight for
RPM settings at different altitudes and a weight of 400 kg (incl. fuel).
Table 6.2-3 is based on ISA conditions and maximum fuel (40 litres /
10.5 US gal).
Pressure
Altitude
AMSL
RPM
Indicated
Airspeed
Endurance
(hh:mm)
Range
(km/h) (kts) (km) (nm)
300 m
(1000 ft)
70000 158 85 00:39 105 57
75000 183 99 00:32 99 53
80000 202 109 00:27 92 50
85000 219 118 00:23 84 45
90000 235 127 00:20 77 42
95000 250 135 00:17 71 38
1500 m
(5000 ft)
70000 144 78 00:45 118 46
75000 167 90 00:37 113 61
80000 185 100 00:31 105 57
85000 196 106 00:26 96 52
90000 216 117 00:22 88 48
95000 230 124 00:19 81 44
3000 m
(10000 ft)
70000 122 66 00:54 133 72
75000 146 79 00:45 130 70
80000 185 100 00:31 104 56
85000 202 109 00:26 96 52
90000 216 117 00:22 88 48
95000 230 120 00:19 81 44
Table 6.2-3: Endurance & Range vs RPM in Level Flight