M55

MYASISHCHEV M-55 Geophysica

Aircraft
Name
M-55 Geophysica
Manufacturer
Position
High wing
Tail
Booms with twin fins
WTC
M
Type Code
L2J
Engine
Jet
Engine Count
Multi
Position
Both sides of fuselage
Landing gear
Tricycle retractable
Manufacturered as
MYASISHCHEV M-55 Geophysica
MYASISHCHEV Geophysica

M55

The Myasishchev M-55 (NATO reporting name: Mystic-B) is a high altitude geophysical research aircraft developed by OKB Myasishchev in the Soviet Union, similar in mission to the Lockheed ER-2, but with a twin boom fuselage and tail surface design. It is a twin-engined development of the Myasishchev M-17 Stratosphera with a higher maximum take-off weight.

Technical Data
Wing span (metric)
37.50 m
Length (metric)
22.90 m
Height (metric)
4.70 m
Powerplant

2 x Soloviev D-30-V12 low bypass turbofan, 93.192 kN thrust each.

Engine Model(s)
Soloviev D-30
Indicative Performance Data
Take-Off
V2
n/a
Distance
900 m
MTOW
23800 kg
Initial Climb (to 5000 ft)
IAS
n/a
ROC
n/a
Initial Climb (to FL150)
IAS
n/a
ROC
n/a
Initial Climb (to FL240)
IAS
n/a
ROC
n/a
MACH Climb
MACH
n/a
ROC
n/a
Cruise
TAS
400 kts
MACH
n/a
Ceiling
700
Range
2600 NM
Initial Descent (to FL240)
MACH
n/a
ROD
n/a
Descent (to FL100)
IAS
n/a
ROD
n/a
Descent (FL100 & below)
IAS
n/a
MCS
n/a
ROD
n/a
Approach
Vapp (IAS)
n/a
Distance
780 m

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