Strela-1 [NPO-PM]
Official name COSMOS 80
Alternative name Cosmos-80 (RTGPP)
Cospar ID 1965-070A
Norad ID 1570
Launch date 1965-09-03
Launch site TTMTR
Launch vehicle Kosmos-1
Country/Organization USSR
Type application Military Communication
RCS size MEDIUM
Decay date ON ORBIT
Period (min) 114.94
Inclination (deg) 56.06
Perigee (km) 1373
Apogee (km) 1533
Eccentricity 0.0550584996558844
Mean motion (revs. per day) 12.5282756220637
Semi-Major axis (km) 7831.135
Raan (deg) 81.562
Arg of perigee (deg) 155.8432
Shape Poly
Mass (kg) 49.55
Height (m) 0.8
Width (m) 0.8
Depth (m) 0.8
Span (m^2) 0.8
Contractors NPO Prikladnoi Mekhaniki (NPO PM)
Power Solar cells, batteries (all); additional RTG (K 83, 90)

The Strela-1 satellites were prototype store-dump communications satellites for tactical communication.

Two satellites (Kosmos 83 and 90) carried an experimental RTG power source.

They were replaced by the operational Strela-1M satellites.

Satellite COSPAR Date LS Launch Vehicle Remarks
COSMOS 38 1964-046A 1964-08-18 TTMTR Kosmos-1 with K. 39 (Strela-1 #2), K. 40 (Strela-1 #3)
COSMOS 39 1964-046B 1964-08-18 TTMTR Kosmos-1 with K. 38 (Strela-1 #1), K. 40 (Strela-1 #3)
COSMOS 40 1964-046C 1964-08-18 TTMTR Kosmos-1 with K. 38 (Strela-1 #1), K. 39 (Strela-1 #2)
COSMOS 42 1964-050A 1964-08-22 KYMTR Kosmos with K. 43 (Strela-1 #5)
COSMOS 43 1964-050C 1964-08-22 KYMTR Kosmos with K. 42 (Strela-1 #4)
COSMOS 54 1965-011A 1965-02-21 TTMTR Kosmos-1 with K. 55 (Strela-1 #10), K. 56 (Strela-1 #11)
COSMOS 55 1965-011B 1965-02-21 TTMTR Kosmos-1 with K. 54 (Strela-1 #9), K. 56 (Strela-1 #11)
COSMOS 56 1965-011C 1965-02-21 TTMTR Kosmos-1 with K. 54 (Strela-1 #9), K. 55 (Strela-1 #10)
COSMOS 61 1965-020A 1965-03-15 TTMTR Kosmos-1 with K. 62 (Strela-1 #13), K. 63 (Strela-1 #14)
COSMOS 62 1965-020B 1965-03-15 TTMTR Kosmos-1 with K. 61 (Strela-1 #12), K. 63 (Strela-1 #14)
COSMOS 63 1965-020C 1965-03-15 TTMTR Kosmos-1 with K. 61 (Strela-1 #12), K. 62 (Strela-1 #13)
COSMOS 71 1965-053A 1965-07-16 TTMTR Kosmos-1 with K. 72 (Strela-1 #16), K. 73 (Strela-1 #17), K. 74 (Strela-1 #18), K. 75 (Strela-1 #19)
COSMOS 72 1965-053B 1965-07-16 TTMTR Kosmos-1 with K. 71 (Strela-1 #15), K. 73 (Strela-1 #17), K. 74 (Strela-1 #18), K. 75 (Strela-1 #19)
COSMOS 73 1965-053C 1965-07-16 TTMTR Kosmos-1 with K. 71 (Strela-1 #15), K. 72 (Strela-1 #16), K. 74 (Strela-1 #18), K. 75 (Strela-1 #19)
COSMOS 74 1965-053D 1965-07-16 TTMTR Kosmos-1 with K. 71 (Strela-1 #15), K. 72 (Strela-1 #16), K. 73 (Strela-1 #17), K. 75 (Strela-1 #19)
COSMOS 75 1965-053E 1965-07-16 TTMTR Kosmos-1 with K. 71 (Strela-1 #15), K. 72 (Strela-1 #16), K. 73 (Strela-1 #17), K. 74 (Strela-1 #18)
COSMOS 80 1965-070A 1965-09-03 TTMTR Kosmos-1 with K. 81 (Strela-1 #21), K. 82 (Strela-1 #22), K. 83 (Strela-1 #23), K. 84 (Strela-1 #24)
COSMOS 81 1965-070B 1965-09-03 TTMTR Kosmos-1 with K. 80 (Strela-1 #20), K. 82 (Strela-1 #22), K. 83 (Strela-1 #23), K. 84 (Strela-1 #24)
COSMOS 82 1965-070C 1965-09-03 TTMTR Kosmos-1 with K. 80 (Strela-1 #20), K. 81 (Strela-1 #21), K. 83 (Strela-1 #23), K. 84 (Strela-1 #24)
COSMOS 83 1965-070D 1965-09-03 TTMTR Kosmos-1 with K. 80 (Strela-1 #20), K. 81 (Strela-1 #21), K. 82 (Strela-1 #22), K. 84 (Strela-1 #24)
COSMOS 84 1965-070E 1965-09-03 TTMTR Kosmos-1 with K. 80 (Strela-1 #20), K. 81 (Strela-1 #21), K. 82 (Strela-1 #22), K. 83 (Strela-1 #23)
COSMOS 86 1965-073A 1965-09-18 TTMTR Kosmos-1 with K. 87 (Strela-1 #26), K. 88 (Strela-1 #27), K. 89 (Strela-1 #28), K. 90 (Strela-1 #29)
COSMOS 87 1965-073B 1965-09-18 TTMTR Kosmos-1 with K. 86 (Strela-1 #25), K. 88 (Strela-1 #27), K. 89 (Strela-1 #28), K. 90 (Strela-1 #29)
COSMOS 88 1965-073C 1965-09-18 TTMTR Kosmos-1 with K. 86 (Strela-1 #25), K. 87 (Strela-1 #26), K. 89 (Strela-1 #28), K. 90 (Strela-1 #29)
COSMOS 89 1965-073D 1965-09-18 TTMTR Kosmos-1 with K. 86 (Strela-1 #25), K. 87 (Strela-1 #26), K. 88 (Strela-1 #27), K. 90 (Strela-1 #29)
COSMOS 90 1965-073E 1965-09-18 TTMTR Kosmos-1 with K. 86 (Strela-1 #25), K. 87 (Strela-1 #26), K. 88 (Strela-1 #27), K. 89 (Strela-1 #28)