Soviet Space ProgramProton K/DM-281/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
Raduga 27
Launched
February 28, 1991
Summary
Raduga 27 launched on a Soviet Space Program Proton K/DM-2 from 81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan on February 28, 1991. It was Soviet Space Program's 2,407th launch, 12th this year and humanity's 3,611th orbital launch attempt. It was the 48th Proton K/DM-2 flight and the 2nd this year. The payload was bound for Geostationary Orbit (Direct-GEO). Raduga, one of 6 catalogued objects, reached a 34,993 × 35,135 km orbit inclined 1.5°. 6 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Proton K/DM-2 · Soviet Space Program
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Orbit (Direct-GEO)
- Milestone
- 48th Proton K/DM-2 flight · 2nd this yearSoviet Space Program's 2,407th launch12th this yearhumanity's 3,611th orbital launch attempt14th orbital launch attempt this year
Flight preview
Orbit: as tracked
Raduga · NORAD 21132 · 1991-014 · Space-Track · tracking 1 of 6 objects
Show the numbers for orbit elements
- Object
- RADUGA 27
- Object ID
- 1991-014A
- Epoch
- 1991-02-28 23:31:37 UTC
- Mean motion
- 1.02930834 rev/day
- Eccentricity
- 0.0017134
- Inclination
- 1.5158°
- Ascending node
- 250.6654°
- Arg. of perigee
- 283.7523°
- Mean anomaly
- 75.1021°
- Element set
- 999
- Rev at epoch
- 2
- B*
- 0.000099999
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: Direct-GEO.
Catalogued objects
6 catalogued: 1 payload, 2 rocket stages, 3 components; 2 still in orbit
- Raduga · NORAD 21132 · in orbit
Proton-K 360-02 Stage 3 · re-entered March 2, 1991
Blok DM-2 No. 49L · in orbit
Data from J. McDowell, planet4589.org
About this launch
Geostationary communications satellite for military and governmental puposes
Pad

81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan
40th launch from 81/23 (81L), 1st this year · 957th from Baikonur Cosmodrome, Republic of Kazakhstan
104 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
69 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Raduga 27 launch?
Raduga 27 launched on February 28, 1991. The time is known to the hour, not the minute.
Where can I watch Raduga 27?
No webcast is on record for this launch.
What rocket launched Raduga 27?
Proton K/DM-2, flown by Soviet Space Program. Proton K/DM-2 spec sheet
Where did Raduga 27 launch from?
81/23 (81L), Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Raduga 27 reach?
Raduga, one of 6 catalogued objects, reached a 34,993 × 35,135 km orbit inclined 1.5°.
How many satellites did Raduga 27 launch?
1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).
![[AUTO] Proton - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fproton_image_20231231095535.jpg&w=1600)