SOVIET SPACE PROGRAM

Tsiklon-2 | US-P 27

SUCCESSOct 10, 1987 at 21:48 UTCTsiklon-2 →
PAD90
SITEBaikonur Cosmodrome, Republic of Kazakhstan →
ORBITLow Earth Orbit
TYPEGovernment/Top Secret

Ocean surveillance satellite using passive ELINT devices

VEHICLE
Tsiklon-2
MISSION
US-P 27
MISSION TYPE
Government/Top Secret
TARGET ORBIT
Low Earth Orbit
LAUNCH PAD
90
COUNTRY
RUS
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: fad46f7e-8021-47bf-ab07-8c417f98ef2d
Reported date: Oct 10, 1987 at 21:48 UTC
Last synced: 3 hours ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
Yuzhnoye Design Bureau
VARIANT
2
FLIGHTS
105
SUCCESSES
103
SUCCESS RATE
98.1%

The Tsyklon-2 (cyclone-2), also known as Tsiklon-2 and Tsyklon-M, GRAU index 11K69, was a Ukrainian, previously Soviet orbital carrier rocket used from the 1960s to the late 2000s.

When is the Tsiklon-2 | US-P 27 launch?
The Tsiklon-2 | US-P 27 is scheduled for Saturday, October 10, 1987 at 9:48 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for US-P 27?
The Tsiklon-2 | US-P 27 mission uses the Tsiklon-2 rocket, manufactured by Yuzhnoye Design Bureau. The Tsiklon-2 has flown 105 times with a 98.1% success rate.
Where is the Tsiklon-2 | US-P 27 launching from?
The launch takes place from 90 at Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit is US-P 27 going to?
The US-P 27 mission is targeting Low Earth Orbit.
Who is launching US-P 27?
The Tsiklon-2 | US-P 27 is operated by Soviet Space Program.
Can I watch the Tsiklon-2 | US-P 27 launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
Mar 29, 2026 05:33 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 05:33 UTC
Launch date set: Oct 10, 1987 at 21:48 UTC
NET (No Earlier Than) confirmed by Soviet Space Program
Mar 29, 2026 05:33 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 3 hours ago
Launch Library 23 hours ago
Launch ID: fad46f7e-8021-47bf-ab07-8c417f98ef2d
Open-Meteo Weather3 hours ago
Pad weather at 46.08, 62.93