CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1968-0129
OPS 5105
OPS 5105 (NORAD 3199) came down while still attached to its host on 29 April 1968, after 12 days in orbit.
Official date
NORAD number
3199
International designator
1968-031A
Object type
Spacecraft
Country
United States
Launched
17 Apr 1968Vandenberg
Re-entered (UTC)
29 Apr 1968UTC calendar day
Time in orbit
12 days12 days
How it ended
Came down attached to its host
Latitude range
68.5°N to 68.5°SFinal inclination 111.5°
Mass
2,250 kg
Operator
NRO / SAFSP
Built by
LMSC
Bus
KH-8
Programme
KH8A
Where it came down
Latitude band its orbit allowedExact position not recorded
No position was recorded for this re-entry. Its final orbit, inclined at 111.5°, allowed a re-entry anywhere between 68.5°N and 68.5°S.
Life in orbit
12 daysAlso ended on 29 Apr 1968
2 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1968-0129
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1968-0129
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.