CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1968-0074
OPS 5057
OPS 5057 (NORAD 3148) came down while still attached to its host on 24 March 1968, after 11 days in orbit.
Official date
NORAD number
3148
International designator
1968-018A
Object type
Spacecraft
Country
United States
Launched
13 Mar 1968Vandenberg
Re-entered (UTC)
24 Mar 1968UTC calendar day
Time in orbit
11 days11 days
How it ended
Came down attached to its host
Latitude range
80.1°N to 80.1°SFinal inclination 99.9°
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 99.9°, allowed a re-entry anywhere between 80.1°N and 80.1°S.
Life in orbit
11 daysAlso ended on 24 Mar 1968
3 entries
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1968-0074
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1968-0074
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.