CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1970-0005
OPS 7076
OPS 7076 (NORAD 3153) re-entered Earth’s atmosphere on 3 January 1970, after 1 year, 9 months in orbit.
Official date
NORAD number
3153
International designator
1968-020B
Object type
Spacecraft
Country
United States
Launched
14 Mar 1968Vandenberg
Re-entered (UTC)
3 Jan 1970UTC calendar day
Time in orbit
1 year, 9 months660 days
How it ended
Re-entered (natural decay)
Latitude range
83.0°N to 83.0°SFinal inclination 83.0°
Mass
119 kg
Operator
NRO / SAFSP
Built by
LMSC / ATI
Bus
P-11 L
Programme
EHH B
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 83.0°, allowed a re-entry anywhere between 83.0°N and 83.0°S.
Life in orbit
1 year, 9 monthsOPS 7076’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1968-020
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1970-0005
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1970-0005
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.