CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1971-0296
OPS 2285
OPS 2285 (NORAD 3830) re-entered Earth’s atmosphere on 6 December 1971, after 2 years, 8 months in orbit.
Official date
NORAD number
3830
International designator
1969-026B
Object type
Spacecraft
Country
United States
Launched
19 Mar 1969Vandenberg
Re-entered (UTC)
6 Dec 1971UTC calendar day
Time in orbit
2 years, 8 months992 days
How it ended
Re-entered (natural decay)
Latitude range
83.0°N to 83.0°SFinal inclination 83.0°
Mass
141 kg
Operator
NRO / SAFSP
Built by
LMSC / ESL
Bus
P-11 H
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
2 years, 8 monthsOPS 2285’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 6 Dec 1971
3 entriesFrom the same launch
1969-026
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1971-0296
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1971-0296
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.