CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
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Entry no.
1969-0125

EXPLORER 34 (IMP-4)

EXPLORER 34 (IMP-4) (NORAD 2817) re-entered Earth’s atmosphere on 3 May 1969, after 1 year, 11 months in orbit.

Official date
NORAD number
2817
International designator
1967-051A
Object type
Spacecraft
Country
United States
Launched
24 May 1967Vandenberg
Re-entered (UTC)
3 May 1969UTC calendar day
Time in orbit
1 year, 11 months710 days
How it ended
Re-entered (natural decay)
Latitude range
—
Mass
74 kg
Operator
GSFC
Built by
GSFC
Bus
IMP
Programme
IMP

Where it came down

Not on record

No position was recorded for this re-entry. Its final orbit is not on record.

Life in orbit

1 year, 11 months
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Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1969-0125
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