CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1974-0003
EXPLORER 23 DEB
EXPLORER 23 DEB (NORAD 6731) re-entered Earth’s atmosphere on 2 January 1974.
Official dateFragment record
NORAD number
6731
International designator
1964-074D
Object type
Fragment
Country
United States
Parent launched
6 Nov 1964Wallops
Re-entered (UTC)
2 Jan 1974UTC calendar day
Time since launch
9 years, 1 month3,344 days
How it ended
Re-entered (natural decay)
Latitude range
50.9°N to 50.9°SFinal inclination 50.9°
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 50.9°, allowed a re-entry anywhere between 50.9°N and 50.9°S.
Life in orbit
EXPLORER 23 DEB’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 2 Jan 1974
6 entriesFrom the same launch
1964-074
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1974-0003
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1974-0003
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.