CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2023-1067
FLOCK 4A 16
FLOCK 4A 16 (NORAD 44099) re-entered Earth’s atmosphere on 16 May 2023, after 4 years, 1 month in orbit.
Official date
NORAD number
44099
International designator
2019-018X
Object type
Spacecraft
Country
United States
Launched
1 Apr 2019Sriharikota
Re-entered (UTC)
16 May 2023UTC calendar day
Time in orbit
4 years, 1 month1,506 days
How it ended
Re-entered (natural decay)
Latitude range
82.8°N to 82.8°SFinal inclination 97.2°
Mass
6 kg
Operator
Built by
Planet Labs
Bus
Cubesat 3U
Programme
Flock-4
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 97.2°, allowed a re-entry anywhere between 82.8°N and 82.8°S.
Life in orbit
4 years, 1 monthFLOCK 4A 16’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 16 May 2023
17 entriesFrom the same launch
2019-018
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2023-1067
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2023-1067
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.