CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2018-0051
FLOCK 2EP 11
FLOCK 2EP 11 (NORAD 41577) re-entered Earth’s atmosphere on 11 March 2018, after 1 year, 11 months in orbit.
Official date
NORAD number
41577
International designator
1998-067KB
Object type
Spacecraft
Country
United States
Launched
23 Mar 2016Cape Canaveral
Released from
The International Space Station
Re-entered (UTC)
11 Mar 2018UTC calendar day
Time in orbit
1 year, 11 months718 days
How it ended
Re-entered (natural decay)
Latitude range
51.6°N to 51.6°SFinal inclination 51.6°
Mass
5 kg
Operator
Built by
Planet Labs
Bus
Cubesat 3U
Programme
Flock-2/I
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 51.6°, allowed a re-entry anywhere between 51.6°N and 51.6°S.
Life in orbit
1 year, 11 monthsFLOCK 2EP 11’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 11 Mar 2018
2 entriesFrom the same launch
2016-019
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2018-0051
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2018-0051
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.