CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2026-0607
FLOCK 4Q 20
FLOCK 4Q 20 (NORAD 58313) re-entered Earth’s atmosphere on 31 May 2026, after 2 years, 6 months in orbit.
Official date
NORAD number
58313
International designator
2023-174BK
Object type
Spacecraft
Country
United States
Launched
11 Nov 2023Vandenberg
Re-entered (UTC)
31 May 2026UTC calendar day
Time in orbit
2 years, 6 months932 days
How it ended
Re-entered (natural decay)
Latitude range
82.6°N to 82.6°SFinal inclination 97.4°
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 97.4°, allowed a re-entry anywhere between 82.6°N and 82.6°S.
Life in orbit
2 years, 6 monthsFLOCK 4Q 20’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 31 May 2026
2 entriesFrom the same launch
2023-1742024-0874OBJECT AK2024-0888OBJECT AL2024-0920PICO-01E0012024-0930PICO-01H0042024-0931PICO-01I0022024-0932UNICORN-2K2024-0936PICO-01F0062024-0937UNICORN-2J2024-1054PICO-01C0082024-1796LEMUR 2 MANGO2A2024-1797LEMUR 2 MANGO2B2024-1865HADES-DIn orbitDove 24f6In orbitDove 24fdIn orbitICEYE-X31In orbitFalconsat-XIn orbitSpaceVan 1In orbitPelican-3001
Entered in the Orbital Register™ on 7 November 2026.
Record version 1 · No corrections · orbitalradar.com/register/2026-0607
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2026-0607
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.