CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2002-0234
TUBSAT N
TUBSAT N (NORAD 25389) re-entered Earth’s atmosphere on 23 April 2002, after 3 years, 9 months in orbit.
Official date
NORAD number
25389
International designator
1998-042A
Object type
Spacecraft
Country
Germany
Launched
7 Jul 1998Submarine launch
Re-entered (UTC)
23 Apr 2002UTC calendar dayAlso recorded as 22 Apr 2002
Time in orbit
3 years, 9 months1,386 days
How it ended
Re-entered (natural decay)
Latitude range
78.8°N to 78.8°SFinal inclination 78.8°
Mass
9 kg
Operator
TUB
Built by
TUB
Bus
Tubsat-N
Programme
Tubsat
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 78.8°, allowed a re-entry anywhere between 78.8°N and 78.8°S.
Life in orbit
3 years, 9 monthsTUBSAT N’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 23 Apr 2002
1 entryFrom the same launch
1998-042
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2002-0234
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2002-0234
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.