CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1999-0200
GFZ 1
GFZ 1 (NORAD 23558) re-entered Earth’s atmosphere on 23 June 1999, after 4 years, 2 months in orbit.
Official date
NORAD number
23558
International designator
1986-017JE
Object type
Spacecraft
Country
Germany
Launched
9 Apr 1995Baikonur Cosmodrome
Released from
Mir
Re-entered (UTC)
23 Jun 1999UTC calendar day
Time in orbit
4 years, 2 months1,536 days
How it ended
Re-entered (natural decay)
Latitude range
51.6°N to 51.6°SFinal inclination 51.6°
Mass
20 kg
Operator
GFZ
Built by
Kayser-Threde
Bus
GFZ
Programme
GFZ
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
4 years, 2 monthsGFZ 1’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 23 Jun 1999
2 entriesFrom the same launch
1995-020
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1999-0200
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1999-0200
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.