CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1979-0278
SJ-1
SJ-1 (NORAD 5007) re-entered Earth’s atmosphere on 17 June 1979, after 8 years, 3 months in orbit.
Official date
NORAD number
5007
International designator
1971-018A
Object type
Spacecraft
Country
China
Launched
3 Mar 1971Jiuquan
Re-entered (UTC)
17 Jun 1979UTC calendar day
Time in orbit
8 years, 3 months3,028 days
How it ended
Re-entered (natural decay)
Latitude range
69.8°N to 69.8°SFinal inclination 69.8°
Mass
221 kg
Operator
7th Machine Bld.
Built by
CAST
Bus
DFH-1
Programme
SJ
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 69.8°, allowed a re-entry anywhere between 69.8°N and 69.8°S.
Life in orbit
8 years, 3 monthsSJ-1’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 17 Jun 1979
1 entryFrom the same launch
1971-018
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1979-0278
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1979-0278
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.