CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1976-0117
SL-6 PLAT
SL-6 PLAT (NORAD 8603) re-entered Earth’s atmosphere on 19 April 1976.
Official dateFragment record
NORAD number
8603
International designator
1976-006C
Object type
Fragment
Country
USSR
Parent launched
22 Jan 1976Baikonur Cosmodrome
Re-entered (UTC)
19 Apr 1976UTC calendar day
Time since launch
2 months88 days
How it ended
Re-entered (natural decay)
Latitude range
63.0°N to 63.0°SFinal inclination 63.0°
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 63.0°, allowed a re-entry anywhere between 63.0°N and 63.0°S.
Life in orbit
SL-6 PLAT’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1976-006
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1976-0117
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1976-0117
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.