CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2004-0140
BLOCK DM-SL R/B
BLOCK DM-SL R/B (NORAD 28239) re-entered Earth’s atmosphere on 20 September 2004, after 4 months in orbit.
Official date
NORAD number
28239
International designator
2004-016B
Object type
Rocket body
Country
Sea Launch
Launched
4 May 2004Sea Launch (Pacific)
Re-entered (UTC)
20 Sep 2004UTC calendar day
Time in orbit
4 months139 days
How it ended
Re-entered (natural decay)
Latitude range
0.3°N to 0.3°SFinal inclination 0.3°
Mass
3,300 kg
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 0.3°, allowed a re-entry anywhere between 0.3°N and 0.3°S.
Life in orbit
4 monthsBLOCK DM-SL R/B’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 20 Sep 2004
1 entry
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2004-0140
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2004-0140
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.