Russian Federal Space Agency (ROSCOSMOS)Soyuz U1/5, Baikonur Cosmodrome, Republic of Kazakhstan
Progress M-55
Launched
December 21, 2005
Summary
Progress M-55 launched on a Russian Federal Space Agency (ROSCOSMOS) Soyuz U from 1/5, Baikonur Cosmodrome, Republic of Kazakhstan on December 21, 2005. It was Russian Federal Space Agency (ROSCOSMOS)'s 151st launch, 10th this year and humanity's 4,745th orbital launch attempt. It was the 667th Soyuz U flight and the 4th this year. The payload was bound for low Earth orbit (LEO). Progress M-55, one of 2 catalogued objects, reached a 195 × 246 km orbit inclined 51.6°. The spacecraft was Progress M-55 (Progress M-55 (No.355)). 2 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Booster
- No booster details on record.
- Mission
- Resupply · Low Earth Orbit (LEO)
- Milestone
- 667th Soyuz U flight · 4th this yearRussian Federal Space Agency (ROSCOSMOS)'s 151st launch10th this yearhumanity's 4,745th orbital launch attempt51st orbital launch attempt this year
Spacecraft
Progress M-55 (Progress M-55 (No.355))
Progress M-55 (Russian: Прогресс М-55), identified by NASA as Progress 20 or 20P, was a Progress spacecraft used to resupply the International Space Station.
- Destination: International Space Station
- Mission length: 179 days
- Docked December 23, 2005 at Pirs nadir
The Progress spacecraft burned up upon entering Earth's atmosphere.
Flight preview
Orbit: as tracked
Progress M-55 · NORAD 28906 · 2005-047 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2005-047A
- Epoch
- 2005-12-21 18:27:01 UTC
- Mean motion
- 16.22370353 rev/day
- Eccentricity
- 0.0038454
- Inclination
- 51.6372°
- Ascending node
- 19.9649°
- Arg. of perigee
- 81.997°
- Mean anomaly
- 278.5411°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage
- Progress M-55 · NORAD 28906 · docked December 23, 2005
Soyuz-U-PVB No. 080 Blok-I · re-entered December 24, 2005
Data from J. McDowell, planet4589.org
About this launch
Progress M-55 was an uncrewed Russian Progress cargo spacecraft carrying propellant, water, food and equipment to the International Space Station.
Pad

1/5, Baikonur Cosmodrome, Republic of Kazakhstan
399th launch from 1/5, 7th this year · 1,248th from Baikonur Cosmodrome, Republic of Kazakhstan
487 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
81 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Progress M-55 launch?
Progress M-55 launched on December 21, 2005. The time is known to the hour, not the minute.
Where can I watch Progress M-55?
No webcast is on record for this launch.
What rocket launched Progress M-55?
Soyuz U, flown by Russian Federal Space Agency (ROSCOSMOS). Soyuz U spec sheet
Where did Progress M-55 launch from?
1/5, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Progress M-55 reach?
Progress M-55, one of 2 catalogued objects, reached a 195 × 246 km orbit inclined 51.6°.
Which program is Progress M-55 part of?
International Space Station. About International Space Station
![[AUTO] Soyuz U - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fsoyuz2520u_image_20190222031023.jpeg&w=1600)