Soviet Space ProgramSoyuz U31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Progress 18
Launched
October 20, 1983 · 09:59 UTC
Summary
Progress 18 launched on a Soviet Space Program Soyuz U from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on October 20, 1983 at 09:59 UTC. It was Soviet Space Program's 1,740th launch, 81st this year and humanity's 2,754th orbital launch attempt. It was the 345th Soyuz U flight and the 36th this year. The payload was bound for low Earth orbit (LEO). Progress-18, one of 4 catalogued objects, reached a 200 × 249 km orbit inclined 51.4°. The spacecraft was Progress 18 (Progress 18 (No.118)). 4 objects from this launch are catalogued, one of them a payload.
- Watch
- No webcast on record.
- Vehicle
- Soyuz U · Soviet Space Program
- Booster
- No booster details on record.
- Mission
- Resupply · Low Earth Orbit (LEO)
- Milestone
- 345th Soyuz U flight · 36th this yearSoviet Space Program's 1,740th launch81st this yearhumanity's 2,754th orbital launch attempt108th orbital launch attempt this year
Spacecraft
Progress 18 (Progress 18 (No.118))
Progress 18 (Russian: Прогресс 18), was a Progress spacecraft used to resupply the space station Salyut 7.
- Destination: Salyut 7
- Mission length: 26 days
- Docked October 22, 1983 at Salyut-7 aft
The Progress spacecraft burned up upon entering Earth's atmosphere.
Flight preview
Orbit: as tracked
Progress-18 · NORAD 14422 · 1983-106 · Space-Track · tracking 1 of 4 objects
Show the numbers for orbit elements
- Object
- PROGRESS 18
- Object ID
- 1983-106A
- Epoch
- 1983-10-20 12:45:12 UTC
- Mean motion
- 16.20672913 rev/day
- Eccentricity
- 0.0037287
- Inclination
- 51.4196°
- Ascending node
- 187.3481°
- Arg. of perigee
- 101.197°
- Mean anomaly
- 258.8771°
- Element set
- 999
- Rev at epoch
- 2
- B*
- 0.00088634
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
4 catalogued: 1 payload, 1 rocket stage, 2 components
- Progress-18 · NORAD 14422 · docked October 22, 1983
Soyuz-U No. 287 Blok-I · re-entered October 22, 1983
Data from J. McDowell, planet4589.org
About this launch
Progress 18 was an uncrewed Progress 7K-TG cargo spacecraft that delivered propellant, water, food and equipment to the Salyut 7 space station. After unloading it was undocked and destroyed on reentry.
Pad

31/6, Baikonur Cosmodrome, Republic of Kazakhstan
266th launch from 31/6, 9th this year · 690th from Baikonur Cosmodrome, Republic of Kazakhstan
Local pad time at liftoff: Oct 20, 2:59 PM GMT+5, in daylight
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
5 days 23 hours after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Progress 18 launch?
Progress 18 launched on October 20, 1983 at 09:59 UTC.
Where can I watch Progress 18?
No webcast is on record for this launch.
What rocket launched Progress 18?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Progress 18 launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan. Liftoff was Oct 20, 2:59 PM GMT+5 local time at the pad.
What orbit did Progress 18 reach?
Progress-18, one of 4 catalogued objects, reached a 200 × 249 km orbit inclined 51.4°.
![[AUTO] Soyuz U - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fsoyuz2520u_image_20190222031023.jpeg&w=1600)