Russian Federal Space Agency (ROSCOSMOS)Soyuz 2.1a31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Progress MS-12 (73P)
Launched
July 31, 2019
Summary
Progress MS-12 (73P) launched on a Russian Federal Space Agency (ROSCOSMOS) Soyuz 2.1a from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on July 31, 2019. It was Russian Federal Space Agency (ROSCOSMOS)'s 285th launch, 6th this year and humanity's 5,872nd orbital launch attempt. It was the 17th Soyuz 2.1a flight and the 2nd this year. The payload was bound for low Earth orbit (LEO). Progress MS-12, one of 2 catalogued objects, reached a 417 × 425 km orbit inclined 51.6°. The spacecraft was Progress MS-12 (MS-12 (No.442)). 2 objects from this launch are catalogued, one of them a payload.
- Watch
- Booster
- No booster details on record.
- Mission
- Resupply · Low Earth Orbit (LEO)
- Milestone
- 17th Soyuz 2.1a flight · 2nd this yearRussian Federal Space Agency (ROSCOSMOS)'s 285th launch6th this yearhumanity's 5,872nd orbital launch attempt52nd orbital launch attempt this year
Spacecraft
Progress MS-12 (MS-12 (No.442))
A Russian Progress cargo spacecraft used to resupply the International Space Station.
- Destination: International Space Station
- Mission length: 121 days
- Docked July 31, 2019 at Pirs nadir
The Progress spacecraft burned up upon entering Earth's atmosphere.
Webcast
Flight preview
Orbit: as tracked
Progress MS-12 · NORAD 44455 · 2019-047 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- PROGRESS MS-12
- Object ID
- 2019-047A
- Epoch
- 2019-07-31 07:53:03 UTC
- Mean motion
- 15.51037929 rev/day
- Eccentricity
- 0.0006282
- Inclination
- 51.6434°
- Ascending node
- 142.2701°
- Arg. of perigee
- 198.6668°
- Mean anomaly
- 304.6765°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0.000085951
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 MS-12 · NORAD 44455 · docked July 31, 2019
Soyuz-2-1a No. 035 Blok-I · re-entered August 4, 2019
Data from J. McDowell, planet4589.org
About this launch
The Progress resupply vehicle is an automated, unpiloted version of the Soyuz spacecraft that is used to bring supplies and fuel to the International Space Station.
Pad

31/6, Baikonur Cosmodrome, Republic of Kazakhstan
379th launch from 31/6, 4th this year · 1,502nd from Baikonur Cosmodrome, Republic of Kazakhstan
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
17 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Progress MS-12 (73P) launch?
Progress MS-12 (73P) launched on July 31, 2019. The time is known to the hour, not the minute.
Where can I watch Progress MS-12 (73P)?
Coverage: Watch a Soyuz 2.1a | Progress MS-12 launch to the International Space Station!; Запуск транспортного грузового корабля «Прогресс МС-12». Watch the replay
What rocket launched Progress MS-12 (73P)?
Soyuz 2.1a, flown by Russian Federal Space Agency (ROSCOSMOS). Soyuz 2.1a spec sheet
Where did Progress MS-12 (73P) launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Progress MS-12 (73P) reach?
Progress MS-12, one of 2 catalogued objects, reached a 417 × 425 km orbit inclined 51.6°.
Which program is Progress MS-12 (73P) part of?
International Space Station. About International Space Station
![[AUTO] Soyuz 2.1a - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fsoyuz_2.1a_image_20230805184309.jpg&w=1600)