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ArianespaceSoyuz STA FregatSoyuz Launch Complex, Guiana Space Centre, French Guiana

CSO-2

Launched

December 29, 2020

Launch Successful

Summary

CSO-2 launched on an Arianespace Soyuz STA Fregat from Soyuz Launch Complex, Guiana Space Centre, French Guiana on December 29, 2020. It was Arianespace's 292nd launch, 10th this year and humanity's 6,037th orbital launch attempt. It was the 8th Soyuz STA Fregat flight and the 2nd this year. The payload was bound for Sun-Synchronous Orbit (SSO). One object from this launch is catalogued.

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Vehicle
Soyuz STA Fregat · Arianespace
Booster
No booster details on record.
Mission
Government/Top Secret · Sun-Synchronous Orbit (SSO)
Milestone
8th Soyuz STA Fregat flight · 2nd this yearArianespace's 292nd launch10th this yearhumanity's 6,037th orbital launch attempt115th orbital launch attempt this year

Webcast

Replay
Watch on YouTube

Flight preview

Catalogued objects

1 catalogued: 1 payload; 1 still in orbit

  • CSO-2 · NORAD 47305 · in orbit

Data from J. McDowell, planet4589.org

About this launch

The CSO-2 (Composante Spatiale Optique-2) satellite is the second of three new-generation high-resolution optical imaging satellites for the French military, replacing the Helios 2 spy satellite series.

Related page: Soyuz Flight VS25

Pad

Map of Soyuz Launch Complex

Soyuz Launch Complex, Guiana Space Centre, French Guiana

24th launch from Soyuz Launch Complex, 2nd this year · 304th from Guiana Space Centre, French Guiana

26 launches from this pad · 336 from Guiana Space Centre, French Guiana

27 days after the previous launch from this pad

All launches from Guiana Space Centre, French GuianaOpen in maps

Updates

Launched called success on webcast, Arianespace CEO and head of Roscosmos both tweeted that sat is in planned orbit

spacevogel · Dec 29, 2020 · source

Show 5 earlier updates

  • Liftoff

    spacevogel · 12/29/2020

  • Nosu · 12/28/2020 · source

  • Nosu · 12/28/2020 · source

  • spacevogel · 12/22/2020 · source

  • per NOTAM A0474/20

    Nosu · 12/8/2020

Questions

When did CSO-2 launch?

CSO-2 launched on December 29, 2020. The time is known to the hour, not the minute.

Where can I watch CSO-2?

Coverage: Décollage Soyouz VS25 - 29/12/2020; Flight VS25 – CSO-2 | Soyuz Launch | Arianespace. Watch the replay

What rocket launched CSO-2?

Soyuz STA Fregat, flown by Arianespace. Soyuz STA Fregat spec sheet

Where did CSO-2 launch from?

Soyuz Launch Complex, Guiana Space Centre, French Guiana.

What orbit was CSO-2 going to?

Sun-Synchronous Orbit (SSO), a government/top secret mission.

How many satellites did CSO-2 launch?

1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).