Spacewalks
The Expedition Four crew conducted three spacewalks during its stay on board the International Space Station. The crew spent a total of 17 hours and 51 minutes outside the station. These spacewalks brought the total up to 34—nine station-based and 25 shuttle-based—that have been conducted at the station for total of 208 hours and 5 minutes.
| Mission | Spacewalkers | Start (UTC) | End (UTC) | Duration |
|---|---|---|---|---|
| Expedition 4 |
Yury Onufrienko Carl Walz |
14 January 2002 20:59 |
15 January 2002 03:02 |
6 hours 3 minutes |
| Onufrienko and Walz relocated the cargo boom for the Russian Strela crane. They moved the boom from Pressurized Mating Adapter 1 to the exterior of the Pirs Docking Compartment. The crew also installed an amateur radio antenna onto the end of the Zvezda Service Module. The space walk was based out of the Pirs Airlock and used Russian Orlan space suits. | ||||
| Expedition 4 |
Onufrienko Daniel Bursch |
25 January 2002 15:19 |
25 January 2002 21:18 |
5 hours 59 minutes |
| During Expedition Four's second spacewalk, Onufrienko and Bursch installed six deflector shields for the Zvezda Service Module's jet thrusters. Also, they installed an amateur radio antenna, attached four science experiments, and retrieved and replaced a device to measure material from the thrusters. Like the first EVA, this one was based out of Pirs, and the spacewalkers used Orlan suits. | ||||
| Expedition 4 |
Walz Bursch |
20 February 2002 15:19 |
20 February 2002 17:25 |
5 hours 49 minutes |
| This spacewalk was based out of the Quest Airlock, using U.S. spacesuits. Walz and Bursch tested the airlock and prepared for the four spacewalks that were to be performed during STS-110 in April. The STS-110 crew were to install the S0 Truss onto the station. This spacewalk was the first spacewalk to be based out of Quest without a space shuttle at the station. | ||||
Read more about this topic: Expedition 4
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