Thursday, May 15, 2014

Russian Cosmonauts Complete Record Breaking Spacewalk To Deploy Cameras

Russian Cosmonauts Complete Record Breaking Spacewalk To Deploy Cameras
Two Russian cosmonauts in Orlan spacesuits wrapped up a 8-hour, 7-minute spacewalk to try the induction of photographic tackle on the exterior of the Sophisticated Become public Billet at 4:07 p.m. EST Friday. Team leader Oleg Kotov and Assemble Planner Sergey Ryazanskiy exactly fulfilled the main calm of Friday's spacewalk -- the induction of a link of high-fidelity cameras as splash of a Canadian advertisement proffer imaginary to downlink Terra firma watch metaphors - but had to carry them concluding due to an strange intricacy that prevented telemetry from being traditional on the ground by Russian flight controllers. As ponder, Kotov and Ryazanskiy take credit the two cameras on a total biaxial pointing attitude and spacewalk rail terminal that was installed on the Zvezda direct program inside a spacewalk on Nov. 9. Kotov and Ryazanskiy besides installed a foot drill to the rail terminal.

After steering data and telemetry cables for the norm pronouncement camera, Kotov jettisoned the cable heave stick of the station's check of journey for disposal.

For example the flight control amalgamate at the Russian Chore Be in first place Heart afar Moscow did not see the open telemetry and electrical connectivity from the norm and high pronouncement cameras, Kotov and Ryazanskiy were directed to carry the cameras and stipend them to the airlock for send assessment. The spacewalkers besides were instructed to grab chubby photographs of the electrical connectors mated long-ago for more investigate.

In coda to their work in the manner of the two cameras, the spacewalkers besides jejune the Vsplesk assess sachet and jettisoned it. Vsplesk, installed inside an Search 17 spacewalk in July 2008, was imaginary to partition seismic personal effects by high-energy particle streams in the near-Earth setting. Kotov and Ryazanskiy replaced it in the manner of hardware for a outstanding refined earthquake-monitoring assess, Seismoprognoz, which they take credit to a Zvezda handrail.

To the same extent of the carry in activating the cameras, Kotov and Ryazanskiy did not store time to unbroken the all of their ponder errands, which included the jettisoning of a border that following rumored three Micro-Particles Capturer and Become public Haunt Vulnerability Devise (MPAC ">

Spacewalkers Oleg Kotov and Sergey Ryazanskiy carry the high pronouncement camera they installed long-ago inside Friday's spacewalk. Sketch Credit: NASA

The fixed idea ponder soir was to grab photo forward of cover in the securely area. However, in the manner of the EVA efficiently devoted to recurring the cameras during the ISS, the spacewalkers knew that soir deserted would chance their EVA.

The spacewalk was the fifth in Kotov's dash and the instant for Ryazanskiy. Kotov was selected as extravehicular (EV) assistant aficionada 1 and Ryazanskiy as EV2. All recycled US helmetcams - as is standard - but for this EVA, Kotov was besides donning a GoPro camera on his forearm.

Friday's spacewalk eclipsed the sheet for the chronicle Russian spacewalk set by Search 36 Assemble Engineers Fyodor Yurchikhin and Alexander Misurkin, who conducted a 7-hour, 29 baby errand on Aug. 16.

In the finish of his fifth spacewalk, Kotov now has 30 hours and 43 minutes of unadulterated spacewalking time. Ryazanskiy has a unadulterated of 13 hours and 57 minutes over his two spacewalks.

This was the 177th spacewalk in source of space station lower house and withholding, tallying 1,115 hours, 44 minutes, and the 11th spacewalk this court.

Featuring in the spacewalk, Assemble Planner Mike Hopkins was unthinking to the Poisk program and the Soyuz TMA-10M craft that brought him, Kotov and Ryazanskiy to the nitpicky in September. The misuse three assistant members - Assemble Engineers Strain Mastracchio, Koichi Wakata and Mikhail Tyurin - had get hold of to the Zarya program and the total of the U.S. chunk of the station.

Friday's Russian spacewalk was not related to a recent link of U.S. spacewalks to benefit a decaying ammonia coolant needle program. Assemble controllers in Houston's Chore Be in first place jubilantly restarted the new needle Tuesday night later two spacewalks - including a 7-hour, 30-minute errand Tuesday -- by Mastracchio and Hopkins to benefit a despoiled needle program on the station's starboard truss. That needle program continues to gush well.

Credit: NASA, nasaspaceflight.com


 
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