April 23, 2014
Categories: ISS, MCC, Progress

Progress M-21M cargo vehicle was undocked from the ISS  up to April 25 to check Kurs-NA modernized docking and approaching system, – Mission Control Centre representative stated.

“Cargo vehicle was undocked from the ISS in automatic mode involving Kurs-NA system. On Friday at 16.16, Moscow time in accordance with the plan Progress M-21M will be docked with the station again to test Kurs-NA system operation”, – the spokesman reported.

Kurs-NA system peculiarity lies in the fact that it does not use analog signal processing forwarding this function to microprocessors. Kurs-NA system is more accurate in comparison with the previous Kurs system.

Kurs-NA system was first tested during the undocking and the following docking attempt of Progress M-15M cargo vehicle with the ISS on July 24, 2014. That time the tests were a failure. When progress vehicle was 161 km from the station new system commanded to cancel all the following operations and the docking was stopped. MCC specialists analyzed the situation, rebooted the system and the vehicle successfully docked with the station in a couple of days.

Second flight tests took place on November 30, 2013 and were also a failure. ISS crew had to switch to manual control and dock the station with cargo vehicle in the manual mode.

 

 

More from this category:
August 6, 2013

Launches of light-class Rokot carrier rockets will resume in the first half of September following a nine-month suspension due to attempts to fix a glitch…

full story
May 14, 2015

British singer Sarah Brightman announced that she is unable to perform a spacefight planned for family reasons (as stated in the message at her official…

full story
March 3, 2022

The final stage of preparations of the prime and backup crews of the Soyuz MS-21 crewed spacecraft for a mission to the International Space Station…

full story
July 23, 2014

ISS performed space debris avoidance maneuver, – Roscosmos representative reported. “Unscheduled orbit adjustment maneuver was accomplished to form safe flight course of the station. According…

full story
August 26, 2020

One of the Russian geostationary meteorological satellites, Electro-L, is located over the Atlantic Ocean, Roskosmos reported. The geostationary orbit is a circular orbit with an…

full story
November 12, 2019

At the Baikonur Cosmodrome preparations are continuing for the launch of the “Progress MS-13” cargo ship. Specialists of the RSC “Energia” and the Yuzhny Space…

full story
September 13, 2019

On September 12, 2019, a traditional ceremony of raising the flags of the countries, participating in the launch of the “Soyuz MS-15” spacecraft to the…

full story
September 7, 2016

Aspokesman to the Mission Control Center reported that the Soyuz TMA-20M space vehicle’s reentry capsule with three crewmembers of the International Space Station has successfully…

full story