Posts Tagged ‘IFA’

SSME family prepare for SLS core stage role following Shuttle success

Friday, January 13th, 2012

NASA’s 15 Space Shuttle Main Engines (SSMEs) are being transported to the Stennis Space Center (SSC), as they transition towards their future role with the Space Launch System (SLS). The highly reliable RS-25Ds – nine of which flew with the last three Space Shuttle missions – will eventually be succeeded by the expendable RS-25E, early [...]

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NASA reviews STS-133 SRB/RSRM Performance ahead of STS-134

Wednesday, April 6th, 2011

Following the highly successful launch of the STS-133 mission, NASA and its contractors have reviewed the vehicle’s performance for any In-Flight Anomalies, or IFAs, on the systems of the Solid Rocket Boosters (SRBs) and Reusable Solid Rocket Motors (RSRMs). In all, the standard investigations have revealed a very clean performance in both categories, with only one [...]

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Boosters providing solid swansong – STS-132 IFA notes excellent performance

Monday, July 5th, 2010

As the era of large Solid Rocket Boosters (SRBs) for NASA launch vehicles appears to be drawing to a close, the performance of STS-132′s booster set was recorded as excellent at the In Flight Anomaly Review (IFA). In total, zero IFAs were recorded on the Reusable Solid Rocket Motors (RSRMs) – with only four minor [...]

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ASA inspections and STS-125 IFAs lead STS-127 rationale debate

Friday, May 29th, 2009

Endeavour remains on track for the setting of a June 13 or 14 launch date at next week’s Agency level Flight Readiness Review (FRR), despite the requirement for additional SSP (Space Shuttle Program) level evaluations. Several factors, including Atlantis’ In Flight Anomalies (IFAs) – notably the Aerosurface Servoamplifer (ASA) channel 1 fault – are still up [...]

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STS-119 IFA Review: Focus on Discovery’s Boosters

Monday, April 13th, 2009

The usual ballet of reviews to ensure safe flight has moved through another key stage, following the full review of STS-119′s IFAs (In Flight Anomalies). With the next two missions heading to different orbital destinations, part of the IFA review will go towards STS-125′s upcoming Flight Readiness Review (FRR), and the ISS related section forwarded [...]

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SRB Holddown posts undergoing redesign evaluation ahead of STS-119

Wednesday, December 31st, 2008

Engineers will meet in the middle of January to push forward with a redesign of the Holddown Post (HDP) Debris Containment System (DCS), in time for the launch of STS-119 – following an investigation into a debris incident during STS-126′s launch.

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Review notes excellent performance of STS-126′s Reusable Solid Rocket Motors

Wednesday, December 24th, 2008

As NASA’s triumphant 2008 year comes to a close – a year that saw four Space Shuttle construction flights to the International Space Station (ISS) - engineers around the United States are working hard to ensure a safe and successful 2009, starting with the launch of Discovery’s STS-119 mission in February, via lessons learned from STS-126.

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STS-126 IFA Review Reveals Relatively Clean Launch of Endeavour

Tuesday, December 16th, 2008

With Endeavour now undergoing post-flight processing in Orbiter Processing Facility Bay 2 following her cross-country ferry flight last week, the Program Requirements Control Board (PRCB) has concluded a thorough review of Endeavour’s STS-126 mission to the International Space Station, revealing an extremely clean flight and relatively issue free mission.

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Endeavour returns home to KSC – review notes SRB holddown post issue

Friday, December 12th, 2008

The Shuttle Carrier Aircraft (SCA) has returned Endeavour to Florida on Friday, following a cross country ferry trip that has seen large crowds greet the duo in Texas and Louisiana. Meanwhile, shuttle managers have completed a post mission IFA (In Flight Anomaly) review of STS-126, with highlights including information on a holddown post issue.

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