Tag: frr
-
STS-128: Launch Countdown operations begin for Discovery
STS-128 entered into S0007 (launch countdown) operations at 11pm on Friday evening, as engineers at Launch Pad 39A are nearly complete with both standard and non-standard pre-launch processing operations. Meanwhile, NASA managers continue to review past-vehicle and hardware performance ahead of Tuesday morning’s scheduled liftoff – with the L-2 Mission Management Team (MMT) set to…
-
STS-128 confirmed for August 25 – RSRM and SRB performance reviewed
With STS-128 and Discovery officially cleared by the SOMD (Space Operations Mission Directorate) FRR for an opening launch attempt on Tuesday, August 25 at 1:36A.M. EDT, NASA’s ongoing effort to ensure that all aspects of the Space Shuttle system are safe to fly was not dedicated just to the External Tank, as managers thoroughly reviewed…
-
STS-128: FRR working through to foam loss risk acceptance
The Agency Flight Readiness Review (FRR) is still expected to slip STS-128’s launch date by one day – to August 25 – due to additional pad flow work related to repairs on an ETVAS (External Tank Vent Arm System) ordnance cable. However, managers will meet again on Wednesday to set the launch date, as they…
-
Discovery to debut new OI-34 flight software and new operations
At last week’s Space Shuttle Program (SSP) FRR, program managers discussed a wide range of topics, including Weather Satellite limitations, the Boundary Layer Transition DTO (Detailed Test Objective), several new operations that will be a part of STS-128 – including Discovery’s debut of new flight software – as well as previous flight performance of the MPLM…
-
SSP FRR outlines mission specifics for Discovery and STS-128
As STS-128 tracks an August 24 launch date – pending final clearance of the Ice Frost Ramp foam liberation concern – the Space Shuttle Program Flight Readiness Review (SSP FRR) has conducted thorough review of Discovery’s mission/payload content and launch opportunities. Mission Overview: The 37th voyage of Shuttle Discovery will be the Shuttle Program’s 30th…
-
STS-128: SSP FRR creates opening rationale for IFR acceptance
The LO2 Ice Frost Ramps (IFRs) will be modified to mitigate against foam liberation – pending design verification – from ET-133 onwards. However, ET-132 has gained the opening round of “rationale for acceptance” via the Space Shuttle Program (SSP) Flight Readiness Review (FRR), which will be verified by a Safety Panel and up for approval…
-
Risk assessment debate for STS-128 tank – Rollback is a potential option
Meetings are taking place through Friday to work on risk acceptance for two LO2 Ice Frost Ramps (IFRs) on Discovery’s External Tank (ET-132), following a full review of STS-127’s LO2 IFR liberation event during launch. If managers call for foam loss mitigation on the ramps, the STS-128 stack will rollback to the Vehicle Assembly Building…
-
STS-127 FRR Outlines Engine and Flight Operations Changes for JAXA Mission
With final launch processing underway on Shuttle Endeavour at Launch Pad-A, NASA managers have outlined several changes to Endeavour’s Main Propulsion System (MPS), Ground Umbilical Carrier Plate (GUCP), and Flight Operations & Integration procedures that will debut on STS-127 next week. STS-127 MPS Inventory Update: Taking center stage in the Space Shuttle Program’s (SSP) Flight…
-
STS-127 heads toward June 13 – SRB modifications identified during SSP FRR
NASA officials have cleared Space Shuttle Endeavour for launch on June 13 at 7:17a.m. This mission, the STS-127/2J/A flight, will complete assembly of the Japanese Kibo Laboratory complex during the 16-day journey to space. With this approval for flight comes one of the final steps of flight rationale for Endeavour’s Reusable Solid Rocket Motors (RSRMs)…
-
Atlantis arrives back at KSC ahead of STS-127 Agency FRR
Atlantis is finally home after a cross-country trip on top of a Shuttle Carrier Aircraft (SCA) and will now be prepared for rollback to her Orbiter Processing Facility (OPF). Meanwhile, Endeavour’s preparations for launch head into another milestone on Wednesday, when managers meet at the Agency level Flight Readiness Review (FRR), which will set the…