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NASA Releases Artemis 1 In Flight Anomalies Breakdown
NASA has released the full list of In Flight Anomalies (IFAs) from the Artemis 1 mission to TLP Network via a Freedom Of Information Act (FOIA) request.
Wed Sep 13 2023Written by Zac Aubert
NASA has released the full list of In Flight Anomalies (IFAs) from the Artemis 1 mission to TLP Network via a Freedom Of Information Act (FOIA) request.
Exploration Ground Systems (EGS):
- ECS ICPS/AFT Purge System Anomaly - Artemis I Post Launch Debris Seen In Imagery - Artemis I Post Launch ML/Pad Damage - Post Launch FOD Items from ML/Pad Walkdowns - Temporary ICPS/FWD and ICPS/AFT Purge Pressure Excursions - Incorrect Exposure Settings on 32 of 33 high speed film cameras - High H2 Concentrations in LH2 TSMU Post Launch - High speed digital 30-P1 camera stopped functioning pre-launch - High speed digital 30-P3 camera had interlacing/ghosting and incorrect timingFlight Operations Directorate (FOD):
- Extended Loss of Orion Data During Change from Uncoded to Coded Telemetry - Loss of Goldstone Support GMT 338 (December 4th) - ICMP Ping Intermittent Drop Outs - Loss of Orion Forward Link Following Handover to PDL - TDRS 275 Unable to Lock to Orion DG1M3 Coherent TelemetryOrion Spacecraft:
SM = Service Module OSA = Orion Stage Adapter SAJ = Spacecraft Adapter Jettisoned FDIR = Fault Detection, Isolation, and Recovery RCS = Reaction Control System TPS = Thermal Protection System - SM/OSA SAJ fairing hinge plate delamination - SM Propulsion pressure regulation unit anomaly - SAJ Panel #1 missing RTV and possible loose RTV - SM Helium latch valve position driver anomaly - NAV Channel 1 Unexpected Velocity Step Function - CAR Software Sending IG Rate Commands After Brake Engage Command - SM Prop Helium Valve Position Indicator Issues - C2b Battery Temperature Sensor Out of Family - SM PDE1B in Standby Mode after PCDU1B event (undetected by Prop FDIR) - Aux Leak Detection - SM RCS Thruster PulsingSLS Rocket
CS = Core Stage - Unexpected Cryogenic Level Sensor System (CLSS) Loss of Comm Caution - Flight Termination System (FTS) Shelf 1A/1B Vibration - Flight Termination System (FTS) Shelf 4 Vibration - Intertank Skin Vibration - FTS System Tunnel Vibration - Unexpected Debris Liberated from Booster Throat Plug - CS-HazGas-004 CS LH2 Umbilical Carrier Plate Cavity Concentration AnomalyDebris:
- Core Stage Engine Blanket Outer Layer - CS LH2/IT Flange Closeout TPS - CS Pressurization Line Bracket Closeout TPS - CS Feedline Bracket Closeout TPS - CS Sensor Island Closeout TPS Thank you to NASA for working with us to release this detailed breakdown of the anomalies that occured during the Artemis 1 mission. Let us know what you think about all these anomalies on X! https://x.com/TLPN_Official/status/1702011716718977241?s=20RELATED STORIES
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