1998 MARS SURVEYOR PROJECT STATUS REPORT October 19, 1998 John McNamee Mars Surveyor 98 Project Manager Mars Climate Orbiter: Launch -52 days Pyro Initiation Unit (PIU) aliveness testing was conducted and an anomaly discovered when operating side A of the orbiter PIU ATLO Test Unit (ATU) is being investigated. This anomaly is evident only on the Assembly, Test and Launch (ATLO) test unit and not on the flight units and will not delay powered on testing of the orbiter. A full investigation will be conducted when the ATU is replaced by the flight PIU after diode rework on October 28. The flight PIU was examined and 19 cracked diodes and 180 coating defects were discovered (out of approximately 200 total diodes). Mars Polar Lander: Launch -76 Days Radio frequency testing af the landed and direct links was completed. Flight PIU electrical mate was completed and electrical checkout is in process (with no anomalies as described under the orbiter report) with completion scheduled for tomorrow morning. Science walkdowns prior to closeout are in process. Time Lapse Movie Mars Climate Orbiter Spacecraft At Kennedy Space Center October 19, 1998 Mars Climate Orbiter MPEG Movie - 2.7 MB Need help in running animations? Look here for information on how to setup your browser for animations.

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