Mime-Version: 1.0 Date: Fri, 25 Jun 1999 11:26:46 -0400 To: mike.machado@gsfc.nasa.gov, jacqueline.maldonado@gsfc.nasa.gov, brian.pickrell@gsfc.nasa.gov, david.myers@gsfc.nasa.gov, dmalone@pop500.gsfc.nasa.gov, pdouglas@pop500.gsfc.nasa.gov, tafkhami@pop400.gsfc.nasa.gov, jameraul@pop400.gsfc.nasa.gov, gkinnama@pop500.gsfc.nasa.gov, tbevilacqua@hotmail.com, rsodano@pop500.gsfc.nasa.gov, whitec@thorin.atsc.allied.com, william.worrall@gsfc.nasa.gov, enace@pop500.gsfc.nasa.gov, ad@srl.caltech.edu, steves@srl.caltech.edu, msuarez@pop800.gsfc.nasa.gov, ngilotra@csc.com, btucker2@csc.com, cchang8@csc.com, csprouse@cscmail.csc.com, erc@cosmicra.gsfc.nasa.gov From: "Carline J. Cazeau" Subject: ACE Weekly 6_23_99 Mime-Version: 1.0 Date: Thu, 24 Jun 1999 16:41:47 -0400 To: gkinnama@pop500.gsfc.nasa.gov From: Mike Machado Subject: ACE Weekly 6_23_99 Cc: ccazeau@pop500.gsfc.nasa.gov The ACE Mission Operations Room (MOR) was declared Y2K compliant and operational on June 18, 1999. This is the third and final ACE Mission Operations Center (MOC) operational string to have been tested and declared Y2K compliant. On Wednesday, June 16, telemetry indicated that SEPICA Fan 3 pressure had risen high enough for possible science collection. Two Operations Change Requests (OCRs) were performed last week to adjust the proportional counter output for 2kC High Voltage. Performed Attitude maneuver on Wednesday, June 23. Pre-Maneuver HGA = ___-3.89____________ Sun Angle = _____6.23__________ Post-Maneuver HGA = ____4.31___________ Sun Angle = ____13.71___________ Current S/C range: ____1,507,300______________ km Experienced intermittent VDS keyset failures throughout the past week but were able to contact stations using ROLM phones.