From: Robert Duval / NRCan Subject: [IGSMAIL-1487] Height change at CHUR Date: Fri, 29 Nov 1996 13:51:42 PST ****************************************************************************** IGS Electronic Mail Fri Nov 29 13:51:42 PST 1996 Message Number 1487 ****************************************************************************** Author: Robert Duval / NRCan Subject: Height change at CHUR ADVISORY ======== Site name : CHURCHILL 4 char ID : CHUR Monu inscription : 924001 Domes number : n/a A 10 cm mount will be installed between the antenna and the monument at Churchill on November 30 (DOY 335) shortly before 24:00 UT ANTENNA CONFIGURATION ON SITE STARTING 01-DEC-96: Type : DORNE-MARGOLIN T Serial Number : 387 Vertical Antenna Height: 0.100 Meter Antenna Ref. Point : BOTTOM OF ANTENNA ASSEMBLY Date : 01-DEC-96 (00:00 UT) Type: DORNE MARGOLIN T --- L2 Phase Center => / + \ <---------------+ L1 Phase Center => | + | <---------+ | +----------------------------------------------+ | | | | | | | | | | | | | | | | | | ================================================== | | | | | | | +-+ | | 0.228m Antenna Ref. Point (ARP) => +====| |====+ <--+ | | | | | 0.210m | | | | | | | | | | | Mount => | | 0.100m | | | | | | | | | | | | | +-+ | | | | Monument => +----------------+====| |====+-----------------+ <--+-----+ Ref. Point | | | | | | | Concrete pillar | | | | | | | -- Robert Duval Geodetic Survey Division Tel: (613) 947-2786 Natural Resources Canada (NRCan) Fax: (613) 995-3215 615 Booth Street E-mail: duval@geod.nrcan.gc.ca Ottawa, Ontario K1A 0E9 ***************************************************************************** [Mailed From: Robert Duval ]