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declination . . . 6 matches
...nation, sometimes called magnetic variation, is the angle between magnetic north and true north. Declination is considered positive east of true north and negative when west". The...

1.9k - rev: 3 (current) last modified: 2009-03-21 21:03:19

azimuth mark . . . 3 matches
...spect of an azimuth mark is that its [[bearing]] from the main station is based on [[true North]]. This bearing from the main station to the aziumuth station can then be used by o...

0.6k - rev: 9 (current) last modified: 2009-03-21 21:03:19

box score . . . 1 match
...ns are also shown. The azimuth in the box score is always measured clockwise from [[true North]]. When using a compass to find the main station from the reference marks or to fin...

1.9k - rev: 5 (current) last modified: 2009-03-21 21:03:19

ReferenceMain . . . 1 match
... degrees, otherwise subtract 180 degrees. Azimuths in a box score are in terms of [[true North]]. Your compass points to magnetic North instead. To convert from one to the other...

3.1k - rev: 17 (current) last modified: 2009-03-21 21:03:18

Glossary . . . 1 match
...one]], [[traverse station]], [[triangulation station]], [[trilateration station]], [[true North]] ---- . <<Anchor(U)>> . U<<BR>> [[underground mark]], [[USACE]], [[USGLO]], [[US...

3.0k - rev: 25 (current) last modified: 2009-03-21 21:03:19