diff options
author | dbaker <dbaker@FreeBSD.org> | 2000-10-31 03:10:00 +0800 |
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committer | dbaker <dbaker@FreeBSD.org> | 2000-10-31 03:10:00 +0800 |
commit | 76cf09ce7d99b0fe40ea6f85f214ccee3d312dad (patch) | |
tree | f78435f71a680b993a6ea1d26f4a799ac9dfc5d8 /astro | |
parent | 67ff125855b9d6d3a82edab3ea64f9862018c45d (diff) | |
download | freebsd-ports-graphics-76cf09ce7d99b0fe40ea6f85f214ccee3d312dad.tar.gz freebsd-ports-graphics-76cf09ce7d99b0fe40ea6f85f214ccee3d312dad.tar.zst freebsd-ports-graphics-76cf09ce7d99b0fe40ea6f85f214ccee3d312dad.zip |
tidy up pkg-descr
Submitted by: Trevor Johnson <trevor@jpj.net>
Diffstat (limited to 'astro')
-rw-r--r-- | astro/dgpsip/pkg-descr | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/astro/dgpsip/pkg-descr b/astro/dgpsip/pkg-descr index dd97661b922..53cd758e775 100644 --- a/astro/dgpsip/pkg-descr +++ b/astro/dgpsip/pkg-descr @@ -1,8 +1,8 @@ On a stationary GPS without a differential correction signal, you -should see a 20m average radius "drunken walk" pattern. On the same +should see a 20 m average radius "drunken walk" pattern. On the same receiver with DGPS corrections and a good view of the sky, the error the same receiver with DGPS corrections and a good view of -the sky, the error should be reduced to approximately 2m average +the sky, the error should be reduced to approximately 2 m average radius. If you've always wanted to know exactly where your house is located without that annoying GPS "wander," but didn't want to spend the money for a DGPS radio, here is your big chance! @@ -13,12 +13,12 @@ the Net. Basically the server grabs the serial byte stream from my DGPS radio and sends it off over a TCP connection. The client does the same thing but in reverse. The result is that you can receive the local DGPS corrections from absolutely anywhere by using the -Internet as the world's largest extension cord. You'll still need +Internet as the world's largest extension cord. You'll still need to be within 1000 miles or so of San Francisco, California, USA for best results. However chances are better than not that the GPS -error will stillb e reduced if you are 2000 to 3000 miles away. +error will still be reduced if you are 2000 to 3000 miles away. Several respondents from 2000 miles away have noted that the remote -differenential signals have diminished the SA induced position and -velocity errors by approximately 3x. +differential signals have diminished the SA-induced position and +velocity errors by approximately 3 times. WWW: http://www.wsrcc.com/wolfgang/gps/dgps-ip.html |