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1. [TowerTalk] Beam headings and sunrise vs sunset grey-line paths (score: 1): Author: dw <bw_dw@fastmail.fm>; Date: Thu, 14 Jan 2016 04:49:13 -0800; Hi All, At Sunrise the grey-line path in January seems to be traveling NE by ~25 degrees and SW by 205 degrees. At Sunset its traveling NW by 335 degrees and SE by 140 degrees. In general great-circl; /archives//html/Towertalk/2016-01/msg00284.html (7,465 bytes)
2. Re: [TowerTalk] Beam headings and sunrise vs sunset grey-line paths (score: 1): Author: David Gilbert <xdavid@cis-broadband.com>; Date: Thu, 14 Jan 2016 11:36:28 -0700; Grey line propagation doesn't necessarily involve signal traveling ALONG the grey line. In fact, I would guess it typically does not. Chordal hop enhancement requires a sloped F-layer, which would mo; /archives//html/Towertalk/2016-01/msg00305.html (9,063 bytes)
3. Re: [TowerTalk] Beam headings and sunrise vs sunset grey-line paths (score: 1): Author: David Robbins <k1ttt@verizon.net>; Date: Thu, 14 Jan 2016 12:52:48 -0600 (CST); agreed. sunset greyline to VK6 from New England if following the terminator would be south east but often signals are better from the east or even northeast perpendicular to the terminator. greyline; /archives//html/Towertalk/2016-01/msg00307.html (9,038 bytes)

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