NavList thread: Refraction:Which formula for Heights below 15°
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16 May 2022, 20:26 | Herman Dekker
17 May 2022, 22:01 | Bela Kovacs
17 May 2022, 22:38 | Paul Hirose
18 May 2022, 18:13 | Paul Hirose
26 May 2022, 07:28 | David Iwancio