NavList thread: UT1 vs. mean time in old almanacs
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26 May 2010, 04:17 | Paul Hirose
26 May 2010, 07:28 | Antoine Couëtte
26 May 2010, 13:02 | Herbert Prinz
26 May 2010, 14:02 | Antoine Couëtte
26 May 2010, 16:54 | Herbert Prinz
27 May 2010, 07:51 | Antoine Couëtte