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Re: Compare Methods: Lat/Lon Near Noon
From: Peter Hakel
Date: 2021 Aug 28, 11:15 -0700
From: Peter Hakel
Date: 2021 Aug 28, 11:15 -0700
Speed over ground ("set_and_drift"): 4.3 kts at 157°
UT of LAN (from both “noon_motion” and “transit”): 16:37:29
Lat: N 37° 10’
Lon: W 70° 11’
From the least-squares-based NA method ("many-body fix"):
at 16:37:29 (LAN)
Lat: N 37° 11’
Lon: W 70° 12’
at 17:00:00 ("fix17h")
Lat: N 37° 10’
Lon: W 70° 12’
The sun.xls spreadsheet was used for the ephemerides; all Ho = Hs + 13' per Frank's original message.
Peter Hakel
navigation-spreadsheets.com
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