A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Ron Jones
Date: 2015 Aug 10, 20:20 -0700
The attached PDF (extracted from the Hs to Ho worksheet) shows the correction factor that is to be applied to Ro to correct for for non standar temperature & pressure. The band of purple cells shows the range of temperatures & pressures for which the correction is less than or equal to 2%
the Excel workbook that contains the Hs to Ho worksheet can be downloaded from the link shown below.