The "Piloting" menu consists of miscellaneous routines used to help in piloting a vessel. ETA is also included in this section.
 ETA with changing time zones and bunkering delays
 Distance Off by vertical Sextant Angle, for 3 types of measurments
 Distance Off by Two Bearings
 Add or subtract a series of Times plus compute mean
 Add or subtract a series of Angles plus compute mean
 Geographical Range
