A new format Nautical Almanac for the 21st Century.
Using the popular wire bound concept with larger clearer font, cream pages for increments & corrections, all help to make Witherbys Almanac a user-friendly style of Nautical Almanac for today’s navigator.
Altitude correction tables for Sun, stars, planets
Additional refraction corrections for non-standard conditions
Title page, preface, etc.
Phases of the Moon
Calendars
Eclipses
Planet notes and diagram
Daily pages: Ephemerides of Sun, Moon, Aries and planets; sunrise, sunset, twilights, moonrise, moonset, etc.
Standard times
Star charts
Stars: SHA and Dec of 173 stars, in order of SHA (accuracy 0′.1)
Polaris (Pole Star) tables
Sight reduction procedures; direct computation
Concise sight reduction tables
Form for use with concise sight reduction tables
Country Information
Celestial Navigation Explained
Use of Concise Sight Reduction Tables of The Nautical Almanac
Bridge Notes / Nav Formulae
Conversion Factors
Bridge Equipment (AIS, ARPA, BNWAS, ECDIS, GALILEO, VDR, S-Mode, GMDSS)
The use and care of a sextant
The use and care of an azimuth mirror
Magnetic Compass
Worked Examples
i Conversion of arc to time
ii – xxxi Tables of increments and corrections for Sun, planets, Aries, Moon
xxxii Tables for interpolating sunrise, sunset, twilights, moonrise, moonset, Moon’s meridian passage
xxxiii Index to selected stars
xxxiv – xxxv Altitude correction tables for the Moon
Windows eBooks:
To access the eBook, you need to install our free Windows eBook Reader.
The application can be downloaded from:
www.seamanship.eu/download/freedownload.aspx?file=viewer.
Standalone eBooks are supplied with 1 licence + 1 backup and are not transferable between platforms.
Remote Desktop Services (Terminal Services) and virtual environments are not supported.
The Windows eBook Reader works with Windows XP or later OS (but not Windows RT).
See more details.
iPad eBooks:
To access the eBook, you need to install the free Witherby Reader from
the iOS App Store.
iPad eBooks are supplied with 1 licence + 1 backup and are not transferable between platforms.
The iPad application works with iOS 6 or above (iPad 2 or later, iPad mini, not iPhone).
See more details.
Cloud (online) eBooks:
The Cloud (online) eBooks use Microsoft Silverlight browser plugin to deliver the best possible reading experience with the ability to work in offline mode.
It is an annual subscription service (i.e. each eBook is purchased for 1 year of use).
Online licences are not transferrable to Windows or iPad (or vice-versa).
Silverlight is compatible with the major web browsers used on Windows and Mac OS X operating systems.
However it is not supported on Linux, Android, Windows RT and iPad devices and therefore the Cloud eBooks use an HTML site in these instances.
The HTML site is more restricted than the Silverlight version.
See www.microsoft.com/silverlight/what-is-silverligh and more details.
Note for Mac Users:
Mac users can read Windows eBooks with Boot Camp or using virtual machines such as Parallels Desktop, Virtual Box, ...
Alternatively, Cloud (online) eBooks are accessible on Mac, including the Silverlight plugin with offline mode.
Note for Linux Users:
Linux users can read Windows eBooks using a virtual PC.
Alternatively, the HTML version of the Cloud (online) eBooks is accessible.
Note for Android and Windows RT Users:
Non-iOS tablets owners can use the HTML version of the Cloud (online) eBooks.