The practical guide to celestial navigation : step-by-step instructions for when you've lost the plot /: step-by-step instructions for when you've lost the plot. (2021)

• Record Type: Book
• Further Information: Note: Phil Somerville.
• Authors: Somerville, Phil
• Contents: About the authorAcknowledgementsIntroductionA bit of historyWhy bother?A bit about this bookChapter 1 The basics Latitude and longitudeEarth rotationGreat circlesChapter 2 Foundation of celestial navigation and the geographical positionGeographical position (GP)Position lines and lines of position Chapter 3 Defining the geographical positionDeclinationGreenwich Hour Angle (GHA)Obtaining the sun's GPProforma introductionChapter 4 Sextant correctionsIndex errorHeight of eye (dip)Altitude correctionApplying the corrections: exampleChapter 5 The PZX triangleA bit of backgroundChapter 6 The intercept methodChapter 7 Sight Reduction TablesThe four keysChapter 8 Undertaking a full sight reductionResourcesSight reductionChapter 9 Sun sight reduction – Quick Start and recapResourcesCompleting a sun sight reductionChapter 10 Meridian passageHow we take the sightWorked exampleResourcesChapter 11 Meridian passage – Quick Start and recapResourcesCompleting a meridian passage sightChapter 12 PlottingSun Run Sun: morning sun sight and meridian passagePlotting a Sun Run SunSun Run Sun: morning sight and afternoon sightSun Run Sun: meridian passage and afternoon sightChapter 13 Compass checkingVariationDeviationSight reduction for compass checkingChecking for deviationWorked exampleChapter 14 TimeTime zonesChronometerA practical solution for accurate timekeepingInternational Date LineChapter 15 Sextant: Practical aspects of sight takingOverviewErrorsUndertaking a sightReading the sextantSextant careChapter 16 TroubleshootingAppendices1. Sun sight proforma2. Sun sight proforma guide3. Meridian passage proforma4. Meridian passage proforma guide5. Plotting sheet6. Plotting guide7. Longitude scale plotting8. Z versus Zn9. Assumed longitude10. Adding and subtracting of 60ths11. PolarisGlossaryIndex.
• Publisher Details: London : Adlard Coles
• Publication Date: 2021
• Extent: 1 online resource, illustrations (colour)
• Subjects: 623.89; Nautical astronomy; Navigation
• Languages: English
• ISBNs: 9781472987594; 9781472987600
• Related ISBNs: 9781472987587
• Notes: Note: Description based on CIP data; resource not viewed.
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.