---
title: "Celestial Navigation - Reviews, Revenue and Downloads in United Kingdom | Apple App Store"
description: "This app does all the calculations to reduce a sextant reading to a line of position on the map. All intermediate numbers are shown to check your manual calculations.  • Perpetual nautical almanac • C"
---

# Celestial Navigation — United Kingdom
> Sextant Sight Reduction

![Celestial Navigation App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple114/v4/82/20/f0/8220f031-93c7-add4-deaa-f6fbadd7d301/AppIcon-0-0-1x_U007emarketing-0-0-0-7-0-0-sRGB-0-0-0-GLES2_U002c0-512MB-85-220-0-0.png/434x0w.png)

**Developer:** [Dr. Harald Merkel](https://apptail.io/developer/dr-harald-merkel-aOib) (Germany)
**Category:** Navigation
**Rating:** 4.4/5 (5 ratings)
**Price:** Free
**Bundle ID:** de.merkel.Celestial-Navigation
**Store:** Apple App Store
**Country:** United Kingdom
**Version:** 1.4 (released 2020-08-20)
**Original Release:** 2019-04-03
**Languages:** German, English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/gb/app/app/id1458513224)
**AppTail Page:** [https://apptail.io/app/celestial-navigation-NVAb/united-kingdom](https://apptail.io/app/celestial-navigation-NVAb/united-kingdom)

## Celestial Navigation Description
This app does all the calculations to reduce a sextant reading to a line of position on the map. All intermediate numbers are shown to check your manual calculations.

• Perpetual nautical almanac
• Calculation of the line of position (azimuth and distance)
• Draws the line of position on the map.
• Star Finder: just point your device to the sky to identify the navigational stars.
• Save your readings, choose what to show on the map.

A sextant is required to make full use of this app.

## Celestial Navigation Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/06/12/8e/06128e77-c967-d4b2-0fe3-f58eddd6dc44/pr_source.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/7c/38/1a/7c381a89-e547-394e-b10a-b50635077142/pr_source.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/9d/be/3d/9dbe3d07-686b-3b56-a84c-a5ccea2b2526/pr_source.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/7f/4a/e2/7f4ae297-e434-b74a-fc33-416738d420e4/pr_source.png/1242x2688.png)

## Celestial Navigation Rating Breakdown in United Kingdom
- 5 stars: 3 (60%)
- 4 stars: 1 (20%)
- 3 stars: 1 (20%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)



## Celestial Navigation Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Top Paid | Portugal | Navigation | #7 |
| Top Paid | Denmark | Navigation | #18 |
| Top Paid | Philippines | Navigation | #47 |
| Top Paid | United Kingdom | Navigation | #50 |
| Top Paid | Germany | Navigation | #51 |
| Top Paid | Ukraine | Navigation | #51 |
| Top Paid | Czechia | Navigation | #68 |
| Top Paid | Romania | Navigation | #86 |
| Top Paid | Austria | Navigation | #86 |
| Top Paid | Peru | Navigation | #88 |
| Top Paid | Hong Kong SAR China | Navigation | #91 |
| Top Paid | Poland | Navigation | #92 |
| Top Paid | Sweden | Navigation | #99 |
| Top Paid | Ireland | Navigation | #100 |
| Top Grossing | Portugal | Navigation | #100 |
| Top Paid | Thailand | Navigation | #103 |
| Top Paid | Finland | Navigation | #107 |
| Top Paid | Nigeria | Navigation | #110 |
| Top Paid | Spain | Navigation | #110 |
| Top Paid | Türkiye | Navigation | #111 |
| Top Paid | Greece | Navigation | #111 |
| Top Paid | Russia | Navigation | #115 |
| Top Paid | Egypt | Navigation | #124 |
| Top Paid | Norway | Navigation | #128 |
| Top Paid | Taiwan | Navigation | #129 |
| Top Paid | New Zealand | Navigation | #130 |
| Top Paid | South Africa | Navigation | #132 |
| Top Paid | Hungary | Navigation | #135 |
| Top Paid | Indonesia | Navigation | #136 |
| Top Paid | Malaysia | Navigation | #137 |
| Top Paid | France | Navigation | #137 |
| Top Paid | Netherlands | Navigation | #141 |
| Top Paid | Switzerland | Navigation | #144 |
| Top Paid | Brazil | Navigation | #146 |
| Top Paid | Mexico | Navigation | #149 |
| Top Paid | United Arab Emirates | Navigation | #157 |
| Top Paid | Italy | Navigation | #157 |
| Top Paid | Portugal | Overall | #159 |
| Top Paid | Ecuador | Navigation | #163 |
| Top Paid | India | Navigation | #163 |
| Top Paid | Argentina | Navigation | #169 |
| Top Paid | Belgium | Navigation | #169 |
| Top Paid | Israel | Navigation | #173 |
| Top Paid | Australia | Navigation | #174 |
| Top Paid | Chile | Navigation | #176 |
| Top Paid | Canada | Navigation | #182 |
| Top Paid | Vietnam | Navigation | #199 |
| Top Paid | South Korea | Navigation | #201 |
| Top Paid | United States | Navigation | #229 |
| Top Paid | Japan | Navigation | #241 |
| Top Paid | Singapore | Navigation | #246 |
| Top Paid | Colombia | Navigation | #248 |
| Top Paid | Denmark | Overall | #269 |
| Top Paid | China | Navigation | #306 |

## Celestial Navigation Discovered Keywords
- celestial navigation


## Celestial Navigation Available In
- [United States](https://apptail.io/app/celestial-navigation-NVAb/united-states)
- [Germany](https://apptail.io/app/celestial-navigation-NVAb/germany)
- [United Kingdom](https://apptail.io/app/celestial-navigation-NVAb/united-kingdom)
- [Austria](https://apptail.io/app/celestial-navigation-NVAb/austria)
- [Australia](https://apptail.io/app/celestial-navigation-NVAb/australia)
- [Sweden](https://apptail.io/app/celestial-navigation-NVAb/sweden)
- [Belgium](https://apptail.io/app/celestial-navigation-NVAb/belgium)
- [Ukraine](https://apptail.io/app/celestial-navigation-NVAb/ukraine)
- [Switzerland](https://apptail.io/app/celestial-navigation-NVAb/switzerland)
- [Colombia](https://apptail.io/app/celestial-navigation-NVAb/colombia)
- [Cyprus](https://apptail.io/app/celestial-navigation-NVAb/cyprus)
- [Czechia](https://apptail.io/app/celestial-navigation-NVAb/czechia)
- [Denmark](https://apptail.io/app/celestial-navigation-NVAb/denmark)
- [Dominican Republic](https://apptail.io/app/celestial-navigation-NVAb/dominican-republic)
- [Algeria](https://apptail.io/app/celestial-navigation-NVAb/algeria)
- [Ecuador](https://apptail.io/app/celestial-navigation-NVAb/ecuador)
- [Egypt](https://apptail.io/app/celestial-navigation-NVAb/egypt)
- [Spain](https://apptail.io/app/celestial-navigation-NVAb/spain)
- [Finland](https://apptail.io/app/celestial-navigation-NVAb/finland)
- [Greece](https://apptail.io/app/celestial-navigation-NVAb/greece)
- [Hong Kong SAR China](https://apptail.io/app/celestial-navigation-NVAb/hong-kong)
- [Indonesia](https://apptail.io/app/celestial-navigation-NVAb/indonesia)
- [Ireland](https://apptail.io/app/celestial-navigation-NVAb/ireland)
- [Israel](https://apptail.io/app/celestial-navigation-NVAb/israel)
- [India](https://apptail.io/app/celestial-navigation-NVAb/india)
- [Japan](https://apptail.io/app/celestial-navigation-NVAb/japan)
- [South Korea](https://apptail.io/app/celestial-navigation-NVAb/south-korea)
- [Kuwait](https://apptail.io/app/celestial-navigation-NVAb/kuwait)
- [Kazakhstan](https://apptail.io/app/celestial-navigation-NVAb/kazakhstan)
- [Lebanon](https://apptail.io/app/celestial-navigation-NVAb/lebanon)
- [Madagascar](https://apptail.io/app/celestial-navigation-NVAb/madagascar)
- [Mexico](https://apptail.io/app/celestial-navigation-NVAb/mexico)
- [Malaysia](https://apptail.io/app/celestial-navigation-NVAb/malaysia)
- [Nigeria](https://apptail.io/app/celestial-navigation-NVAb/nigeria)
- [Norway](https://apptail.io/app/celestial-navigation-NVAb/norway)
- [New Zealand](https://apptail.io/app/celestial-navigation-NVAb/new-zealand)
- [Peru](https://apptail.io/app/celestial-navigation-NVAb/peru)
- [Philippines](https://apptail.io/app/celestial-navigation-NVAb/philippines)
- [Pakistan](https://apptail.io/app/celestial-navigation-NVAb/pakistan)
- [Poland](https://apptail.io/app/celestial-navigation-NVAb/poland)
- [Portugal](https://apptail.io/app/celestial-navigation-NVAb/portugal)
- [Romania](https://apptail.io/app/celestial-navigation-NVAb/romania)
- [Russia](https://apptail.io/app/celestial-navigation-NVAb/russia)
- [Saudi Arabia](https://apptail.io/app/celestial-navigation-NVAb/saudi-arabia)
- [Singapore](https://apptail.io/app/celestial-navigation-NVAb/singapore)
- [Slovakia](https://apptail.io/app/celestial-navigation-NVAb/slovakia)
- [Thailand](https://apptail.io/app/celestial-navigation-NVAb/thailand)
- [Türkiye](https://apptail.io/app/celestial-navigation-NVAb/turkey)
- [Taiwan](https://apptail.io/app/celestial-navigation-NVAb/taiwan)
- [Vietnam](https://apptail.io/app/celestial-navigation-NVAb/vietnam)
- [United Arab Emirates](https://apptail.io/app/celestial-navigation-NVAb/united-arab-emirates)
- [South Africa](https://apptail.io/app/celestial-navigation-NVAb/south-africa)
- [Armenia](https://apptail.io/app/celestial-navigation-NVAb/armenia)
- [Argentina](https://apptail.io/app/celestial-navigation-NVAb/argentina)
- [Azerbaijan](https://apptail.io/app/celestial-navigation-NVAb/azerbaijan)
- [Brazil](https://apptail.io/app/celestial-navigation-NVAb/brazil)
- [Belarus](https://apptail.io/app/celestial-navigation-NVAb/belarus)
- [Canada](https://apptail.io/app/celestial-navigation-NVAb/canada)
- [Chile](https://apptail.io/app/celestial-navigation-NVAb/chile)
- [China](https://apptail.io/app/celestial-navigation-NVAb/china)

---

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