Celestial Navigator4.0 - App Store
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Publisher Description
Celestial Navigation Calculator with
- perpetual Almanac
- star finder chart with animation. Use phone sensor for altitude.
- calculation of lines of position ( intercept/delta )
- celestial object data
- meridian passage calculation
- running fix support
- astronomical position calculations with two or more altitude observations
- Hipparchus 150 star catalog
- World chart with lines and position
Program can be set to use device's sensors (gyro, compass)
to position the star finder chart in real time.
Capture celestial object approximate altitude.
Correct Altitude with a Marine Sextant reading (not included).
You still need a marine sextant to do celestial navigation,
but the phone sensors may be used for training.
Software for iPhone and iPad, with the same features.
e-book with manual and celestial navigation tutorial.
Version History Larger Texts.
Minor corrections
Updated Delta-T table
Corrected link to open e-book with default browser 4.0 May 11 - Dark mode, better suited for dusk time use
- Moved the main menu to the top
- Fixed saving of Lines of Position to file 3.6 11/01/2022 - interface redesigned ( dark look )
- Help hints to guide navigation workflow
- e-Book with celnav theory and app usage. Now open with external PDF viewer 3.0 02/18/2020 - organized workflow and interface
- iphone X resolution fix
- improved stability 2.8 03/25/2019 - fixed LOP transport on iphone 2.7 01/09/2017 -fixed problem in star finder animation
-fixed misplaced label 2.6.2 01/03/2017 - fixed startup crash on iOS 10
- fixed problem in map pinch gesture 2.6 11/30/2016 - Auto orientation of star finder chart, using device sensors (compass and gyro)
Point device to the star to see its name.
- Get approximate star altitude, also using device sensors.
Note that it is no substitute for the sextant, which is more precise
- Display of world maps in both situation charts. Used GSHHS charts.
- Pan and pinch gestures in the situation charts (zoom and pan)
- Fixed a couple issues with iOS 9.x 2.5 12/09/2015 - fixed incompatibility with iOS 9
( previous version crashed at start time on iOS9 ) 2.1.4 10/02/2015 Now runs on iphones, with same features.
Pinch and drag gesture on the star chart to zoom.
Custom design for each device model.
Fixed a few bugs 2.0.3 09/10/2015 -bugs fixed
-interface design changes 1.5.1 09/08/2014 - Improved stability (bug fix)
- iOS 7 compatible style
- revised help text 1.2.1 03/07/2014 1.0.0 09/10/2013
About Celestial Navigator
The company that develops Celestial Navigator is Omar reis. The latest version released by its developer is 4.0.
To install Celestial Navigator on your iOS device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-10-13 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the Celestial Navigator as malware if the download link is broken.
How to install Celestial Navigator on your iOS device:
- Click on the Continue To App button on our website. This will redirect you to the App Store.
- Once the Celestial Navigator is shown in the iTunes listing of your iOS device, you can start its download and installation. Tap on the GET button to the right of the app to start downloading it.
- If you are not logged-in the iOS appstore app, you'll be prompted for your your Apple ID and/or password.
- After Celestial Navigator is downloaded, you'll see an INSTALL button to the right. Tap on it to start the actual installation of the iOS app.
- Once installation is finished you can tap on the OPEN button to start it. Its icon will also be added to your device home screen.
Program Details
System requirements
Download information
Pricing
Version History
version 4.0
posted on 2026-10-13
Version History Larger Texts.
Minor corrections
Updated Delta-T table
Corrected link to open e-book with default browser 4.0 May 11 - Dark mode, better suited for dusk time use
- Moved the main menu to the top
- Fixed saving of Lines of Position to file 3.6 11/01/2022 - interface redesigned ( dark look )
- Help hints to guide navigation workflow
- e-Book with celnav theory and app usage. Now open with external PDF viewer 3.0 02/18/2020 - organized workflow and interface
- iphone X resolution fix
- improved stability 2.8 03/25/2019 - fixed LOP transport on iphone 2.7 01/09/2017 -fixed problem in star finder animation
-fixed misplaced label 2.6.2 01/03/2017 - fixed startup crash on iOS 10
- fixed problem in map pinch gesture 2.6 11/30/2016 - Auto orientation of star finder chart, using device sensors (compass and gyro)
Point device to the star to see its name.
- Get approximate star altitude, also using device sensors.
Note that it is no substitute for the sextant, which is more precise
- Display of world maps in both situation charts. Used GSHHS charts.
- Pan and pinch gestures in the situation charts (zoom and pan)
- Fixed a couple issues with iOS 9.x 2.5 12/09/2015 - fixed incompatibility with iOS 9
( previous version crashed at start time on iOS9 ) 2.1.4 10/02/2015 Now runs on iphones, with same features.
Pinch and drag gesture on the star chart to zoom.
Custom design for each device model.
Fixed a few bugs 2.0.3 09/10/2015 -bugs fixed
-interface design changes 1.5.1 09/08/2014 - Improved stability (bug fix)
- iOS 7 compatible style
- revised help text 1.2.1 03/07/2014 1.0.0 09/10/2013
version 3.6
posted on 2022-11-01
- Dark mode, better suited for dusk time use
- Moved the main menu to the top
- Fixed saving of Lines of Position to file
version 3.6
posted on 2022-11-01
Nov 1, 2022
Version 3.6
- Dark mode, better suited for dusk time use
- Moved the main menu to the top
- Fixed saving of Lines of Position to file
Disclaimer
Official App Store Link
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