TechHead

As a sailor you know that radio traffic - mainly in emergency - is very important and has to comply to a strict form to make messages compact, yet und …

Find and sort astronomical (NGC/IC) objects in seconds with ease.NGC Mate is a simple database application which contains the full revised New General …

A mariner should know all recommendations of the IALA lighting and buoyage system. Have you ever had problems identifying lighthouse beams at night or …

When astronomical observations or imaging is done using an equatorial telescope mount, the right-ascension (RA) axis should be parallel with the rotat …

If you have a WiFi bridge on your boat or sailing ship, this utility will be your best friend very soon. It connects your WiFi capable phone to the br …

As a sailor you know how essential it is to regularly check the position of your ship during the voyage. Any coastal feature that can be seen by the n …

This free utility lets you search in the Maritime Identification Digit (MID) database by country or by MID number. The utility comes very handy when y …

Understanding and constructing maritime flag signals can be crucial in situations when all your electronics fails or you or the signaling station have …