What to do if the compass is lost on board?

November 19, 2025 by Edu

Navigating without a compass is one of the most perilous situations that can occur at sea, especially when electronic navigation instruments are unavailable or fail simultaneously. The magnetic compass remains, to this day, the most reliable instrument on any vessel because it doesn't depend on batteries, satellites, or other systems… Read more

Identify maritime traffic signals

October 15, 2025 by anchoredemia

Maritime navigation is a activity that requires constant attention and specific knowledge for ensure the safety of vessels and their crewsA fundamental part of this security is the correct identification of maritime traffic signals, which allow traffic to be regulated, accidents to be avoided and the environment to be protected. In Anclademia, we will explain the main signals that every navigator should know, their meanings and how to interpret them correctly.

Tips for sailing at night

November 14, 2024November 13, 2024 by anchoredemia

Sailing at night is a unique experience, but it also requires special caution and preparation. The lack of natural light and limited visibility make night sailing very different from day sailing, so knowledge and proper equipment are essential. Here are some practical tips to help you navigate the night. Read more

What are Windward and Leeward and why are they important in navigation?

February 23, 2024 by anchoredemia

If on any occasion while sailing you have felt that the wind was playing against you, you have surely considered how to act to change the situation. In this sense, there are two maritime concepts that will help you manage it in future cases: we are talking about windward and leeward, terms that refer to the direction of the wind... Read more

Navigation on Bearing Courses (EL GENAKER)

February 10, 2022December 7, 2021 by anchoredemia

The bearing courses are those of a length and aft. The most important thing about these directions is related to safety. Due to a wave, or due to the helmsman's inattention, the main can jibe alone and the boom, in its abrupt change of side, can violently hit the unsuspecting crew. While browsing… Read more

Structure

December 1, 2021 by anchoredemia

1.2.- STRUCTURE1.2.1.- Keel, stem, sternpost, frames, beams, gunwale, gunwale, bulkheads, plan and bilge a) Keel: it is a longitudinal piece of iron, wood or fiber that goes from bow to stern in the lower part of the hull (fig.1.11), ending in the stem and stern respectively. It can be considered the backbone of the helmet itself as it is the base... Read more

Total correction

December 1, 2021 by anchoredemia

10.7.- TOTAL CORRECTION 10.7.1.- Definition It is the angle that the needle north forms with true north. That is, it is equal to the algebraic sum of the dm and the deviation. Ct = dm + Δ 10.7.2.- Calculation from the declination and deviation Once the magnetic declination (dm) is known, through the chart, … Read more

Boat moorings: What is it and what types are there?

December 30, 2021December 1, 2021 by anchoredemia

To be considered a good sailor it is necessary to learn a multitude of techniques and concepts related to navigation. Today we want to focus on the moorings of a boat, fundamental elements that will allow us to dock the boat well. In fact, this concept is one of those that makes up the syllabus of the exam of… Read more

Position lines in Navigation

December 20, 2021December 1, 2021 by anchoredemia

To be an expert in navigation you have to acquire endless knowledge. Coastal navigation is difficult for the navigator, as he must constantly remain precisely positioned on the chart. Although today the precision of electronic devices has favored navigation, there are very effective methods to obtain... Read more