Simon Jollands

Pre-start engine checks

by Simon Jollands | Boat Maintenance, Preparation, Yacht ownership

According to the Royal National Lifeboat Institution (RNLI) almost one third of emergency call outs at sea are caused by mechanical failure. Many engine breakdowns are avoidable. The best way to avoid a breakdown is to carry out pre-start checks before heading out to...

Understanding tide tables and tidal curves

by Simon Jollands | Communications, Crewing skills, Navigation, Preparation

No two coastal places have exactly the same tidal pattern. There are many factors that influence this, from the shape of the coastline, the funnelling effect of channels and estuaries, the depth of the sea and the proximity of oceans. The times and heights of tides...

Care of boat batteries

by Simon Jollands | Boat Maintenance, Preparation, Yacht ownership

Boat batteries need to be kept properly charged, which means never allowing the batteries to discharge below 50 per cent of their total charge. As well as the batteries themselves, keeping a boat’s charging systems in good shape will also help to keep batteries...

Sailing at the touch of a button

by Simon Jollands | Boat Handling, Crewing skills, Yacht ownership

As yachts get bigger, the loads on halyards and sheets increase, meaning the strength needed to manage the sails also increases. Every sailor knows that grinding winches can be hard work, especially when sailing short-handed. It is important to keep winches serviced...

Tidal heights and the rule of twelfths

by Simon Jollands | Communications, Crewing skills, Navigation, Preparation

In our previous article we looked at tidal curves and how we can use them to find the time of a specific height of tide. Following on from this we now take a look at how we calculate a height of tide for a specific time. This is not a complex calculation but it helps...

Pre-start engine checks

Understanding tide tables and tidal curves

Care of boat batteries

Sailing at the touch of a button

Tidal heights and the rule of twelfths

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