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Posts by roryalsop‭

255 posts
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Q&A Left-Handed Helical Fletching

It will not matter which way the fletching runs on arrows for left or right handed archers, however right handed fletching tools will be harder for a left hander to use, as you would need to change...

posted 12y ago by roryalsop‭

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Q&A How can you prevent kids getting lost at night while camping?

The other two answers mention 'summer camp' type environments. My answer is more focused at family camping, but has some relevance to both: With younger children it can be very simple, although p...

posted 12y ago by roryalsop‭  ·  last activity 12y ago by System‭

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Q&A What is the mortality rate of Mt St. Elias?

Mt Elias isn't even in the top ten for number of deaths. It comes in in 24th place according to https://www.shughal.com/25-of-the-deadliest-mountains-in-the-world/ with Everest at number 1. This si...

posted 5y ago by roryalsop‭  ·  last activity 5y ago by System‭

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Q&A How can I be sure that I'm ready to do the Three Peaks Challenge?

I have a few colleagues who have done this, and one team who did it with a colleague in a wheelchair. They are all reasonably fit, but the day job is desk-based, so if you have managed Kili easily,...

posted 7y ago by roryalsop‭

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Q&A How can I tell how much, if any, rain is in an approaching cloud?

Randall Munroe has the single best article on this I have ever seen, over on his What-If site where he discusses what would happen if all the water in a cloud formed one giant raindrop. I recommen...

posted 7y ago by roryalsop‭

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Q&A How to repair a surfboard leash?

Miguelmorin's answer is very comprehensive, and if you do want to make a repair, I would definitely recommend following his guidance, however: Your leash can be the difference between life and dea...

posted 5y ago by roryalsop‭

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Q&A Is there a straightforward way to calculate energy requirements for a trek

If I know my route will take x days, over terrain y, with a change in height of z, in temperatures of p, is there a simple rule of thumb which will let me calculate food requirements? Water is rel...

3 answers  ·  posted 13y ago by roryalsop‭  ·  last activity 7y ago by System‭

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Q&A What degree and/or type of athleticism is required in no-limits free diving?

The abilities required are developed through practice and mostly focus on three areas: increasing the oxygenation capability of the body retraining autonomic apnoea responses minimising the metab...

posted 6y ago by roryalsop‭  ·  last activity 6y ago by System‭

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Q&A How much heel is optimal on a small katamaran in low wind?

As you mentioned, a vertical sail gives you more power, so where possible that should be your goal, but the drag caused when heeling is enough that for most catamarans you want to minimise it as mu...

posted 6y ago by roryalsop‭  ·  last activity 6y ago by System‭

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Q&A What to do with a yacht when a stronger blast come?

If your concern is regarding broaching, then the two actions you take are: allow the head to come towards the wind, reducing the sideways force. This can be instant. if needed, slacken the main, ...

posted 6y ago by roryalsop‭  ·  last activity 6y ago by System‭

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Q&A Are there any sunglasses with prescription insert that does not alter depth sense?

Paul and Kevin are correct here - any corrective lens has to alter what your eye sees. Your brain very rapidly corrects (a few minutes) but it is a basic function of optical physics that is unavoid...

posted 10y ago by roryalsop‭

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Q&A Avoiding 4WD-areas in Iceland

If you wanted to avoid the 4WD areas* my suggestion would be to make your start point for a multi-day hike at one of the furthest reaches of a 4WD trail. And if that trail is one of the lesser used...

posted 10y ago by roryalsop‭  ·  last activity 10y ago by System‭

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Q&A What knot is this one? What are its purposes?

They are examples of a round turn and two half hitches. Sometimes known as an anchor hitch or a fisherman's hitch. http://www.animatedknots.com/roundturn/index.php?Categ=boating A Useful Boati...

posted 10y ago by roryalsop‭  ·  last activity 10y ago by System‭

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Q&A What is an effective way to join a map that is printed on several sheets?

Most applications will let you minimise your margins, which reduces waste, then all you do is cut the margin off one page, and then stick that page over the other one, which gives you a solid conne...

posted 10y ago by roryalsop‭

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Q&A Crossbow draw strength

Yes - 50lbs draw means you need to be able to pull 50lbs, unless you have a pulley/gear reduction. So if you increase to a higher draw, you'll need to be able to pull it.

posted 10y ago by roryalsop‭

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Q&A Rock Climbing falling.Turning upside down

It can happen, sure, but because of the way a climbing harness fits (you sit in it) and because of the way falls typically happen (you fall straight down from an upright position in many cases) it ...

posted 10y ago by roryalsop‭  ·  last activity 10y ago by System‭

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Q&A Tips and tricks for backpacking with a guitar

My solution to this is a Hohner G3T and a 1 Watt Marshall amp. The Hohner fits easily down the side of my bigger rucksacks, and the amp is tiny. They don't add a huge amount to the weight of my...

posted 10y ago by roryalsop‭

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Q&A Are there ski exercises I can do whilst sitting at a desk?

Here are a few quick and easy ones that will help your strength: Squats will be the most useful. Not exactly at your desk, but you can definitely do it next to your desk. Seated leg raises. Keepi...

posted 10y ago by roryalsop‭  ·  last activity 10y ago by System‭

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Q&A What are some effective ways to deal with sand when camping on or near the beach?

Having spent most of my life within a couple of miles of the beach in pretty windy areas, I have learned some tried and tested things you can do (although I have never found it much of an issue in ...

posted 10y ago by roryalsop‭

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Q&A Wasp repellent for an object/area?

Citronella candles set up around a perimeter are what we use when camping. If we are going somewhere exceptionally bug-ridden, we do sometimes use DEET - it is much more effective, but rather tox...

posted 10y ago by roryalsop‭

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Q&A What is a tour book used for?

No one uses them as absolute evidence, as you could always fake them, but they can really help a tour guide get a feel for your level of experience and to understand which situations you felt comfo...

posted 10y ago by roryalsop‭

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Q&A Kayaking in the UK

Some answers: 1 - British Canoeing is an excellent website for this sort of thing. 2 - It would be acceptable to use a sea kayak. 3 - Completely depends on your kayak. For a quick temporary repa...

posted 10y ago by roryalsop‭  ·  last activity 7y ago by System‭

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Q&A How to anchor a raft on a river

If you want to remain stationary, you need a solid anchor, and the best option is going to be to attach to a tree or something that you can securely fix to on the bank. Not knowing that river, I c...

posted 10y ago by roryalsop‭

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Q&A Are there any phobia-friendly ways to deal with flies?

Because I appear to be a midge's favourite food, I have tried many ways to repel them, with varying success, but the single best solution for you, if you can cope with having flies near but not tou...

posted 10y ago by roryalsop‭

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Q&A Considerations for buying windsurfing boards?

This is actually a very broad question, and I'm not 100% sure it is best suited here. That said, I'll try an answer: Sports Stack Exchange has this question on sail choice for sailboarding, which ...

posted 10y ago by roryalsop‭

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