On Sat, 19 Jul 2008 15:25:39 +0100, "William Black"
wrote:
>
>"Martin" wrote in message
>news:cgs384l4espmqhldovp8lnfvbhbpl61n36@4ax.com...
>> On Sat, 19 Jul 2008 14:14:07 +0100, "William Black"
>> wrote:
>>
>>>
>>>"Mxsmanic" wrote in message
>>>news:39n384pah4i3c0mi05hus62us2388tk1rm@4ax.com...
>>>> Martin writes:
>>>>
>>>>> per square metre at right angles to the sun.
>>>>
>>>> In late afternoon and early morning, you're essentially at a right angle
>>>> to
>>>> the sun.
>>>
>>>I've been in places where you're at right angles to the sun.
>>
>> Only if you are on laying down.
>>
>>>
>>>Your shadow forms a small blob under you at about midday.
>>>
>>>But only if you're stupid enough to go out under it, most people don't...
>>>
>>>There are no such places in Europe...
>>
>> Of course there are.
>
>Nowhere inside Europe falls inside the 'tropics'.
>
>The sun is never directly overhead.
Only you have mentioned the sun being overhead. Mixi worked out that for the sun
to be at right angles to you when you are standing upright it has to be on the
horizon.
In fact you don't have to be upright or laying down, you can position your body
so that the sun makes a right angle with it.
--
Martin
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