[Therion] Survex use 0/180° not +90/-90

[cawa sorix]

Thank you very much for your explanation.

2012/12/11 Olly Betts <olly at survex.com>:
> On Tue, Dec 11, 2012 at 09:41:52PM +0100, cawa sorix wrote:
>> I had an issue today on data with Vulcain topofil data.
>> On Vulcain topofil the clino is from 0 to 180° and
>> 0 =  +90
>> 90 = 0
>> 180 = -90
>>
>> I didn't find anything on survex documentation about that.
>> Do you have any idea about the right setup for the survex line ?
>
> In Survex you would say that a reading of 90 means zero and that the
> scale reads with increasing numbers downwards like so:
>
> *calibrate clino 90 -1
>
> Currently cavern will warn for readings above 90 - this should be
> addressed in the next release, but meanwhile you can ignore such
> warnings - they don't indicate a real problem in the data.
>
> Cheers,
>     Olly