HI Phil,

It's SU85.

Ordnance Survey maps online says it's "Grid reference at centre - SU 892 525 GB
Grid" and you take the SU and 1st number from each set of numbers.

Hope this helps.

73

Paul Gibson MØTZO



--- In TheWhittonARG@..., "Phil Manning" <phil@...> wrote:
>
> Hi Folks, Ofcom have allowed me the use of the callsign of GB4SMA via a NOV
> for CHOTA weekend in September 2009.
>
> We are going to be located at St Mary's Church, Ash Vale, Surrey, as part of
> http://www.wacral.org/CHOTA.htm
>
> Can anybody tell me how you work out a WAB square for IO91PG locator and
> 203, Vale Road, Ash Vale, Surrey, GU12 5JE?
>
> 73
>
> Phil.
>
> Phil Manning G1LKJ
> Mobile 07538083133
>