Re: release?

[Greg Troxel]

Fred Wright <fw@fwright.net> writes:

> The actual values of prRes are also "interesting".  Although the
> quantity is nominally defined as signed, I don't see how a residual
> can possibly be negative.  But many of the values reported by both
> ubxtool and xgps are negative, with some strange scaling between the
> two that also seems inconsistent with the definition (the doc says
> 0.1m units).

residual is

  measurement - [expected measurement calculated from estimated parameters]

so definitely it makes sense to be signed.