Absolutely ok to do it alone! That way you 'own' the experience and make it what you want without any influence from someone else and without adjusting your own observations to match theirs.
T19 M15 S19 XH47 M43 bomb12/4/07 PA5/07 S12/26/07 D final 11/17/08 Back together with no defined R 05/2010 confused....to say the least!!!