with temp as (select * from portal.temp_factor_rev)
		        select t.nskvz, t.nskvd, t.d, t.alpha, sum(t.zak) as zak
		        from temp t 
			where not exists (select 1 
					   from   temp t1
					   where  t.nskvz = t1.nskvz 
						and t.nskvd != t1.nskvd
						and t.d > t1.d 
						and (@(t.alpha-t1.alpha)<((acos(40/d::double precision)*180)/pi()) or @(t.alpha-t1.alpha)>(360-((acos(40/d::double precision)*180)/pi())))
						)

		        group by t.nskvz, t.nskvd, t.d, t.alpha