Journey#get_travel_distance: Only query (sched|rt)_(arr|dep) if defined

	my $geo                   = GIS::Distance->new();

	my $distance_beeline

	  = $geo->distance_metal( @{$from_latlon}, @{$to_latlon} );

	my @route

	  = after_incl { ( $_->[1] and $_->[1] == $from_eva ) or $_->[0] eq $from }

	my @route = after_incl {

		(         ( $_->[1] and $_->[1] == $from_eva or $_->[0] eq $from )

			  and ( defined $_->[2]{sched_dep} or defined $_->[2]{rt_dep} )

			  and ( $_->[2]{sched_dep} // $_->[2]{rt_dep} )->epoch == $from_ts )

	}

	@{$route_ref};

	@route

	  = before_incl { ( $_->[1] and $_->[1] == $to_eva ) or $_->[0] eq $to }

	@route = before_incl {

		(         ( $_->[1] and $_->[1] == $to_eva or $_->[0] eq $to )

			  and ( defined $_->[2]{sched_arr} or defined $_->[2]{rt_arr} )

			  and ( $_->[2]{sched_arr} // $_->[2]{rt_arr} )->epoch == $to_ts )

	}

	@route;

	if (