_____Option A.  Monday Sept 9: Visit Vertex antenna pm
                Tues-Weds Sept 10-11,meeting
                Sept 12.  fly out 
Lee G. Mundy Christine Wilson 1 David Wilner Geoffrey A. Blake Dick Crutcher 
Leonardo Bronfman Peter Schilke  Tetsuo Hasegawa
_____Option B.  Saturday Sept 7: Visit Vertex antenna pm
                Sept 8-9, meeting
                Sept 10 fly out to next meeting or home
Lee G. Mundy Christine Wilson 3 Geoffrey A. Blake Dick Crutcher Diego Mardones
Peter Schilke  Tetsuo Hasegawa
_____Option C.  Thurs Sept 12: Visit Vertex antenna pm
                Fri-Sat Sept. 13-14, meeting 
                Sept 15 fly out 
 Christine Wilson 2 Geoffrey A. Blake Dick Crutcher Satoshi Yamamoto
Diego Mardones Peter Schilke  Tetsuo Hasegawa
_____Option D.  Sun Sept 15: Visit Vertex antenna pm
                Mon-Tues Sept. 16-17, meeting 
                Sept 18 fly out 
 Ewine van Dishoeck Christine Wilson 4 Mark A. Gurwell Geoffrey A. Blake
Dick Crutcher  Rafael Bachiller John Richer Satoshi Yamamoto Diego Mardones
Peter Schilke  Tetsuo Hasegawa
_____Option E.  Friday Sept 6: Visit Vertex antenna pm
                Sept 7-8, meeting
                Sept 9 fly out to next meeting or home
 Ewine van Dishoeck, Lee G. Mundy David Wilner Pierre.Cox Geoffrey A. Blake
Dick Crutcher Peter Schilke  Tetsuo Hasegawa

Gurwell: not ABCE
vDishoeck: not ABC
Mundy: not CD
Bachiller: only D
Yamamoto: not E