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left arrowarrow leftTable VIII i -  Page 59
Airport in Calhoun, Georgia;  October 5, 1987;    
(Magnetic Declination = 2°W:  Subtract 2° for True Bearing, True Heading and True Wind Direction)
Num.    Species    Time Flight Behavior Weather Field Notes
    I         II     III IV Va Vb Part 1 Part 2 Part 3
 Est.
Alt.
Type
of Flt.
Horiz.
Flt.
Vert.
Flt.
Mag.
Bear.
Mag.
Head.
Wind
Dir.
 Wind 
Vel.
Amb.
Temp
Thrm.
Act.
Cloud 
Types 
301 D. plexippus 2:47 3 m flap straight level,
variable
303° 252° 141° 4.0 m/s 25.5°C - - Butterfly was strongly drifted by the crosswind.  A P. sennae was also seen.
302 P. sennae 2:55 3 m flap straight level,
variable
177° - 160° 4.5 m/s - - - -
303 D. plexippus - 4 m flap,
glide
straight level,
variable
292° 253° 172° 2.2 m/s - - - A second D. plexippus and a P. sennae were also seen.
304 D. plexippus 3:11 0.5 m flap straight level 194° left 147° 1.0 m/s - - - -
305 D. plexippus 3:13 30 m soar,
glide
circle
straight,
level,
descend
286° - calm - - yes - Butterfly quickly gained altitude while soaring straight, levelled off at 30 m and began circling and drifting, then broke off and glided down to trees.
Quit - 3:23 - - - - - - - - - - - -
Interlude - - - - - - - - - - - - - We left to get a radio-control model aircraft that I had constructed from a kit. The plan was to use the model to carry meterological instruments to the migrants while they were in flight.