 Table XII e - Page 94
Airport in Calhoun, Georgia; October 9, 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 |
422 |
D. plexippus |
1:19 |
160 m |
soar |
circle |
climb |
W |
right |
- |
- |
- |
yes |
- |
Butterfly was climbing nearly straight up and I could
not get a precise bearing. The thermal was still at the field. |
423 |
D. plexippus |
1:22 |
160 m |
soar |
straight |
level |
285° |
right |
178° |
3.6 m/s |
- |
yes |
- |
The thermal was still at the field. Swifts were
foraging at 60 m. |
424 |
D. plexippus |
1:30 |
30 m |
glide
flap |
straight |
descend,
level |
258° |
204° |
139° |
2.5 m/s |
- |
- |
- |
Butterfly (from thermal?) started at 30 m and glided
down to 0.5 m. |
425 |
D. plexippus |
1:34 |
10 m |
flap |
straight |
climb |
279° |
left |
135° |
3.4 m/s |
- |
- |
- |
Butterfly started at 5 m and flapped up to 10 m.
A second D. plexippus was seen off to one side. WW: Most of the
targets being detected by radar were smaller than butterflies. |
426 |
Dragonfly |
1:40 |
60 m |
flap |
straight |
level |
350° |
left |
148° |
2.5 m/s |
- |
- |
- |
Species unknown - size of Pantela flavescens
A P. sennae flew by off to one side. |
427 |
D. plexippus |
1:48 |
15 m |
flap |
straight |
descend,
level,
climb |
265° |
left |
184° |
2.0 m/s |
- |
- |
- |
Butterfly started at 3 m, flapped down to 1 m, then
flapped up to 15 m as it approached the trees on the opposite side of the runway. |
428 |
D. plexippus |
1:54 |
5 m |
flap |
straight |
descend,
level,
climb |
259° |
220° |
177° |
2.2 m/s |
- |
- |
- |
Altitude of butterfly varied between 0.5 m and 1 m.
It flapped up to 5 m as it approached the trees. |
429 |
D. plexippus |
1:59 |
5 m |
flap |
straight |
level |
255° |
- |
167° |
2.2 m/s |
- |
- |
- |
- |