Hi there:
Not being able to answer your more "in-depth questions" on the calculation of numbers for the RTI race, There is some information I can pass on to you. Mike Crawford may be able to be more specific.
Boats that raced "against" one another.
Div. 1
H21, RC30, Tornado, RC27, HFOX,
Div. 2
TF16, JAV2, P19, N5.5, MY6.0, N5.5S
Div. 3
H16
Div. 4
N6.0, N6.0X
Div. 5
ARC22
Div. 6
H20
Div. 7
I20
Div. 8
TheMightyHobie18, H19M
Hopefully this will be of some help. Mike Crawford is a sailing friend of mine, and yes...the Taipans were sailing (and were sailed) fast. The air was light, with fairly smooth water.
Hope this helps a bit until you get all your answers.
Dave
P19MX