Division BFCL.010 Classes and groups of balloonsF1

For the purpose of this Annex, balloons shall be categorised in the following classes and groups:

1. (a)

   ‘hot-air balloon’ class:

   1. (1)

      group A: envelope capacity up to 3 400 m ³ (120 069 ft ³ );

   2. (2)

      group B: envelope capacity between 3 401 m ³ (120 070 ft ³ ) and 6 000 m ³ (211 888 ft ³ );

   3. (3)

      group C: envelope capacity between 6 001 m ³ (211 889 ft ³ ) and 10 500 m ³ (370 804 ft ³ );

   4. (4)

      group D: envelope capacity of more than 10 500 m ³ (370 804 ft ³ );

2. (b)

   ‘gas balloon’ class;

3. (c)

   ‘mixed balloon’ class;

4. (d)

   ‘hot-air airship’ class.