This information is taken from the list of element sets on the Orbcomm web site. It shows the mapping between the satellite numbers used in the Nova software and the designations used by Orbcomm.
F1 (FM01)F2 (FM02)G1 (FM03)G2 (FM04)A1 (FM05)A2 (FM06)A3 (FM07)A4 (FM08)A5 (FM09)A6 (FM10)A7 (FM11)A8 (FM12)B1 (FM13)B2 (FM14)B3 (FM15)B4 (FM16)B5 (FM17)B6 (FM18)B7 (FM19)B8 (FM20)C1 (FM21)C2 (FM22)C3 (FM23)C4 (FM24)C5 (FM25)C6 (FM26)C7 (FM27)C8 (FM28)D2 (FM30)D3 (FM31)D4 (FM32)D5 (FM33)D6 (FM34)D7 (FM35)D8 (FM36)