I've been in a 5-lb challenge elsewhere and we didn't have ranks--adds a layer of posting complexity--maybe just do away with it? We don't have that many participating where it's not obvious whose ahead with loss.

Rank...Name...........Start........Goal......Current......lbs to go

1........Ms A.......... ...232.........227.........229..........2.0
2...Momma Bear.......179.0......174.0.......176.5.......2.5
3.........Bee..............150.6......145.6......149...........3.4
3........Going2...........182.6.......177.6......181.0........3.4
4.........Auggie..........216.0......211.0.......216.0.......5.0
4.....Scotiagirl..........165.4.......160.4......165.4........5.0
4......JessAus...........216.0.......211.0.......216.0........5.0
5.........nihold...........176.6.......171.6......178.2........6.6