Individual Calculations December 2018 |
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Jeffreys, Roger W Total change: -23.60 | | |
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2018 Norths John Purdy Memorial Open | Sydney | AUS | 2018-09-11 |
Rc | Ro | w | n | change | K | K*chg | Game |
1633 | 1654 | 2.00 | 6 | -1.18 | 20 | -23.60 | |
| Richards, Allan | | | 1791 | AUS | 0.00 | 1 | -0.32 | 20 | -6.40 | | Wan, Dennis | | | 1833 | AUS | 0.00 | 1 | -0.27 | 20 | -5.40 | | Chegwidden, Lindsay | | | 1435 | AUS | 1.00 | 1 | 0.22 | 20 | 4.40 | | Morgan, George | | | 1560 | AUS | 0.00 | 1 | -0.63 | 20 | -12.60 | | Sze-To, Jonas | | | 1514 | AUS | 1.00 | 1 | 0.31 | 20 | 6.20 | | Aleksovski, Bosko | | | 1664 | AUS | 0.00 | 1 | -0.49 | 20 | -9.80 | | Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | |
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