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Individual Calculations September 2017 |
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| Whyms, Chappell Total change: -14.20 | |   |
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| Bahamas National Chess Open 2017 | Nassau | BAH | 2017-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1642 | 1.00 | 3 | 0.21 | 20 | 4.20 | |
|  Moncur, Cecil | f | | 1876 | BAH | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Karelina, Polina | | wc | 1703 | BAH | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Gibson, Franklyn | | | 1923 | BAH | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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) | | | | Fall Classic 2017 | Nassau | BAH | 2017-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1642 | 2.00 | 6 | -0.92 | 20 | -18.40 | |
| | Moncur, Cecil | f | | 1876 | BAH | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Stuart, Clive | | | 1377 | BAH | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Karelina, Polina | | wc | 1693 | BAH | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Moncur, Cecil | f | | 1876 | BAH | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Stuart, Clive | | | 1377 | BAH | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Karelina, Polina | | wc | 1693 | BAH | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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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