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Individual Calculations December 2019 |
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| Lee, Courtney Total change: 30.20 | |   |
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| National Senior Chess Championships 2019 - Open 50 and 65 | Port of Spain | TTO | 2019-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1587 | 1765 | 5.00 | 5 | 1.51 | 20 | 30.20 | |
|  Bhola, Naresh | | | 1375 | TTO | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Maynard, David | | | 1537 | TTO | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Sears, Frank | c | | 1853 | TTO | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Bowles, Andrew | | | 1740 | TTO | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Superville, Arthur | | | 1431 | TTO | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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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