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Individual Calculations July 2009 |
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| Anderson, Mark C Total change: 35.25 | |   |
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| Phillips 66 Chess Classic | Owasso, Oklahoma | USA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1776 | 2.50 | 4 | 1.52 | 25 | 38.00 | |
|  Crockett, James M | | | 2032 | USA | 0.50 | 1 | 0.31 | 25 | 7.75 | |  Wharry, Stephen M | | | 2071 | USA | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Kline, Les | | | 1927 | USA | 1.00 | 1 | 0.70 | 25 | 17.50 | | | Lin, Kenny L | | | 1893 | USA | 1.00 | 1 | 0.66 | 25 | 16.50 | |
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) | | | | 27th North American FIDE Open | Stillwater, Oklahoma | USA | 2009-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2126 | 1776 | 0.00 | 1 | -0.11 | 25 | -2.75 | |
| | Brooks, Michael A | m | | 2126 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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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