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Individual Calculations September 2009 |
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| Cao, Kevin Y Total change: 14.00 | |   |
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| 64th OCF Oklahoma Open - Jerry Spann Memorial | Bricktown, Oklahoma | USA | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1952 | 2.00 | 3 | 0.70 | 25 | 17.50 | |
|  Holt, Conrad | | | 2303 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Wright, Terry | | | 2005 | USA | 1.00 | 1 | 0.57 | 25 | 14.25 | | | Johnson, Chuck | | | 1750 | USA | 1.00 | 1 | 0.24 | 25 | 6.00 | |
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) | | | | 110th Annual US Open | Indianapolis, Indiana | USA | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2264 | 1952 | 0.00 | 1 | -0.14 | 25 | -3.50 | |
| | Dean, Jim H | f | | 2264 | USA | 0.00 | 1 | -0.14 | 25 | -3.50 | |
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) | | |
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