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Individual Calculations July 2012 |
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| Paitrick, Derek Ri Total change: -9.60 | |   |
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| 21st Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2012-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 2104 | 3.00 | 8 | -0.32 | 30 | -9.60 | |
|  Coleman, Teddy | f | | 2407 | USA | 0.00 | 1 | -0.14 | 30 | -4.20 | |  Plotkin, Victor | f | | 2243 | CAN | 0.50 | 1 | 0.19 | 30 | 5.70 | | | Pruess, David | m | | 2390 | USA | 0.00 | 1 | -0.16 | 30 | -4.80 | | | Smail, Benedict A | | | 2030 | USA | 1.00 | 1 | 0.40 | 30 | 12.00 | | | Denton, Bradley J | | | 2267 | USA | 0.50 | 1 | 0.22 | 30 | 6.60 | | | Black Jr, James A | | | 2201 | USA | 0.00 | 1 | -0.37 | 30 | -11.10 | | | He, Tommy O | f | | 1948 | USA | 0.00 | 1 | -0.71 | 30 | -21.30 | | | Mayers, Dan E | | | 1912 | USA | 1.00 | 1 | 0.25 | 30 | 7.50 | |
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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