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Individual Calculations February 2013 |
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| Barrett, Steve Total change: 11.40 | |   |
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| 2013 Boston Chess Congress - Major Section | Boston, Massachusetts | USA | 2013-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2228 | 2.50 | 3 | 0.76 | 15 | 11.40 | |
|  Haessler, Carl A | | | 2175 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | |  Krasik, Ilya | | | 2187 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Resika, Nathan | f | | 2151 | USA | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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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