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Individual Calculations January 2010 |
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| Sinanan, Joshua C Total change: 1.20 | |   |
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| 27th Annual Sands Regency - Western States Open | Reno, Nevada | USA | 2009-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2322 | 2249 | 2.50 | 5 | 0.40 | 15 | 6.00 | |
|  Sevillano, Enrico | m | | 2512 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Harmon-Vellotti, L | | | 2048 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Kudrin, Sergey | g | | 2573 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Fuentes, Romulo C | | | 2139 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Naroditsky, Daniel | f | | 2339 | USA | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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) | | | | London Chess Classic Open | London | ENG | 2009-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2249 | 5.00 | 9 | -0.32 | 15 | -4.80 | |
| | Cork, David J | | | 1882 | ENG | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Hammer, Jon Ludvig | g | | 2588 | NOR | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Healey, Michael W | | | 2058 | ENG | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Phillips, Owen S | | | 2003 | ENG | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Bennion, David | | | 2025 | WLS | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Krawczyk, Andrzej | | | 2152 | POL | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Ferguson, Mark | m | | 2410 | ENG | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Seymour, Timothy P | | | 2041 | ENG | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Berzinsh, Roland | m | | 2424 | LAT | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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