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Individual Calculations May 2010 |
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| Pinkerton, James C Total change: 45.00 | |   |
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| 40th Annual World Amateur Team & US Tean East | Parsippany, New Jersey | USA | 2010-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2013 | 0.00 | 2 | -0.51 | 15 | -7.65 | |
|  Times, Lawyer | | | 2062 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Lenderman, Aleksandr | m | | 2413 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Philadelphia Open | Philadelphia, Pennsylvania | USA | 2010-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2009 | 5.00 | 9 | 3.51 | 15 | 52.65 | |
| | Zenyuk, Iryna | c | wm | 2263 | USA | 1.00 | 1 | 0.81 | 15 | 12.15 | |  Uesugi, Shinsaku | f | | 2323 | JPN | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Langer, Michael | f | | 2282 | USA | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Markzon, Gregory | f | | 2218 | USA | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Figler, Ilye | f | | 2297 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Betaneli, Alex | f | | 2297 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Melekhina, Alisa | | wm | 2271 | USA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Bonin, Jay R | m | | 2334 | USA | 1.00 | 1 | 0.87 | 15 | 13.05 | | | Young, Angelo | m | | 2334 | PHI | 0.00 | 1 | -0.13 | 15 | -1.95 | |
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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