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Individual Calculations January 2014 |
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| Kostovetsky, Daniel Total change: 7.95 | |   |
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| 44th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2013-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1921 | 2.50 | 5 | 0.50 | 15 | 7.50 | |
|  Foisor, Sabina-Francesca | | wg | 2252 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | |  Dong, Alice | | | 1893 | USA | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Burke, John Michael | | | 2033 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Ming, Wenyang | | | 1754 | CAN | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Balakrishnan, Praveen | | | 2099 | USA | 0.50 | 1 | 0.23 | 15 | 3.45 | |
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) | | | | 97th Annual Marshall Chess Club Championship | New York, New York | USA | 2013-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2059 | 1921 | 2.00 | 6 | 0.03 | 15 | 0.45 | |
| | Der Manuelian, Haik | | | 2039 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Pressman, Leif A | f | | 2244 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Berg, George P | | | 2048 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Zats, Yefrem | | | 2062 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Podavonov, Alisher | | | 2139 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Onyango, Adia | | | 1821 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | |
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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