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Individual Calculations March 2010 |
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| Winter, Curtis A Total change: -0.20 | |   |
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| 36th Annual Eastern Open | Washington DC | USA | 2009-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 1905 | 1.50 | 6 | -0.17 | 25 | -4.25 | |
|  Sherman, David | | | 2121 | USA | 0.00 | 1 | -0.22 | 25 | -5.50 | |  Tuhrim, Richard J | | | 2044 | USA | 0.50 | 1 | 0.19 | 25 | 4.75 | | | De Fotis, Gary C | | | 2103 | USA | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Marshall, Abby | | wf | 2176 | USA | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Ding, Andrew | | | 2048 | USA | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Karamsetty, Jeevan | | | 1962 | USA | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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) | | | NOTE: K factor changed | | 42nd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2010-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 1903 | 1.50 | 6 | 0.35 | 15 | 5.25 | |
| | Terrie, Henry L | | | 2078 | USA | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Melekhina, Alisa | | wm | 2262 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Finn, Sean N | | | 2180 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Gershenov, Ben | | | 2047 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Katz, Michael S | | | 2221 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Wu, Christopher | | | 2180 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | |
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) | | | NOTE: K factor changed | | 2010 Marchand Open - 32nd Annual | Rochester, New York | USA | 2010-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2303 | 1903 | 0.00 | 1 | -0.08 | 15 | -1.20 | |
| | Ravichandran, Sidd | | | 2303 * | IND | 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) | | |
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