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Individual Calculations July 2010 |
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| Sturt, Raven M Total change: 4.80 | |   |
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| Marshall CC FIDE Thursdays | New York, NY | USA | 2010-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2131 | 2168 | 3.50 | 5 | 0.75 | 15 | 11.25 | |
|  Waxman, Marian | | | 2045 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | |  Treger, Yefim | | | 2230 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Hoffmann, Asa | f | | 2279 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Berg, George P | | | 2099 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Frumkin, Edward A | | | 2002 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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) | | | | New York May Open | New York, New York | USA | 2010-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2168 | 2.00 | 3 | 0.68 | 15 | 10.20 | |
| | Treger, Yefim | | | 2230 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Paragua, Mark C | g | | 2497 | PHI | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Robinson, Darrian | | | 1939 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | |
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) | | | | 3rd Ney York International | New York, New York | USA | 2010-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2168 | 2.50 | 7 | -1.11 | 15 | -16.65 | |
| | Molner, Mackenize | | | 2439 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Ganguly, Surya S | g | | 2568 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Weiner, Zachary J | | | 1973 | USA | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Tom, George | | | 2055 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Kats, Alena | | | 2041 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Margiotta, Jason J | | | 1999 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Leve, Nitai D | | | 2117 | USA | 0.50 | 1 | -0.07 | 15 | -1.05 | | | * 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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