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Individual Calculations May 2010 |
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| Gorman, Dov Total change: 31.95 | |   |
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| 42nd Annual Virginia Open | McLean, Virginia | USA | 2010-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2205 | 2266 | 1.50 | 3 | -0.24 | 15 | -3.60 | |
|  Leach, Daniel F | | | 2127 | USA | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Li, Darwin | | | 2082 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | |  Kaufman, Lawrence | g | | 2406 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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 |
| 2292 | 2266 | 5.50 | 9 | 1.28 | 15 | 19.20 | |
| | Kats, Alena | | | 2013 | USA | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Friedel, Joshua Ed | g | | 2543 | USA | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Ivanov, Alexander | g | | 2534 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Weiss, Seggev | | | 2053 | ISR | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Gershenov, Ben | | | 2077 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Kamat, Amar M | | | 2159 | IND | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Kekelidze, Mikheil | g | | 2430 | GEO | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Bartell, Thomas | f | | 2376 | USA | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Simutowe, Amon S | g | | 2444 | ZAM | 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) | | | | 50th Maryland Open | Rockville, Maryland | USA | 2010-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2306 | 2266 | 2.00 | 2 | 1.09 | 15 | 16.35 | |
| | Leach, Daniel F | | | 2127 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Smith, Bryan G | m | | 2484 | USA | 1.00 | 1 | 0.78 | 15 | 11.70 | |
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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