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Individual Calculations March 2011 |
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| Matlin, Anna R Total change: 17.10 | |   |
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| 29th Annual Empire City Open | New York, New York | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 1925 | 2.00 | 4 | 0.96 | 15 | 14.40 | |
|  Fikiet, Alex M | | | 2217 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | |  Tom, George | | | 2030 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Wang, Eigen | | | 2136 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Finney, Stuart S | | | 2076 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | 43rd Annual Liberty Bell - U2300 Section | Philadelphia, Pennsylvania | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1961 | 1930 | 2.00 | 4 | 0.18 | 15 | 2.70 | |
| | Sells, Philip G | | | 1893 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Lucente, Mike | | | 2044 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Moorthy, Srinivas | | | 1913 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Margiotta, Jason J | | | 1992 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | |
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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