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Individual Calculations April 2013 |
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| Barsky, Sam Alex Total change: -21.90 | |   |
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| 7th Annual Long Island Open | Ronkonkoma, New York | USA | 2013-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 2022 | 0.00 | 2 | -0.92 | 15 | -13.80 | |
|  Treger, Yefim | | | 2176 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Frumkin, Edward A | | | 1927 | USA | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | 2013 MCC March Grand Prix | New York, New York | USA | 2013-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 2022 | 0.00 | 2 | -0.54 | 15 | -8.10 | |
|  Allicock, Rawle A | f | | 2306 | ENG | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Caveney, Geoffrey | | | 2108 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | |
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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