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Individual Calculations February 2017 |
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| Erenburg, Sergey Total change: -4.40 | |   |
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| 43rd Annual Eastern Open | Bethesda, Maryland | USA | 2016-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2273 | 2569 | 3.00 | 5 | -1.09 | 10 | -10.90 | |
|  Wang, Jason | | | 2169 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Dougherty, Michael | f | | 2180 | CAN | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Yip, Carissa | | wf | 2169 * | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | Samuelson, Andrew | | | 2265 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Lenderman, Aleksandr | g | | 2581 | USA | 0.00 | 1 | -0.48 | 10 | -4.80 | | | * 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) | | | | 49th Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2017-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2402 | 2570 | 5.50 | 7 | 0.65 | 10 | 6.50 | |
| | Li, Beilin | | | 2170 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Shtivelband, Richard | | | 2170 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Smith, Bryan G | g | | 2423 | USA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Shetty, Atulya | m | | 2423 | USA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Lenderman, Aleksandr | g | | 2573 | USA | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Burke, John Michael | m | | 2494 | USA | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Li, Ruifeng | m | | 2564 | USA | 0.50 | 1 | -0.01 | 10 | -0.10 | | | * 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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