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Individual Calculations February 2013 |
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| Zheng, Andrew Total change: 33.90 | |   |
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| 5th Annual Chesapeake Open | Gaithersburg, Maryland | USA | 2013-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 1997 | 2.50 | 4 | 1.13 | 30 | 33.90 | |
|  Bryant, Todd | | | 2088 | USA | 0.50 | 1 | 0.12 | 30 | 3.60 | |  Yu, Jennifer R | | | 1830 | USA | 1.00 | 1 | 0.28 | 30 | 8.40 | | | Barnett, Alex | | | 2243 | USA | 1.00 | 1 | 0.81 | 30 | 24.30 | | | Enkhbat, Tegshsuren | m | | 2397 * | USA | 0.00 | 1 | -0.08 | 30 | -2.40 | | | * 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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