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Individual Calculations February 2018 |
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| Siamon, David Total change: 28.80 | |   |
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| 10th Annual Chesapeake Open - U2200 | Rockville, Maryland | USA | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1860 | 1912 | 3.00 | 4 | 0.72 | 40 | 28.80 | |
|  Xu, Arthur | c | | 1852 | USA | 1.00 | 1 | 0.42 | 40 | 16.80 | |  Chiu, Isaac | | | 2001 | USA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Berkley, Darrin | | | 1764 | USA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Fishbein, Mitch | | | 1823 | USA | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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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