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Individual Calculations October 2018 |
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| Mbonu, David Total change: 14.20 | |   |
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| 4th Annual American Chess Promotions Open | Chamblee, Georgia | USA | 2018-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 2039 | 3.00 | 4 | 0.71 | 20 | 14.20 | |
|  Mishra, Prateek | c | | 2068 | USA | 0.50 | 1 | 0.04 | 20 | 0.80 | |  Rutten, Alexander | | | 1947 | NED | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Parker, Anthony | | | 2043 | USA | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Nastasio, Davide | | | 1878 | USA | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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