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Individual Calculations January 2018 |
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| Zhang, Jikai Total change: 80.80 | |   |
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| 2017 RA December Open | Ottawa | CAN | 2017-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 1992 | 4.00 | 5 | 2.02 | 40 | 80.80 | |
|  Simic, Dusan | | | 2115 | SRB | 1.00 | 1 | 0.67 | 40 | 26.80 | |  Demchenko, Svitlana | | wf | 2081 | CAN | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Adriaanse, Adam | | | 1996 | CAN | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Yang, Fan | | | 1948 | CAN | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Gordon, David | c | | 2216 | CAN | 0.50 | 1 | 0.28 | 40 | 11.20 | |
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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