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Individual Calculations November 2021 |
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| O`byrne, Daniel Total change: 9.40 | |   |
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| 31th NATO Chess Championships | Blankenberge | BEL | 2021-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1669 | 1.50 | 5 | 0.47 | 20 | 9.40 | |
|  Balmaceda, Enrico | | | 1976 | USA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Nielsen, Jan Mose | | | 1981 | DEN | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Dowd, Patrick | | | 1897 | USA | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Van Den Heuvel, Tonnie | | | 1841 | NED | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Slaidins, Janis | | | 1843 | LAT | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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