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Individual Calculations November 2015 |
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| Petersons, Ojars Total change: 10.80 | |   |
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| 41st Guernsey International Chess Festival Open | Guernsey | GCI | 2015-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1827 | 3.00 | 7 | 0.54 | 20 | 10.80 | |
|  Havenaar, Jan | | | 2016 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Kirby, Peter J. | c | | 1977 | GCI | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Van Ginkel, Henk | | | 1906 | NED | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Cummins, J | | | 1823 | GCI | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Bakker, Joop | | | 1899 | NED | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Dijksterhuis, Rolf | | | 2006 | NED | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Phillips, Owen S | | | 1947 | ENG | 1.00 | 1 | 0.66 | 20 | 13.20 | |
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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