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Individual Calculations December 2015 |
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| Chireykina, Natalia Total change: -8.60 | |   |
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| World Senior Female Championship 2015 - over 50 | Acqui Terme | ITA | 2015-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1901 | 3.00 | 8 | -0.43 | 20 | -8.60 | |
|  Bogumil, Tatiana | | wf | 2128 | RUS | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Schulz, Petra | | wf | 2094 | GER | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Sazonova, Elena N. | | wm | 2097 | RUS | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Arginbayeva, Maryana | | | 1501 * | KAZ | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mednikova, Svetlana | | wg | 2179 | RUS | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Sand, Rosemarie | | | 1730 | GER | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Baliuniene, Margarita | | | 1834 | DEN | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Kierzek, Mira | | wf | 2043 | GER | 1.00 | 1 | 0.69 | 20 | 13.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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