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Rapid:
Individual Calculations January 2019 |
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| Spiga, Mattia Total change: -8.40 | |   |
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| OP 5 SOGNANDO NATALE - U16 | CAGLIARI | ITA | 2018-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1266 | 1115 | 0.50 | 3 | -0.42 | 20 | -8.40 | |
|  Massidda, Silvia | | | 1337 | ITA | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Aprile, Matteo | | | 1312 | ITA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Bacciu, Beatrice | | | 1149 | ITA | 0.50 | 1 | 0.05 | 20 | 1.00 | |
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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