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Individual Calculations November 2019 |
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| Grigorov, Petar Total change: -24.80 | |   |
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| 1st International Children Chess Festival IVIS Gambit B | Sofia | BUL | 2019-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1200 | 1021 | 0.50 | 4 | -0.62 | 40 | -24.80 | |
|  Tsolov, Aleksandar | | | 1227 | BUL | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Dimitrov, Dimitar Hr. | | | 1336 | BUL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Popzafirov, Vasil | | | 1150 | BUL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Angelov, Maximilian | | | 1086 | BUL | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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