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Blitz:
Individual Calculations January 2020 |
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| Grinberg, Iosif P. Total change: 4.60 | |   |
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| St. Petersburg Seniors Blitz Championship 2019 | St. Petersburg | RUS | 2019-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 2062 | 6.50 | 9 | 0.23 | 20 | 4.60 | |
|  Elkin, Lev | | | 1779 | RUS | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Korolikhin, Valentin | | | 1743 | RUS | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Semenov, Vladimir A. | | | 1922 | RUS | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Dubinsky, Alexander | | | 1692 | RUS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Mazhnikov, Viktor | | | 1662 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ivanova, Tatiana | | | 1984 | RUS | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Karasev, Vladimir I | m | | 2330 | RUS | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Cherkasov, Ivan | | | 1854 | RUS | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Khadzhiev, Valery | | | 2064 | RUS | 0.50 | 1 | 0.00 | 20 | 0.00 | | | * 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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