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Individual Calculations July 2009 |
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| Gelfand, Boris Total change: 22.20 | |   |
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| 1. Bundesliga | several | AUT | 2008-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2573 | 2719 | 7.00 | 8 | 1.49 | 10 | 14.90 | |
|  Nakamura, Hikaru | g | | 2704 | USA | 1.00 | 1 | 0.48 | 10 | 4.80 | |  Ragger, Markus | g | | 2518 | AUT | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Neubauer, Martin | m | | 2422 | AUT | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Shengelia, Davit | g | | 2547 | GEO | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Levin, Felix | g | | 2535 | GER | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Gyimesi, Zoltan | g | | 2591 | HUN | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Miroshnichenko, Evgenij | g | | 2632 | UKR | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Gustafsson, Jan | g | | 2634 | GER | 0.50 | 1 | -0.12 | 10 | -1.20 | |
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) | | | | Israel National League 2009 | Various | ISR | 2009-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2645 | 2733 | 1.00 | 1 | 0.38 | 10 | 3.80 | |
| | Avrukh, Boris | g | | 2645 | ISR | 1.00 | 1 | 0.38 | 10 | 3.80 | |
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) | | | | 16. RUS Club Cup 2009 Premier League | Dagomys | RUS | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2733 | 2733 | 3.00 | 5 | 0.50 | 10 | 5.00 | |
| | Grischuk, Alexander | g | | 2748 | RUS | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Ivanchuk, Vassily | g | | 2746 | UKR | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Jakovenko, Dmitry | g | | 2753 | RUS | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Moiseenko, Alexander | g | | 2690 | UKR | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Svidler, Peter | g | | 2726 | RUS | 0.50 | 1 | -0.01 | 10 | -0.10 | |
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) | | | | FIDE Grand Prix. Nalchik | Nalchik | RUS | 2009-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2725 | 2733 | 6.50 | 13 | -0.15 | 10 | -1.50 | |
| | Grischuk, Alexander | g | | 2748 | RUS | 0.00 | 1 | -0.48 | 10 | -4.80 | | | Alekseev, Evgeny | g | | 2716 | RUS | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Ivanchuk, Vassily | g | | 2746 | UKR | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Bacrot, Etienne | g | | 2728 | FRA | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Svidler, Peter | g | | 2726 | RUS | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Kamsky, Gata | g | | 2720 | USA | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Eljanov, Pavel | g | | 2693 | UKR | 0.00 | 1 | -0.56 | 10 | -5.60 | | | Kasimdzhanov, Rustam | g | | 2695 | UZB | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Aronian, Levon | g | | 2754 | ARM | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Leko, Peter | g | | 2751 | HUN | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Mamedyarov, Shakhriyar | g | | 2725 | AZE | 1.00 | 1 | 0.49 | 10 | 4.90 | | | Akopian, Vladimir | g | | 2696 | ARM | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Karjakin, Sergey | g | | 2721 | UKR | 1.00 | 1 | 0.48 | 10 | 4.80 | |
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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