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Individual Calculations April 2009 |
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| Grachev, Boris Total change: -2.60 | |   |
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| Moscow open 2009 A | Moscow | RUS | 2009-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2453 | 2655 | 5.50 | 9 | -1.30 | 10 | -13.00 | |
|  Zubarev, Alexander | g | | 2566 | UKR | 1.00 | 1 | 0.38 | 10 | 3.80 | |  Biryukov, Dmitriy | f | | 2357 | RUS | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Papin, Vasily | m | | 2456 | RUS | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Ipatov, Alexander | m | | 2493 | ESP | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Gochelashvili, David | m | | 2447 | RUS | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Gubajdullin, Alexei | f | | 2454 | RUS | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Yuferov, Sergey N | m | | 2392 | RUS | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Borisenko, Andrei | | | 2415 | RUS | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Krapivin, Alexander | g | | 2501 | RUS | 0.50 | 1 | -0.21 | 10 | -2.10 | |
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) | | | | Aeroflot open A1 | Moscow | RUS | 2009-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2615 | 2655 | 5.00 | 9 | 0.01 | 10 | 0.10 | |
| | Chadaev, Nikolai | m | | 2568 | RUS | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Bartel, Mateusz | g | | 2594 | POL | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Vaganian, Rafael A | g | | 2596 | ARM | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Naiditsch, Arkadij | g | | 2693 | GER | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Mamedyarov, Shakhriyar | g | | 2724 | AZE | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Potkin, Vladimir | g | | 2613 | RUS | 0.00 | 1 | -0.56 | 10 | -5.60 | | | Andriasian, Zaven | g | | 2564 | ARM | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Sjugirov, Sanan | g | | 2562 | RUS | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Akobian, Varuzhan | g | | 2620 | USA | 1.00 | 1 | 0.45 | 10 | 4.50 | |
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) | | | | 10th individual European chess championship | Budva | MNE | 2009-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2551 | 2655 | 8.00 | 11 | 1.03 | 10 | 10.30 | |
| | Durarbeyli, Vasif | m | | 2439 | AZE | 0.00 | 1 | -0.78 | 10 | -7.80 | | | Vujic, Mihailo | f | | 2321 | SRB | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Dembo, Yelena | m | wg | 2456 | GRE | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Evdokimov, Alexander A | g | | 2545 | RUS | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Romanov, Evgeny | g | | 2576 | RUS | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Bartel, Mateusz | g | | 2594 | POL | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Hillarp Persson, Tiger | g | | 2586 | SWE | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Meier, Georg | g | | 2608 | GER | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Navara, David | g | | 2638 | CZE | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Aleksandrov, Aleksej | g | | 2636 | BLR | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Tomashevsky, Evgeny | g | | 2664 | 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) | | |
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