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Individual Calculations September 2009 |
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| Kovchan, Alexander Total change: 23.30 | |   |
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| "Alushta Summer Open - 2009" | Alushta | UKR | 2009-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2299 | 2543 | 8.50 | 9 | 1.39 | 10 | 13.90 | |
|  Shangarayeva, Daiana | | | 2193 | KAZ | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Umudova, Nargiz | | wm | 2224 | AZE | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Tolstikh, Nikolay | m | | 2374 | RUS | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Mammadov, Zaur Fazahir Oglu | | | 2193 | AZE | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Andreev, Eduard | g | | 2458 | UKR | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Shtyrenkov, Veniamen | g | | 2380 | RUS | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Iljin, Timofey | m | | 2416 | UKR | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Birjukov, Sergey | f | | 2260 | RUS | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Khudyakov, Alexander | f | | 2193 | RUS | 1.00 | 1 | 0.11 | 10 | 1.10 | |
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) | | | | ZMD Open | Dresden | GER | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2554 | 7.50 | 9 | 0.94 | 10 | 9.40 | |
| | Levin, Yevgeny | | | 2154 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Weigelt, Thomas | | | 2154 * | GER | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bluebaum, Matthias | | | 2154 * | GER | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Schatz, Christian | c | | 2179 | GER | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Ohme, Melanie | | wm | 2302 | GER | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Kempinski, Robert | g | | 2601 | POL | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Horvath, Peter | g | | 2439 | HUN | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Ghaem Maghami, Ehsan | g | | 2589 | IRI | 1.00 | 1 | 0.55 | 10 | 5.50 | | | Arutinian, David | g | | 2526 | GEO | 0.50 | 1 | -0.04 | 10 | -0.40 | | | * 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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