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Individual Calculations November 2009 |
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| Kraai, Jesse Total change: -16.70 | |   |
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| 31st Annual Southern California Open | San Diego, California | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2318 | 2527 | 3.00 | 4 | 0.03 | 10 | 0.30 | |
|  Kavutskiy, Konstantin | | | 2127 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Porter, Ryan W | f | | 2269 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Sevillano, Enrico | m | | 2512 | USA | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Kretchetov, Alexandre | f | | 2365 | RUS | 0.50 | 1 | -0.21 | 10 | -2.10 | | | * 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) | | | | Unive Open | Hoogeveen | NED | 2009-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2329 | 2527 | 5.00 | 9 | -1.70 | 10 | -17.00 | |
| | Admiraal, Miguoel | | | 2194 | NED | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Clemens, Adrian | f | | 2264 | NED | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Slingerland, Fred | m | | 2395 | NED | 0.00 | 1 | -0.68 | 10 | -6.80 | | | Van Oosterom, Chiel | m | | 2386 | NED | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Hulshof, Peter | | | 2216 | NED | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Vul, Arkadi Eremeevich | g | | 2309 | RUS | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Bezemer, Arno | f | | 2364 | NED | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Afek, Yochanan | m | | 2303 | ISR | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Ulibin, Mikhail | g | | 2533 | RUS | 0.00 | 1 | -0.49 | 10 | -4.90 | |
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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