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Individual Calculations May 2011 |
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| Nikolayev, Igor A Total change: 28.95 | |   |
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| 33rd Annual Marchand Open | Rochester, New York | USA | 2011-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2289 | 1.00 | 3 | -0.27 | 15 | -4.05 | |
|  Visveswaran, Siva | | | 2024 | USA | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Kekelidze, Mikheil | g | | 2460 | GEO | 0.50 | 1 | 0.23 | 15 | 3.45 | |  Paragua, Mark C | g | | 2547 | PHI | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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) | | | | 12th Pittsburgh Open | Pittsburgh, Pennsylvania | USA | 2011-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2319 | 2289 | 3.00 | 4 | 1.07 | 15 | 16.05 | |
| | Hughes, John L | | | 2057 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Onischuk, Alexander | g | | 2678 | USA | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Feliachi, Nabil | | | 2253 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Boor, Carl Brandon | f | | 2287 | USA | 1.00 | 1 | 0.50 | 15 | 7.50 | |
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) | | | | Bad Ragazer Osteropen 2011 | Bad Ragaz | SUI | 2011-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2126 | 2289 | 6.00 | 7 | 1.13 | 15 | 16.95 | |
| | Studer, Kurt | | | 1889 * | LIE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Djalalova, Nigora | | | 2019 | UZB | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Kock, Hans-Uwe | f | | 2072 | LIE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Vulevic, Vjekoslav | f | | 2304 | MNE | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Zier, Oliver | | | 2147 | LIE | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Perman, Sergey | | | 2169 | GER | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Froewis, Georg | | | 2284 | AUT | 1.00 | 1 | 0.49 | 15 | 7.35 | | | * 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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