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Individual Calculations December 2021 |
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| Lundin, Jan Total change: 18.60 | |   |
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| M.Chigorin Memorial 2021 | St. Petersburg | RUS | 2021-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 2164 | 5.50 | 9 | 1.01 | 20 | 20.20 | |
|  Etingof, Yury | | | 1764 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kulnev, Aleksandr | | | 1764 * | RUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shubin, Kirill | m | | 2463 | RUS | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Danilova, Rada | | wc | 2032 | RUS | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Faizrakhmanov, Ramil | m | | 2483 | RUS | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Suleymenov, Alisher | m | | 2443 | KAZ | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Yakimenko, Alexander A. | | | 2059 | RUS | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Karmanova, Olga Dm. | | wf | 2001 | RUS | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Ibrahimli, Murad | m | | 2435 | AZE | 0.00 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | | | Hasselbacken Chess Open 2021 Lang | Stockholm | SWE | 2021-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 2164 | 2.50 | 4 | -1.03 | 20 | -20.60 | |
| | Arbeus, Carl-Johan | | | 1764 * | SWE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Granath, Jonas | | | 1811 | SWE | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Wiklund, Johan | | | 1920 | SWE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Lacko, Sandro | | | 1764 * | SWE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | Third Saturday Mix 225 Open A | Novi Sad | SRB | 2021-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2216 | 2164 | 4.00 | 7 | 0.95 | 20 | 19.00 | |
| | Sturt, Raven | m | | 2462 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Pantovic, Dragan M | | | 2074 | SRB | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Lalic, Nikola | | | 1787 | SRB | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Yermolinsky, Alex | g | | 2490 | USA | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Maltsevskaya, Aleksandra | m | wg | 2411 | RUS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Lu, Miaoyi | | | 2241 | CHN | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Tulchynskyi, Feliks | | | 2046 | UKR | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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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