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Rapid:
Individual Calculations July 2022 |
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| Li, Joy Ching Total change: 42.80 | |   |
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| HONG KONG Charity Chess Rapid Open 2022 - Open | Hong Kong | HKG | 2022-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1209 | 3.50 | 5 | 2.52 | 20 | 50.40 | |
|  Han, Xuqian Ben | | | 1422 | HKG | 1.00 | 1 | 0.77 | 20 | 15.40 | |  Li, Yiheng | | | 1413 | HKG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Masters, Christopher | | | 1805 | HKG | 0.50 | 1 | 0.48 | 20 | 9.60 | | | Kao, Jamison Edrich | | | 1419 | HKG | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Cheng, Justin Hong-Chen | | | 1394 | HKG | 1.00 | 1 | 0.74 | 20 | 14.80 | |
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) | | | | Baby Justin Lam Father's Day Rapid Challenge 2022 | Hong Kong | HKG | 2022-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1209 | 0.50 | 5 | -0.38 | 20 | -7.60 | |
| | Wen, Yipeng | | | 1510 | HKG | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Tai, Tak Yu | | | 1329 | HKG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Chan, Wang Ip Boris | | | 1480 | HKG | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Tsang, Lok Ching | | | 1444 | HKG | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Pang, Yui Kuen | c | | 1887 | HKG | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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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