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Rapid:
Individual Calculations October 2017 |
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| Cheng, Justin Hong-Chen Total change: 21.60 | |   |
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| 3rd Hong Kong National Open and Junior Rapid 2017 U10 | Hong Kong | HKG | 2017-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1396 | 1290 | 2.50 | 4 | 1.08 | 20 | 21.60 | |
|  Dai, Andrew Sicheng | | | 1431 | HKG | 1.00 | 1 | 0.69 | 20 | 13.80 | |  Peramunetilleke, Seth | | | 1331 | HKG | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Bao, Jin Wen | c | | 1389 | HKG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Kong, Steven Chun-Shing | | | 1432 | HKG | 1.00 | 1 | 0.69 | 20 | 13.80 | |
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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