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Individual Calculations November 2023 |
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| Qiao, Richardson Jingsi Total change: -41.20 | |   |
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| 12th annual Hartford Open - U2100 | Windsor Locks, CT | USA | 2023-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1615 | 0.50 | 3 | -1.44 | 40 | -57.60 | |
|  Kogan, Mark Leo | | | 1510 | USA | 0.50 | 1 | -0.14 | 40 | -5.60 | |  Ma, Mr. Dylan | | | 1473 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | You, Eden | | | 1536 | USA | 0.00 | 1 | -0.61 | 40 | -24.40 | |
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) | | | | 27th annual Eastern Chess Congress - U2100 | Princeton, NJ | USA | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1615 | 2.00 | 3 | 0.41 | 40 | 16.40 | |
| | Cao, Frank Zhongtian | | | 1536 | USA | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Goodman, Michael K | | | 1631 | USA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Wakida, Ken | | | 1618 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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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