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Individual Calculations September 2023 |
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| Khachatryan, Nune Total change: 58.80 | |   |
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| 10th Annual Potomac Open - U2200 | Rockville, MD | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1571 | 2.00 | 5 | 1.06 | 40 | 42.40 | |
|  Tyrrell, Benjamin | | | 1716 | USA | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Yagiz, Bora | | | 1808 | TUR | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Chandi, Ishnoor Singh | | | 1870 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Yakubov, Mardon | | | 2071 | UZB | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Srinivasan, Arjun | | | 1771 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | 31st annual Southern Open - U2100 | Orlando, FL | USA | 2023-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1571 | 0.50 | 1 | 0.41 | 40 | 16.40 | |
| | Markovic, Goran | | | 1960 | USA | 0.50 | 1 | 0.41 | 40 | 16.40 | |
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) | | |
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