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Individual Calculations February 2023 |
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| Teitelman, Aiden Total change: 2.00 | |   |
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| 11th annual Boston Chess Congress - U2100 Section | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1795 | 1.50 | 4 | -0.65 | 40 | -26.00 | |
|  Chu, Xiaoman | | | 1811 | CHN | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Uwakwe, Michael | | | 1798 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | |  Cao, Frank Zhongtian | | | 1528 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Farrell, John F | | | 1908 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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) | | | | 55th annual Liberty Bell Open - U2100 | Philadelphia, PA | USA | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 1795 | 4.00 | 6 | 0.70 | 40 | 28.00 | |
| | Nolan, Gregory Matthew | | | 1817 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Nagrocki, Marek A | | | 1695 | USA | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Cherukuri, Devesh | | | 1509 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Hill, Leroy | | | 1874 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Qian, Bobby | | | 1800 | USA | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Camejo, Mauricio | | | 1813 | COL | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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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