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Individual Calculations November 2021 |
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| Chen, Megan Total change: 3.20 | |   |
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| 2021 Michigan Bottom Half Class Championships | Ann Arbor, Michigan | USA | 2021-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1684 | 1590 | 0.50 | 3 | -0.72 | 20 | -14.40 | |
|  Tan, Ralph | | | 1973 | USA | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Jiang, Leyou | | | 1633 | USA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Anand, Rajesh | | | 1445 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | |
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) | | | | 29th Annual Midwest Class Championships - 1800-2099 | Wheeling, Illinois | USA | 2021-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1666 | 1590 | 2.50 | 4 | 0.88 | 20 | 17.60 | |
| | Barretto, Ryan Sanjay | | | 1860 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Shetty, Anshul P | | | 1706 | USA | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Sax, Robert D | | | 1459 | USA | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Juric, Zvonko | | | 1639 | USA | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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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