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Individual Calculations July 2023 |
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| Tsogtsaikhan, Saikhanchimeg Total change: -42.80 | |   |
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| 32nd annual Chicago Open - U2100 Section | Wheeling, IL | USA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1989 | 3.00 | 4 | -0.47 | 20 | -9.40 | |
|  Shen, Newman | | | 1737 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | |  Sun, Sophia | | | 1589 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bayless, Anthony W | | | 1696 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Singi, Advay | | | 1638 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2023 U.S. Women's Open | Las Vegas, NV | USA | 2023-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1989 | 4.00 | 5 | -0.41 | 20 | -8.20 | |
| | Liang, Candice | | | 1361 | USA | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Xiao, Marina | | | 1477 | USA | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Pham, Linda | | | 1589 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yu, Avery | | | 1837 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Zhou, Zijun | | | 1701 | CHN | 0.00 | 1 | -0.84 | 20 | -16.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2023 National Open - Under 2100 | Las Vegas, NV | USA | 2023-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1989 | 0.50 | 2 | -1.26 | 20 | -25.20 | |
| | Kostrub, Anders | | | 1589 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Damaraju, Arjun | | | 1710 | USA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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