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Individual Calculations October 2019 |
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| Rorrer, Grayson Total change: 55.60 | |   |
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| 85th Annual Southwest Open - U2300 | Irving, Texas | USA | 2019-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1845 | 1730 | 4.00 | 7 | 1.53 | 40 | 61.20 | |
|  Liu, Eric | | | 1390 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Oberoi, Shelev | | | 2055 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Eliezer, Segev | | | 1783 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Beatrez, Patrick | | | 1779 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Nguyen, Duy Minh | | | 1966 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Lozano, Jesse | | | 2013 | USA | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Zeng, Sheena | | wc | 1928 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | |
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) | | | | 2019 DCC FIDE Open X | Richardson, Texas | USA | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1626 | 1742 | 3.00 | 5 | -0.14 | 40 | -5.60 | |
| | Stacey, Adrian | | | 1342 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Li, Rachael | | | 1911 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Kirumaki, Ashok S | | | 1650 | USA | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Deviprasath, Sharvesh | | | 1458 | USA | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Rose, Samuel | | | 1767 | USA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | * 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) | | |
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