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Individual Calculations December 2015 |
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| Tang, Andrew Total change: -18.00 | |   |
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| 2015 Dallas Open | Richardson, Texas | USA | 2015-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1505 | 0.50 | 4 | -0.38 | 40 | -15.20 | |
|  Vaidya, Atreya | | | 1820 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Xie, Tianming | | | 1905 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kaniyar, Utkarsh | | | 1534 | USA | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Prabu, Advaith | | | 1741 | USA | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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) | | | | 2015 US Class Championship - Expert | Houston, Texas | USA | 2015-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1505 | 1.00 | 4 | -0.07 | 40 | -2.80 | |
| | Tamkan, Ekrem | | | 1880 | TUR | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Allen, Jonathan F | | | 1731 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Yu, Ray | | | 1645 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Tsuei, Kai | | | 1533 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | |
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