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Individual Calculations September 2017 |
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| Nguyen, Tan Total change: -10.00 | |   |
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| 7th Annual Potomac Open - U2300 | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1971 | 0.00 | 1 | -0.69 | 40 | -27.60 | |
|  Tahmassebi, Bijan | | | 1832 | USA | 0.00 | 1 | -0.69 | 40 | -27.60 | |
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) | | | | 6th Annual Washington International - Masters | Rockville, Maryland | USA | 2017-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2273 | 2106 | 3.00 | 9 | 0.44 | 40 | 17.60 | |
|  Mulyar, Michael A | m | | 2393 | USA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Kaufman, Larry C | g | | 2270 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Li, Zhaozhi | f | | 2336 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Yu, Jennifer R | f | wm | 2279 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Colas, Joshua | f | | 2273 | USA | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Niemann, Hans | f | | 2254 | USA | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Shen, Christopher Y | c | | 2167 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Zheng, Andrew | | | 2259 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Kretchetov, Alexandre | f | | 2223 | RUS | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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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