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Individual Calculations September 2018 |
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| Colas, Joshua Total change: -43.60 | |   |
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| 17th Annual Manhattan Open | New York, New York | USA | 2018-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2362 | 3.00 | 4 | 0.05 | 20 | 1.00 | |
|  Gelman, Geoffrey | | | 2217 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |  Zeltsan, Joseph | | | 2180 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Khodzhamkuliev, Bahadur | | | 2208 | RUS | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Nakada, Akira | c | | 2110 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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) | | | | 7th Annual Washington International - Masters | Rockville, Maryland | USA | 2018-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2224 | 2362 | 2.50 | 7 | -2.23 | 20 | -44.60 | |
| | Stukopin, Andrey | g | | 2598 | RUS | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kretchetov, Alexandre | f | | 2192 | RUS | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Huang, Andy | | | 2119 | USA | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Song, Guannan | f | | 2104 | CAN | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Adamson, Robby | f | | 2210 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Homa, Seth | f | | 2213 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Zheng, Andrew | | | 2133 | USA | 0.00 | 1 | -0.79 | 20 | -15.80 | |
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) | | |
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