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Individual Calculations September 2017 |
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| Macaspac, Arthur Total change: -22.60 | |   |
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| 7th Annual Potomac Open - U2300 | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 2059 | 1.00 | 3 | -1.26 | 20 | -25.20 | |
|  Davydov, Alexander | | | 1975 | USA | 0.50 | 1 | -0.12 | 20 | -2.40 | |  Zhu, Evelyn | | | 1736 | USA | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Malcolm, Douglas | | | 1848 | USA | 0.50 | 1 | -0.27 | 20 | -5.40 | |
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) | | | | 6th Annual Washington International - Masters | Rockville, Maryland | USA | 2017-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2034 | 3.00 | 9 | 0.13 | 20 | 2.60 | |
| | Brodsky, David | m | | 2382 | USA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Zheng, Andrew | | | 2259 | USA | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Li, Ben | f | | 2305 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Zimmer, Ralph | f | | 2219 | USA | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Aripov, Iskandar | | | 2203 | UZB | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Titus, Andrew | | | 2131 | USA | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Mujumdar, Sameer Suhas | | | 2094 | USA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Yang, Qindong | | | 2013 | CHN | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Savage, Allan G | f | | 2029 | USA | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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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