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Individual Calculations August 2017 |
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| Stevens, Matthew J Total change: -31.20 | |   |
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| 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2103 | 2.50 | 8 | -1.75 | 40 | -70.00 | |
|  Shetty, Atulya | m | | 2422 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Sadorra, Julio Catalino | g | | 2503 * | PHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lozano, Jesse | | | 2024 | USA | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Obili, Abhishek | | | 2017 | USA | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Zhang, Derek | | | 2040 | USA | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Wongso, Steve | | | 1703 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dong, Alice | | | 1970 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Li, Dennis F | | | 2017 | USA | 0.00 | 1 | -0.62 | 40 | -24.80 | | | * 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) | | | | 10th Annual Chicago Class | Wheeling, Illinois | USA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2173 | 2103 | 3.00 | 5 | 0.97 | 40 | 38.80 | |
| | Grabinsky, Aaron | | | 2367 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Narayanan, Rishi T | | | 1840 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Aripov, Iskandar | | | 2225 | UZB | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Posthuma, Joshua G | | | 2256 | USA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Arjun, Vishnuvardhan | m | | 2175 | IND | 1.00 | 1 | 0.60 | 40 | 24.00 | |
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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