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Individual Calculations February 2018 |
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| Ke, Ivan Total change: 35.20 | |   |
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| 27th Annual North American Open | Las Vegas, Nevada | USA | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2247 | 2201 | 4.50 | 9 | 0.43 | 40 | 17.20 | |
|  Ghaem Maghami, Ehsan | g | | 2549 | IRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Weeramantry, Sunil | f | | 2029 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Corrales Jimenez, Fidel | g | | 2512 | USA | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Kiewra, Keaton | m | | 2382 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Zhu, Jack | | | 2380 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Dukic, Zachary | | | 2004 | CAN | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Narayanan, Samrug | | | 2036 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Kretchetov, Alexandre | f | | 2264 | RUS | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Wang, Jason | c | | 2064 | USA | 0.50 | 1 | -0.18 | 40 | -7.20 | |
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) | | | | 9th Annual Golden State Open | Concord, California | USA | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2207 | 3.50 | 6 | 0.45 | 40 | 18.00 | |
| | Sartorio, William | | | 1807 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kolay, Alex | | | 2034 | USA | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Murugappan, Ganesh | | | 2065 | USA | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Harmon-Vellotti, Luke | m | | 2468 | USA | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Wheeler, Cameron | m | | 2392 | USA | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Zhu, Jack | | | 2384 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | * 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) | | |
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