Individual Calculations February 2018 |
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Zhu, Jack Total change: 1.30 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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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 |
2291 | 2380 | 5.50 | 9 | 0.07 | 10 | 0.70 | |
| Kolay, Alex | | | 2034 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | Ghaem Maghami, Ehsan | g | | 2549 | IRI | 0.00 | 1 | -0.28 | 10 | -2.80 | | Liu, Aristo | f | | 2109 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | Matikozian, Andranik | m | | 2418 | ARM | 0.00 | 1 | -0.45 | 10 | -4.50 | | Ke, Ivan | | | 2201 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | Burrows, Brandon | | | 2092 | USA | 0.50 | 1 | -0.34 | 10 | -3.40 | | Mousseri, Daniel | | | 2223 | USA | 1.00 | 1 | 0.29 | 10 | 2.90 | | Li, Zhaozhi | m | | 2412 | USA | 0.50 | 1 | 0.04 | 10 | 0.40 | | Gabuzyan, Hovhannes | g | | 2581 | ARM | 0.50 | 1 | 0.26 | 10 | 2.60 | | 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) | | 9th Annual Golden State Open | Concord, California | USA | 2018-01-12 |
Rc | Ro | w | n | change | K | K*chg | Game |
2222 | 2384 | 3.50 | 5 | 0.06 | 10 | 0.60 | |
| Banik, Siddharth | | | 2115 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | Zhou, Aiden | | | 1984 * | CAN | 0.50 | 1 | -0.42 | 10 | -4.20 | | Bharat, Arjun | c | | 2194 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | | Dragun, Kamil | g | | 2610 | POL | 0.00 | 1 | -0.21 | 10 | -2.10 | | Ke, Ivan | | | 2207 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | * 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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