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Individual Calculations July 2015 |
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| Milligan, Helen Total change: -4.20 | |   |
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| 38th Trusts Chess Open | Auckland | NZL | 2015-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 1982 | 1.50 | 5 | -0.21 | 20 | -4.20 | |
|  Qin, Joy Shu Yan | | | 1689 | NZL | 1.00 | 1 | 0.15 | 20 | 3.00 | |  McLaren, Leonard | | | 2242 | NZL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Dive, Russell | m | | 2312 | NZL | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Garbett, Paul | m | | 2245 | NZL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Krstev, Antonio | | | 2067 | NZL | 0.00 | 1 | -0.38 | 20 | -7.60 | |
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) | | |
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