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Individual Calculations July 2009 |
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| Ansell, Alan Total change: 3.00 | |   |
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| North Island Championship | Wellington | NZL | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 1986 | 4.50 | 8 | 2.14 | 25 | 53.50 | |
|  Burns, Christopher John | | | 2060 | NZL | 1.00 | 1 | 0.60 | 25 | 15.00 | |  Nijman, Brian | | | 2204 | NZL | 1.00 | 1 | 0.78 | 25 | 19.50 | | | Lukey, Stephen G | f | | 2241 | NZL | 0.50 | 1 | 0.31 | 25 | 7.75 | | | Smith, Robert W | f | | 2274 | NZL | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Baider, Daniel | | | 2126 | NZL | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Croad, Nicolas | f | | 2293 | NZL | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Marner, Gavin | | | 2058 | NZL | 1.00 | 1 | 0.60 | 25 | 15.00 | | | Hill, Martin | | | 1955 | NZL | 0.00 | 1 | -0.54 | 25 | -13.50 | |
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) | | | | 32nd Waitakere Open | Auckland | NZL | 2009-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1986 | 1.00 | 6 | -2.02 | 25 | -50.50 | |
| | Krstev, Antonio | | | 2056 | NZL | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Gibbons, Robert | | | 2067 | NZL | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Tanoi, Toleafoa E | | | 1937 | NZL | 0.00 | 1 | -0.57 | 25 | -14.25 | | | Power, Wayne | | | 1974 | NZL | 0.00 | 1 | -0.52 | 25 | -13.00 | | | Wright, Caleb | | | 1925 | NZL | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Taylor, Richard | | | 1946 | NZL | 1.00 | 1 | 0.44 | 25 | 11.00 | |
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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