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Individual Calculations July 2009 |
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| Wright, Caleb Total change: 8.25 | |   |
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| Auckland Chess Centre Weekender | Auckland | NZL | 2009-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1935 | 2.00 | 6 | -0.38 | 15 | -5.70 | |
|  Krstev, Antonio | | | 2068 | NZL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Lim, Benjamin | | | 2127 | NZL | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Taylor, Richard | | | 1946 | NZL | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Gibbons, Robert | | | 2067 | NZL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Eade, Don | | | 1908 | NZL | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Tanoi, Toleafoa E | | | 1956 | NZL | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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 |
| 2045 | 1925 | 3.00 | 6 | 0.93 | 15 | 13.95 | |
| | Jackson, L. Ross | | | 2011 | NZL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Nijman, Brian | | | 2204 | NZL | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Hair, Philip I | | | 2015 | NZL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Gibbons, Robert | | | 2067 | NZL | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Ansell, Alan | | | 1986 | NZL | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Milligan, Helen | | wf | 1985 | NZL | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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) | | |
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