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Individual Calculations February 2017 |
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| James, Jack Total change: 29.60 | |   |
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| 124th New Zealand Championship | Wellington | NZL | 2017-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 2012 | 4.50 | 8 | 0.85 | 20 | 17.00 | |
|  Ker, Anthony F | m | | 2300 | NZL | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Shaw, Robin A | | | 1778 | AUS | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Molina Barrera, Gustavo | | | 2038 | MEX | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Morrell, Gordon | | | 2089 | CAN | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Lukey, Stephen G | f | | 2190 | NZL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Wastney, Scott | f | | 2350 | NZL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Lu, Lillian | | | 1710 | AUS | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Yee, Stanley | | | 1931 | NZL | 1.00 | 1 | 0.39 | 20 | 7.80 | |
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) | | | | 2017 Oceania Zone 3.6 Zonal Championship | Auckland | NZL | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 2012 | 5.00 | 9 | 0.63 | 20 | 12.60 | |
| | Prasad, Rudr | | | 1612 * | FIJ | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Illingworth, Max | g | | 2412 * | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Zhao, Isaac | | | 1838 | AUS | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Plaganyi, Gyula | | | 1805 | AUS | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Lam, Ross | c | | 1883 | AUS | 1.00 | 1 | 0.33 | 20 | 6.60 | | | McLaren, Leonard J | | | 2254 | NZL | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Lane, Gary W | m | | 2404 | AUS | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Nakauchi, Gene | f | | 2238 | AUS | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Zhang, William Jiewen | | | 1856 | NZL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | * 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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