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Individual Calculations September 2018 |
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| Nagorski, Alex Total change: 15.20 | |   |
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| Auckland Chess Centre Club Championship B Grade | Auckland | NZL | 2018-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 1879 | 5.50 | 9 | -0.05 | 20 | -1.00 | |
|  Ha, Huy Minh (timothy) | | | 1705 | NZL | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Qin, Nicole Shu Yu | | wc | 1686 | NZL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Macdonald, Paul | | | 1975 | NZL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Goodhue, Nathan | | | 1946 | NZL | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Lyall, Simon | | | 1642 | NZL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Yan, Caroline | | | 1817 | NZL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Eade, Don | c | | 1801 | NZL | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Seabrook, Roy | | | 1790 | NZL | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Qin, Joy Shu Yan | | wc | 1752 | NZL | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | | | Peter Stuart Memorial Open 2018 | North Shore | NZL | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1819 | 2.00 | 4 | 0.81 | 20 | 16.20 | |
| | Hague, Ben | f | | 2219 * | NZL | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Lim, Benjamin U | c | | 1901 | NZL | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Mistry, Prashant | | | 1929 | NZL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Punsalan, Vyanla M | | wc | 1914 | NZL | 0.50 | 1 | 0.13 | 20 | 2.60 | | | * 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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