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Individual Calculations February 2023 |
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| Braganza, Nadia Total change: 124.00 | |   |
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| 2023 New Zealand Championship | Wellington | NZL | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1626 | 4.50 | 9 | 3.47 | 40 | 138.80 | |
|  Sole, Michael D | | | 1890 | NZL | 1.00 | 1 | 0.82 | 40 | 32.80 | |  Dive, Russell J | m | | 2232 | NZL | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Archer, Ollie | | | 1959 | NZL | 1.00 | 1 | 0.88 | 40 | 35.20 | | | McLaren, Leonard J | f | | 2100 | NZL | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Thomas, Ben | | | 2038 | NZL | 0.50 | 1 | 0.43 | 40 | 17.20 | | | Young, Cohen | | | 1835 | NZL | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Langford, Joshua | | | 1845 | NZL | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Van Riemsdijk, Herman C. | m | | 2265 | BRA | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Ning, Isabelle Yixuan | | wc | 1948 | NZL | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | | | 2023 New Zealand Junior and Age Group Championships | Wellington | NZL | 2023-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1605 | 1626 | 3.00 | 6 | -0.37 | 40 | -14.80 | |
| | Tao, Junqing Jerome | | | 1350 | NZL | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Liu, Richard Jingjie | | | 1226 * | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Malcolm, Leo | | | 1656 | NZL | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Gong, Daniel Hanwen | f | | 2327 | NZL | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Young, Cohen | | | 1835 | NZL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Li, Bill | | | 1234 | NZL | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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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