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Rapid:
Individual Calculations January 2021 |
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| Zara, Baraa Total change: -25.60 | |   |
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| Papatoetoe Rapid C 2020 | Auckland | NZL | 2020-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1296 | 1357 | 2.00 | 4 | -0.31 | 20 | -6.20 | |
|  Powell, Brian | | | 1146 | NZL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Hurndell, Robert | | | 1419 | NZL | 1.00 | 1 | 0.59 | 20 | 11.80 | |  Kichavadi, Tejasvi | | | 1352 | NZL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Walke, Kedar | | | 1266 | IND | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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) | | | | Papatoetoe Junior Rapid 2020 | Auckland | NZL | 2020-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1369 | 1357 | 2.00 | 4 | -0.16 | 20 | -3.20 | |
| | Yang, Jerry | | | 1145 | NZL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Picken, Oliver | c | | 1884 | NZL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Gan, Emily | | | 1175 | NZL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Somaraju, Sai Vivan Karthikeya | | | 1273 | NZL | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | | | 2020 Summit Junior Rapid Dec | Auckland | NZL | 2020-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1427 | 1357 | 1.00 | 3 | -0.45 | 20 | -9.00 | |
| | Picken, Oliver | c | | 1884 | NZL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Gan, Emily | | | 1175 | NZL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Yu, Weiyang | | | 1221 | NZL | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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) | | | | Howick Pakuranga Christmas 2020 | Auckland | NZL | 2020-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1724 | 1357 | 0.00 | 3 | -0.36 | 20 | -7.20 | |
| | Picken, Oliver | c | | 1884 | NZL | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Jiang, Richard | | | 1697 | NZL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Wang, Aaron Ziwen | | | 1591 | NZL | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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