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Individual Calculations January 2018 |
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| Perry, Roger Total change: -21.80 | |   |
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| Wellington Club Championship 2017 | Wellington | NZL | 2017-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2020 | 3.00 | 9 | -1.09 | 20 | -21.80 | |
|  Nijman, Brian | | | 1996 | NZL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Jackson, Ross | | | 1912 | NZL | 1.00 | 1 | 0.35 | 20 | 7.00 | |  Nyberg, Michael | | | 1881 | NZL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Forster, William | c | | 1959 | NZL | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Sellen, Ian | | | 1971 | NZL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Ker, Antony | m | | 2314 | NZL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Dive, Russell | m | | 2294 | NZL | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Croad, Nicholas | f | | 2247 | NZL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Timergazi, Layla | | wm | 1989 | NZL | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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) | | |
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