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Individual Calculations November 2017 |
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| Birkisdottir, Freyja Total change: 151.20 | |   |
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| Chess.com Isle of Man International Minor 2017 | Isle of Man | ENG | 2017-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1659 | 1332 | 4.00 | 6 | 3.22 | 40 | 128.80 | |
|  Dobson, Howard | | | 1654 | ENG | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Minor, Harry | | | 1568 | ENG | 1.00 | 1 | 0.80 | 40 | 32.00 | |  Kent, Paul | | | 1633 | ENG | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Norman, Dinah M | | wc | 1724 | ENG | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Bo, Martin | | | 1685 | NOR | 0.50 | 1 | 0.39 | 40 | 15.60 | | | White, Gary | | | 1689 | ENG | 1.00 | 1 | 0.89 | 40 | 35.60 | |
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) | | | | Icelandic Team Championship 2017-18 4th division Round 1-4 | Reykjavik | ISL | 2017-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1373 | 1332 | 2.00 | 3 | 0.56 | 40 | 22.40 | |
| | Karlsson, Isak Orri | | | 1258 | ISL | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Acevedo Mendez, Lisseth | | wm | 1732 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bjornsson, Alexander | | | 1130 | ISL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | * 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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