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Individual Calculations March 2019 |
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| Bottema, Martin Total change: -47.00 | |   |
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| Gibraltar International Chess Festival 2019 Challengers B | Gibraltar | ENG | 2019-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1798 | 2104 | 2.00 | 5 | -2.27 | 20 | -45.40 | |
|  Erdogan, Hassan | | | 1833 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | |  Gostelow, David W | | | 1850 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Hng, Mei-Xian Eunice | | | 1718 | SGP | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Sidali, Elias Hulleberg | | | 1783 | NOR | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Maldonado Mena, German | | | 1808 | ESP | 0.00 | 1 | -0.85 | 20 | -17.00 | |
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) | | | | Dutch Team Competition 2018-2019 Klasse 2B Round 6 | various | NED | 2019-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 2104 | 0.50 | 1 | -0.08 | 20 | -1.60 | |
| | Rosmuller, Anton | | | 2048 | NED | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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) | | |
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