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Individual Calculations March 2020 |
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| Ratsma, Rosa Total change: 20.20 | |   |
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| Dutch Team Competition 2019-2020 Klasse 1B Round 5 | various | NED | 2020-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2280 | 1.00 | 1 | 0.36 | 20 | 7.20 | |
|  Both, Erik | | | 2174 | NED | 1.00 | 1 | 0.36 | 20 | 7.20 | |
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) | | | | Belgian Interclubs 2019-2020 Round 7 | Various | BEL | 2020-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2251 | 2280 | 0.50 | 1 | -0.04 | 20 | -0.80 | |
|  Froeyman, Helmut | f | | 2251 | BEL | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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) | | | | Utrechtse Meesters 2020 Round 1-2 | Utrecht | NED | 2020-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2327 | 2280 | 2.00 | 2 | 1.13 | 20 | 22.60 | |
| | Wemmers, Xander | m | | 2379 | NED | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Helgason, Reynir | f | | 2275 | SWE | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | | | Belgian Interclubs 2019-2020 Round 8 | Various | BEL | 2020-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2323 | 2280 | 0.00 | 1 | -0.44 | 20 | -8.80 | |
| | De Wachter, Matthias | f | | 2323 | BEL | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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