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Individual Calculations July 2019 |
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| Koopman, Jan Total change: -54.80 | |   |
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| 13th BPB Limburg Open 2019 Group C1 | Maastricht | NED | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1425 | 1641 | 3.00 | 5 | -0.63 | 20 | -12.60 | |
|  De Jongh, Saul | | | 1838 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Burssens, Maya | | | 1241 * | BEL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Decraene, Jade | | | 1267 | BEL | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Akulov, Vsevolod | | | 1241 * | BEL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Beusen, Frank | | | 1540 | NED | 1.00 | 1 | 0.36 | 20 | 7.20 | | | * 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) | | | | HSG Open 2019 - groep B | Hilversum | NED | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1641 | 0.00 | 4 | -2.11 | 20 | -42.20 | |
| | Verheij, Dana | | | 1410 | NED | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Cordes, Jule | | | 1541 | NED | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Janssen, Toon | | | 1825 | NED | 0.00 | 1 | -0.26 | 20 | -5.20 | | | De Vreeze, Frans | | | 1697 | NED | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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) | | |
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