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Individual Calculations November 2018 |
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| Boersma, Jan Total change: 31.20 | |   |
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| Dutch Team Competition 2018-2019 Klasse 1A Round 2 | Various | NED | 2018-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2047 | 1.00 | 1 | 0.53 | 20 | 10.60 | |
|  Arts, Dennis | | | 2072 | NED | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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) | | | | Hoogeveen Schaaktoernooi 2018 - Open | Hoogeveen | NED | 2018-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2205 | 2047 | 3.50 | 8 | 1.03 | 20 | 20.60 | |
|  Colijn, Stefan | f | | 2340 | NED | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Ingebretsen, Jens E | | | 2160 | NOR | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Achuthan, Dylan | | | 1751 | NED | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Warakomska, Anna | | wm | 2293 | POL | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Clemens, Adrian | f | | 2153 | NED | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Elgersma, Onno | | | 2224 | NED | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Schippers, Maurice | | | 2272 | NED | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Kevlishvili, Robby | m | | 2447 * | NED | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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