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Individual Calculations January 2014 |
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| Van Helvoort, Rob Total change: 2.10 | |   |
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| Dutch Team Competiton 13-14 - 3F - round 3 | Several | NED | 2013-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 2144 | 0.50 | 1 | -0.20 | 15 | -3.00 | |
|  Van De Wynkele, Erik | | | 1994 | BEL | 0.50 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | Schaakfestival Groningen 2013 Compact A | Groningen | NED | 2013-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2144 | 2.50 | 4 | 0.34 | 15 | 5.10 | |
| | Rietman, Frits | | | 2251 | NED | 0.50 | 1 | 0.15 | 15 | 2.25 | |  Straat, Evert-Jan | | | 2020 | NED | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Lentjes, Noud | | | 2044 | NED | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Slagter, David | | | 2146 | NED | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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) | | |
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