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Individual Calculations April 2008 |
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| Hoffman, Ron Total change: 4.20 | |   |
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| Harmonie Open A | Groningen | NED | 2007-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2158 | 3.50 | 9 | 0.00 | 15 | 0.00 | |
|  Hendriks, Willy | m | | 2402 | NED | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Pel, Bonno | f | | 2280 | NED | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Burg, Twan | f | | 2275 | NED | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Wielenga, Wiebe | | | 2118 | NED | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Pham, Toan Thanh | | | 2100 | NOR | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Kodentsov, Grisja | f | | 2307 | NED | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Clemens, Adrian | f | | 2316 | NED | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Balje, Jan | | | 2222 | NED | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Cako, Laszlo | | | 2168 | NED | 0.50 | 1 | 0.01 | 15 | 0.15 | |
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) | | | | 2008 BCC Championship B Qualifyier | Bangkok | THA | 2008-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 2145 | 3.00 | 4 | 0.18 | 15 | 2.70 | |
| | Tuorila, Kai | | | 2138 | THA | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Calacday, Henry | | | 1940 | PHI | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Srivatanakul, Pricha | | | 1842 | THA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Yutithamnon, Surapole | | | 2003 | THA | 1.00 | 1 | 0.31 | 15 | 4.65 | |
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) | | | | Corus Chess 2008 - Tienkamp 2C | Wijk aan Zee | NED | 2008-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2145 | 4.50 | 9 | 0.10 | 15 | 1.50 | |
| | Etmans, Maarten D | f | | 2166 | NED | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Galje, Hans | | | 2118 | NED | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Happel, Hendrik A | f | | 2186 | NED | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Cappon, John | | | 2215 | FRA | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Royakkers, Guido | | | 2194 | NED | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Roosendaal, Eric | | | 2079 | NED | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Greeuw, Sietske | | | 2040 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Schroer, Marcel | | | 2103 | NED | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Ludden, Gert-Jan | | | 2273 | NED | 0.50 | 1 | 0.17 | 15 | 2.55 | |
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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