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Individual Calculations January 2009 |
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| Valli, Frans Total change: 7.25 | |   |
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| Finnish League 2008-2009 Round 3 | Various | FIN | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2179 | 1.00 | 2 | -0.02 | 25 | -0.50 | |
|  Paldanius, Pekka | | | 2253 | FIN | 0.50 | 1 | 0.10 | 25 | 2.50 | | | Hartio, Ilkka | | | 2094 | FIN | 0.50 | 1 | -0.12 | 25 | -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) | | | | Finnish League 2008-2009 Round 4 | Various | FIN | 2008-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2148 | 2179 | 1.00 | 1 | 0.46 | 25 | 11.50 | |
|  Pietarinen, Petri | | | 2148 | FIN | 1.00 | 1 | 0.46 | 25 | 11.50 | |
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) | | | | World Youth Chess Championships 2008 - Open 18 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2248 | 2179 | 4.00 | 10 | -0.15 | 25 | -3.75 | |
| | Kharchenko, Boris | m | | 2443 | UKR | 1.00 | 1 | 0.82 | 25 | 20.50 | | | Delorme, Axel | f | | 2415 | FRA | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Paichadze, Luka | f | | 2436 | GEO | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Hovhannisyan, Robert | | | 2409 | ARM | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Marais, Coenraad Hendrik | | | 1965 | RSA | 1.00 | 1 | 0.23 | 25 | 5.75 | | | Bonafede, Alessandro | f | | 2327 | ITA | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Herath, Nishendra | | | 2011 | SRI | 0.50 | 1 | -0.22 | 25 | -5.50 | | | Rosberg, Simon | | | 2222 | SWE | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Dissanayake, R S | | | 2063 | SRI | 1.00 | 1 | 0.34 | 25 | 8.50 | | | Garnelis, Julius | | | 2189 | LTU | 0.50 | 1 | 0.01 | 25 | 0.25 | |
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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