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Individual Calculations January 2009 |
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| Berry, Neil Total change: -6.30 | |   |
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| Riga Open 2008 | Riga | LAT | 2008-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2187 | 2323 | 5.50 | 9 | -0.50 | 15 | -7.50 | |
|  Boreisis, Vitauts | | | 1994 | LAT | 0.50 | 1 | -0.38 | 15 | -5.70 | |  Veits, Janis | | | 1973 | LAT | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Karklins, Imants | | | 2214 | LAT | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Lavendelis, Egons | | | 2247 | LAT | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Klovans, Janis | g | | 2428 | LAT | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Lasinskas, Povilas | f | | 2269 | LTU | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Skinke, Katrina | | | 2197 | LAT | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Kalnins, Kristaps | | | 2217 | LAT | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Kantans, Toms | | | 2148 | LAT | 1.00 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | 4NCL part 1 | Various | ENG | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2323 | 2.50 | 4 | 0.08 | 15 | 1.20 | |
| | Jirka, Jiri | m | | 2448 | CZE | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Ward, Chris G | g | | 2431 | ENG | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Makepeace, Philip J | | | 2027 | ENG | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Mitchem, Nicholas D | | | 1973 | ENG | 1.00 | 1 | 0.11 | 15 | 1.65 | |
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) | | |
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