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Individual Calculations July 2010 |
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| Samolins, Vitalijs Total change: -17.90 | |   |
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| Latvian team chess championship 2010 | Riga, Liepaja, Kuldiga, Ventspils, Tukums | LAT | 2010-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2275 | 2426 | 1.00 | 3 | -1.09 | 10 | -10.90 | |
|  Saulespurens, Valdis | f | | 2371 | USA | 0.50 | 1 | -0.08 | 10 | -0.80 | |  Karklins, Imants | | | 2248 | LAT | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Stasans, Aivars | | | 2205 | LAT | 0.00 | 1 | -0.78 | 10 | -7.80 | |
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) | | | | Atlase uz olimpiadi 2010 | Riga | LAT | 2010-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 2426 | 5.50 | 8 | -0.51 | 10 | -5.10 | |
| | Lavendelis, Egons | | | 2260 | LAT | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Osis, Reinars | | | 2138 | LAT | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Kurpnieks, Vairis | | | 2079 | LAT | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Sveshnikov, Vladimir | f | | 2382 | LAT | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Kantans, Toms | f | | 2312 | LAT | 0.00 | 1 | -0.66 | 10 | -6.60 | | | Mustaps, Matiss | | | 2287 | LAT | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Dzalbo, Andrejs | | | 2160 | LAT | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Mierins, Eriks | | | 2153 | LAT | 1.00 | 1 | 0.17 | 10 | 1.70 | |
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) | | | | FE Citta' di Roseto | Roseto degli Abruzzi | ITA | 2010-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2318 | 2426 | 5.50 | 9 | -0.19 | 10 | -1.90 | |
| | Seyfried, Claus | | | 2087 | GER | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Epishin, Vladimir | g | | 2611 | RUS | 0.50 | 1 | 0.24 | 10 | 2.40 | | | Sveshnikov, Evgeny | g | | 2493 | LAT | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Porat, Maya | | | 2182 | ISR | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Vuelban, Virgilio | m | | 2369 | PHI | 0.00 | 1 | -0.58 | 10 | -5.80 | | | Cocchi, Andrea | f | | 2244 | ITA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Ansell, Simon T | m | | 2384 | ENG | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Napoli, Nicolo` | f | | 2334 | ITA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Barlocco, Carlo | f | | 2156 | ITA | 1.00 | 1 | 0.17 | 10 | 1.70 | |
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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