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Individual Calculations July 2015 |
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| Berzinsh, Roland Total change: 4.10 | |   |
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| Latvian Teams Chess Championship Higher League,2015 | Riga | LAT | 2015-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2395 | 3.50 | 5 | 0.12 | 10 | 1.20 | |
|  Marutkins, Olegs | | | 2128 | LAT | 1.00 | 1 | 0.18 | 10 | 1.80 | |  Bolsakovs, Vadims | | | 2134 | LAT | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Kantans, Toms | m | | 2438 | LAT | 0.00 | 1 | -0.44 | 10 | -4.40 | | | Antoms, Guntars | m | | 2345 | LAT | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Karklins, Imants | | | 2223 | LAT | 1.00 | 1 | 0.27 | 10 | 2.70 | |
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) | | | | IV Open internacional LLucmajor | Arenal de LLucmajor (Mallorca) | ESP | 2015-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2399 | 5.50 | 9 | -0.65 | 10 | -6.50 | |
| | Rubert Alfonso, Victor | | | 1999 * | ESP | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Obers, Frits | | | 2071 | NED | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Delorme, Axel | m | | 2497 | FRA | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Trent, Lawrence | m | | 2472 | ENG | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Garcia Martin, Marta | | wf | 2151 | ESP | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Arizmendi Martinez, Julen Luis | g | | 2529 | ESP | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Frackowiak, Oliver | | | 2141 | GER | 0.00 | 1 | -0.82 | 10 | -8.20 | | | Biedekoepper, Robert | | | 2056 | GER | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Adrian, Claude | m | | 2197 | FRA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Riga GM round robin | Riga | LAT | 2015-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2436 | 2402 | 5.00 | 9 | 0.94 | 10 | 9.40 | |
| | Meskovs, Nikita | m | | 2451 | LAT | 1.00 | 1 | 0.57 | 10 | 5.70 | | | Valles, Manuel | m | | 2351 | FRA | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Starostits, Ilmars | g | | 2443 | LAT | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Skytte, Rasmus | m | | 2420 | DEN | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Kveinys, Aloyzas | g | | 2486 | LTU | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Ochsner, Bjorn Moller | f | | 2413 | DEN | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Ladva, Ottomar | m | | 2411 | EST | 0.00 | 1 | -0.49 | 10 | -4.90 | | | Lugovskoy, Maxim | m | | 2443 | RUS | 1.00 | 1 | 0.56 | 10 | 5.60 | | | Miezis, Normunds | g | | 2508 | LAT | 0.50 | 1 | 0.14 | 10 | 1.40 | |
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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