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Rapid:
Individual Calculations April 2018 |
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| Melderis, Uldis Total change: 10.20 | |   |
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| Latvian 2018 senior chess championship | Jurmala | LAT | 2018-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1981 | 4.50 | 7 | -0.32 | 20 | -6.40 | |
|  Lebedevs, Jevgenijs | | | 1641 | LAT | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Petrovs, Aleksandrs | | | 1770 | LAT | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Avotins, Maigonis | | | 1871 | LAT | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Petersons, Ojars | | | 1765 | LAT | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Osobskaja, Zinaida | | | 1713 | LAT | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Stasans, Aivars | | | 2048 | LAT | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Boreisis, Vitauts | | | 1982 | LAT | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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) | | | | Ikskile Regional rapid chess cup-V- 2017-2018 | Ikskile | LAT | 2018-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1981 | 4.50 | 7 | -0.09 | 20 | -1.80 | |
| | Neimanis, Gints | | | 1586 | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Visockis, Janis | | | 1995 | LAT | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Stivrins, Eriks | | | 1721 | LAT | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Zvans, Maris | | | 1587 | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vilums, Aldis | | | 1847 | LAT | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Laizans, Aivars | | | 2139 | LAT | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Daudzvardis, Janis | | | 1992 | LAT | 1.00 | 1 | 0.52 | 20 | 10.40 | |
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) | | | | 153 RCF and Baltika Rapid Cup | Riga | LAT | 2018-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 1981 | 4.50 | 8 | 0.18 | 20 | 3.60 | |
| | Lacis, Aleksandrs | | | 1581 * | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gudovskis, Konstantins | | | 2170 | LAT | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Sinauridze, Simons | | | 2015 | LAT | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Laizans, Aivars | | | 2139 | LAT | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Agafonov, Yuri Dr | | | 2147 | LAT | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Jazdanovs, Aleksandrs | | | 1984 | LAT | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Visnevskis, Valdis | | | 1759 | LAT | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Roze, Janis | | | 1689 | LAT | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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) | | | | Saulkrasti rapid chess championship 2018 Latvian master Janis Klavins memorial | Saulkrasti | LAT | 2018-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1981 | 5.50 | 8 | 0.74 | 20 | 14.80 | |
| | Napins, Vadims | | | 1581 * | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lasko, Anatolijs | | | 1742 | LAT | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Gudovskis, Konstantins | | | 2170 | LAT | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Kretainis, Kristaps | | | 2213 | LAT | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Pogrebnojs, Dmitrijs | | | 2017 | LAT | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Stavickis, Isaks | | | 1783 | LAT | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Bryker, Oleksandr | | | 1851 | LAT | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Balasovs, Viktors | | | 1836 | LAT | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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) | | |
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