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Individual Calculations January 2009 |
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| Kumsiashvili, Nikoloz Total change: 66.45 | |   |
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| European Youth Chess Championship 2008 - Boys U12 | Herceg Novi | MNE | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 1845 | 2.50 | 6 | 0.94 | 15 | 14.10 | |
|  Lugovskoy, Maxim | | | 2023 | RUS | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Boruchovsky, Avital | | | 1989 | ISR | 0.00 | 1 | -0.31 | 15 | -4.65 | |  Bida, Mihai-Eugen | | | 1952 | ROU | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Oparin, Grigoriy | c | | 2107 | RUS | 1.00 | 1 | 0.82 | 15 | 12.30 | | | Chigaev, Maksim | | | 2111 | RUS | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Babazade, Javidan | | | 2018 | AZE | 0.50 | 1 | 0.23 | 15 | 3.45 | |
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) | | | | GEO 68 Ch (Qual) | Tbilisi | GEO | 2008-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 1832 | 4.00 | 8 | 2.07 | 15 | 31.05 | |
| | Topuria, Revaz | | | 1993 | GEO | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Ter-Karapetian, Alexi | | | 2182 | GEO | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Bezhentsev, Boris | | | 1923 | GEO | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Suladze, Amiran | | | 2028 | GEO | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Bakhtadze, Levan | | | 2116 | GEO | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Beradze, Irakli | | | 2098 | GEO | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Jalabadze, Natia | | | 2023 | GEO | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Kerashvili, Giorgi | | | 1975 | GEO | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | Tigran Petrosian Memorial | Tbilisi | GEO | 2008-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1832 | 3.00 | 5 | 1.42 | 15 | 21.30 | |
| | Bregadze, Levan | f | | 2182 | GEO | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Khomeriki, Ketevan | | | 1603 | GEO | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Nikolashvili, Giorgi | | | 2182 | GEO | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Tsereteli, Kakhaber | | | 1963 | GEO | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Jalabadze, Natia | | | 2023 | GEO | 1.00 | 1 | 0.75 | 15 | 11.25 | |
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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