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Individual Calculations April 2009 |
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| Mamporia, Davit Total change: 36.75 | |   |
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| Temur Lomaia Memorial. U-16 | Tbilisi | GEO | 2008-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1582 | 2.00 | 5 | 1.09 | 25 | 27.25 | |
|  Ervandian, Andro | | | 1910 | GEO | 1.00 | 1 | 0.87 | 25 | 21.75 | |  Gogishvili, Dea | | | 1875 | GEO | 1.00 | 1 | 0.85 | 25 | 21.25 | | | Imnadze, Nato | | | 1845 | GEO | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Jalabadze, Natia | | | 1932 | GEO | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Khizanishvili, Lasha | | | 1696 | GEO | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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) | | | | Tbilisi Boys-14 Ch | Tbilisi | GEO | 2009-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1595 | 2.00 | 6 | -0.14 | 25 | -3.50 | |
| | Lomidze, Giorgi | | | 1916 | GEO | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Bosikashvili, Giorgi | | | 1526 | GEO | 0.00 | 1 | -0.60 | 25 | -15.00 | | | Khomeriki, Ketevan | | | 1574 | GEO | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Ebralidze, Alexandre | | | 1824 | GEO | 0.50 | 1 | 0.29 | 25 | 7.25 | | | Zumbulidze, Ilia | | | 1738 | GEO | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Mghvdeladze, Ucha | | | 1696 | GEO | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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) | | | | S390: Rating-Tournament | Tbilisi | GEO | 2009-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1595 | 1.50 | 5 | 0.79 | 25 | 19.75 | |
| | Kerashvili, Giorgi | | | 1945 | GEO | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Sirbiladze, Demur | | | 1945 | GEO | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Shengelia, Nikoloz | | | 1904 | GEO | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Nadirashvili, Shalva | | | 1884 | GEO | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Tsomaia, Merab | | | 1849 | GEO | 0.50 | 1 | 0.31 | 25 | 7.75 | |
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) | | | NOTE: K factor changed | | GEO B-14 Ch | Tbilisi | GEO | 2009-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1595 | 0.50 | 3 | -0.45 | 15 | -6.75 | |
| | Mangiashvili, Otar | | | 1758 | GEO | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Kelaptrishvili, Irakli | | | 1700 | GEO | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Sibashvili, Giorgi | | | 1734 | 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) | | |
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