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Individual Calculations April 2009 |
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| Mamniashvili, Giorgi Total change: -40.75 | |   |
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| Temur Lomaia Memorial. U-16 | Tbilisi | GEO | 2008-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1639 | 0.50 | 3 | -0.76 | 25 | -19.00 | |
|  Ebralidze, Alexandre | | | 1822 | GEO | 0.00 | 1 | -0.26 | 25 | -6.50 | |  Khizanishvili, Lasha | | | 1696 | GEO | 0.50 | 1 | 0.08 | 25 | 2.00 | | | Mamporia, Davit | | | 1582 | GEO | 0.00 | 1 | -0.58 | 25 | -14.50 | |
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 |
| 1780 | 1639 | 0.50 | 4 | -0.78 | 25 | -19.50 | |
| | Kumsiashvili, Nikoloz | | | 1898 | GEO | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Ebralidze, Alexandre | | | 1824 | GEO | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Kelaptrishvili, Irakli | | | 1700 | GEO | 0.50 | 1 | 0.08 | 25 | 2.00 | | | Mghvdeladze, Ucha | | | 1696 | GEO | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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) | | | | GEO B-14 Ch | Tbilisi | GEO | 2009-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1639 | 0.50 | 1 | -0.09 | 25 | -2.25 | |
| | Khomeriki, Ketevan | | | 1574 | GEO | 0.50 | 1 | -0.09 | 25 | -2.25 | |
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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