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Individual Calculations January 2009 |
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| Gogishvili, Dea Total change: 11.55 | |   |
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| European Youth Chess Championship 2008 - Girls U12 | Herceg Novi | MNE | 2008-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1877 | 3.50 | 6 | -0.80 | 15 | -12.00 | |
|  Ivanova, Simoneta | | | 1668 | BUL | 0.00 | 1 | -0.77 | 15 | -11.55 | | | Cazacu, Gabriela | | | 1598 | MDA | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Khazieva, Elza | | | 1739 | RUS | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Styazhkina, Anna | | wf | 1898 | RUS | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Milutinovic, Stefana | | | 1627 | SRB | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Rigolot, Lucie | | | 1709 | FRA | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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 Women 66 Ch (Qual) | Tbilisi | GEO | 2008-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1875 | 3.00 | 6 | -0.20 | 15 | -3.00 | |
| | Trapaidze, Lizi | | | 1584 | GEO | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Sulamanidze, Mariam | | | 1733 | GEO | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Kobeshavidze, Lika | | | 1784 | GEO | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Kalandadze, Nino | | | 1946 | GEO | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Medzmariashvili, Aza | | | 2005 | GEO | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Kekelidze, Nino | | | 2007 | GEO | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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 |
| 1846 | 1875 | 5.00 | 7 | 1.25 | 15 | 18.75 | |
| | Kekelidze, Nino | | | 2007 | GEO | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Burduli, Guga | | | 1670 | GEO | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Marshania, Nino | | | 1615 | GEO | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Khizanishvili, Lasha | | | 1696 | GEO | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Kuchava, Ana | | | 1765 | GEO | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Barishvili, Giorgi | | | 2053 | GEO | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Bakhtadze, Levan | | | 2116 | GEO | 1.00 | 1 | 0.80 | 15 | 12.00 | |
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) | | | | Tigran Petrosian Memorial | Tbilisi | GEO | 2008-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1955 | 1875 | 3.00 | 6 | 0.52 | 15 | 7.80 | |
| | Paichadze, Luka | f | | 2225 | GEO | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Nikolashvili, Giorgi | | | 2225 | GEO | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Mamporia, Davit | | | 1582 | GEO | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Nadirashvili, Shalva | | | 1913 | GEO | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Kuchava, Ana | | | 1765 | GEO | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Volkov, Nika | | | 2020 | GEO | 1.00 | 1 | 0.69 | 15 | 10.35 | |
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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