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Individual Calculations January 2010 |
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| Mangiashvili, Otar Total change: -4.35 | |   |
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| IGI Cup (U-16) | Tbilisi | GEO | 2009-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1733 | 2.00 | 5 | 0.48 | 15 | 7.20 | |
|  Jalabadze, Natia | | | 2029 | GEO | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Kacharava, Lasha | | | 1812 | GEO | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Chkuaseli, Revaz | | | 1792 | GEO | 1.00 | 1 | 0.58 | 15 | 8.70 | |  Sulamanidze, Mariam | | | 1819 | GEO | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Unapkoshvili, Nani | | | 1993 | GEO | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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 69 Ch (Qualification) | Tbilisi | GEO | 2009-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1763 | 1.50 | 5 | -0.14 | 15 | -2.10 | |
| | Suladze, Amiran | | | 1969 | GEO | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Gogishvili, Dea | | | 1841 | GEO | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Khurtsidze, Tornike | | | 1999 | GEO | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Ervandian, Andro | | | 1909 | GEO | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Sibashvili, Giorgi | | | 1754 | GEO | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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) | | | | GEO 69 Ch (I League) | Tbilisi | GEO | 2009-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1763 | 1.00 | 6 | -0.63 | 15 | -9.45 | |
| | Jirkvalishvili, Otar | | | 2163 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Khurtsidze, Tornike | | | 1999 | GEO | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Kumsiashvili, Nikoloz | | | 1923 | GEO | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Suladze, Amiran | | | 1969 | GEO | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Ebralidze, Alexandre | | | 1847 | GEO | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Khakhutashvili, Alexandre | | | 1806 | GEO | 0.50 | 1 | 0.06 | 15 | 0.90 | | | * 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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