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Individual Calculations October 2008 |
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| Valerio, Axel John Total change: -5.55 | |   |
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| 7th Dubai Juniors Chess Championship2008 | Dubai | UAE | 2008-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1856 | 1.50 | 4 | 0.46 | 15 | 6.90 | |
|  Arabidze, Meri | | wf | 2152 | GEO | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Ghaziolsharif, Kaveh | | | 2037 | IRI | 0.50 | 1 | 0.24 | 15 | 3.60 | |  Nader, Mohamed | | | 2082 | EGY | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Bolourchifard, Farzad | | | 1915 | IRI | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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) | | | | Asian Youth Chess Championship 2008; Boys Under 14 | Tehran | IRI | 2008-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1856 | 0.50 | 5 | -0.83 | 15 | -12.45 | |
| | Ankit, R. Rajpara | | | 2193 | IND | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Vakhidov, Jahongir | | | 2165 | UZB | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Idani, Pouya | | | 1937 | IRI | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Perera, W C C | | | 1940 | SRI | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Pourhassannedjad, Arash | | | 2007 | IRI | 0.50 | 1 | 0.20 | 15 | 3.00 | |
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) | | |
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