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Individual Calculations January 2011 |
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| Kumara, C M S Praneeth Total change: -19.05 | |   |
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| 6th Asian Schools Under 15 Chess Championship 2010 | Colombo | SRI | 2010-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1798 | 1848 | 2.00 | 6 | -1.37 | 15 | -20.55 | |
|  Sandeepana, W M Vibushitha | | | 1618 | SRI | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Walid, Anwar | | | 1742 | UAE | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Jayasundara, P K U M | | | 1963 | SRI | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Iskandar, Bin Abdullah | | | 1868 | SIN | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Lamahewa, C | | | 1810 | SRI | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Doluweera, Dinul Thisura | | | 1787 | SRI | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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) | | | | 2nd Ethugalpura Chess Challenge 2010 | Kurunegala | SRI | 2010-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2054 | 1848 | 1.00 | 3 | 0.10 | 15 | 1.50 | |
| | Sai, Srinivas | f | | 2248 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Akshat, Khamparia | f | | 2248 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Lamawansa, Yashmi | | | 1667 | SRI | 1.00 | 1 | 0.26 | 15 | 3.90 | | | * 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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