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Individual Calculations May 2011 |
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| Ranasinghe, C N Total change: -17.25 | |   |
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| Sri Lanka Open International Rating Tournament 2011 | Colombo | SRI | 2011-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1755 | 1.00 | 5 | -0.56 | 15 | -8.40 | |
|  Krishna, C R G | | | 2155 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Alahakoon, Isuru | | | 1950 | SRI | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Tennakoon, I L K | | | 1959 | SRI | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Perera, Piruna Kamala | | | 1592 | SRI | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Priyankara, Chamil | | | 1927 | SRI | 0.00 | 1 | -0.27 | 15 | -4.05 | | | * 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) | | | | Sri Lanka National Youth Under 16 Chess Championship 2011 | Colombo | SRI | 2011-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1736 | 1755 | 1.50 | 4 | -0.59 | 15 | -8.85 | |
| | Lamawansa, Yasas | | | 1886 | SRI | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Dissanayake, R D A C | | | 1817 | SRI | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Inusha, Leshan | | | 1605 | SRI | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Rathnayake, Nuwan Anurada | | | 1634 | SRI | 0.50 | 1 | -0.16 | 15 | -2.40 | |
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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