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Individual Calculations March 2015 |
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| Siriwardena, G T D Total change: 176.40 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1448 | 4.00 | 7 | 1.56 | 40 | 62.40 | |
|  Senanayaka, P D | | | 1848 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Perera, D G D Y Adeekshana | | | 1153 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Lasitha, Subash | c | | 1825 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Idirisinghe, I M N H | | | 1218 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Theekshana, H G Denuwan | | | 1686 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Wickramasinghe, Dilhara Ishini | | wf | 1686 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Kotalawala, Vinodh | | | 1659 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | * 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 Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1448 | 5.00 | 8 | 2.85 | 40 | 114.00 | |
| | Randil, Lakshitha | | | 1848 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Subasinghe, Disal | | | 1312 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Jeyanthan, Krishna Rahul | | | 1594 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Obeysekara, T A Sajith Chathuran | | | 1668 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | De Silva, Rasheen | | | 1817 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Kumarawadu, C S | | | 1662 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Askey, Raveen Nimesh | | | 1555 | SRI | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Theekshana, H G Denuwan | | | 1704 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | * 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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