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Individual Calculations February 2016 |
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| Arvinth, A Rosshan Total change: 54.40 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1291 | 1072 | 2.50 | 5 | 1.36 | 40 | 54.40 | |
|  Piyumantha, M Thisal Manjith | | | 1307 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Gunatunga, K D Ovindu Mandith | | | 1228 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Attanayaka, Amoda Yehen | | | 1270 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Rasanjana, U G S Y | | | 1222 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Kodithuwakku, Himsara | | | 1430 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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