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Individual Calculations May 2016 |
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| Perera, Sehath Sanvidu R A D Total change: -3.20 | |   |
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| National Youth Championships 2016 - Open Under 12 | Colombo | SRI | 2016-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1191 | 1111 | 1.50 | 4 | -0.08 | 40 | -3.20 | |
|  Pathirana, Malan | | | 1337 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | |  Wanigaratne, A Akkshara | | | 1039 | SRI | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Alwela, Senuja Thimeth | | | 1169 | SRI | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Vithanage, H Yasindu Rashmika | | | 1218 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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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