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Individual Calculations January 2017 |
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| Dissanayake, R S K S Total change: 42.40 | |   |
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| 8th Ethugalpura International Rated Chess Championship 2016 | Kurunegala | SRI | 2016-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1120 | 0.50 | 3 | -0.10 | 40 | -4.00 | |
|  Jayasundara, J J M Y Adithya B | | | 1422 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Sathya, S S | | | 1412 | SRI | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Ranasinghe, R A Arindu Himeth | | | 1267 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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) | | | | 2nd Kolonnawa Chess Classic | Kolonnawa | SRI | 2016-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1352 | 1120 | 2.50 | 6 | 1.16 | 40 | 46.40 | |
| | Nethsara, W M Daham | | | 1520 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Hewawasam, H Y Nevanjee Dimanya | | | 1438 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | De Silva, M Manindu Chanthil | | | 1353 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Deraniyagala, Vimukthi Prathap | | | 1308 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Epa, W Bethmee V | | | 1260 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Punchihewa, Geeneth Devmika | | | 1233 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | * 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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