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Individual Calculations February 2017 |
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| Weerawardana, Oneli Vihanga Total change: 40.80 | |   |
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| 1st SSC Open International 2016 | Matara | SRI | 2016-12-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1417 | 1145 | 0.00 | 4 | -0.73 | 40 | -29.20 | |
|  Jayaratne, G A T G | | | 1512 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Sandeepa , W A Geeshan | | | 1473 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Nanayakkara, H W Sanuda Sandeepa | | | 1297 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Fernando, T Upul Sampath | | | 1387 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | | | Kalutara Chess Festival 2017 | Kalutara | SRI | 2017-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1139 | 2.50 | 6 | 1.75 | 40 | 70.00 | |
| | De Silva, Udara Sandesh | | | 1539 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Siriwardane, A L | | | 1462 | SRI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Yashora, Tiumi | | | 1539 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | De Silva, Chamindra | | | 1539 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Gunawardena, I M P T | | | 1539 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Athukorala, A T N | | | 1290 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | * 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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