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Individual Calculations February 2016 |
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| Kodithuwakku, Lisara Total change: 82.00 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1185 | 1287 | 2.50 | 6 | -1.37 | 40 | -54.80 | |
|  Ranasinghe, S D | | wm | 1687 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Sheshan, H H N | | | 1040 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Seneviratne, Nivin Sithija | | | 1106 | SRI | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Senanayaka, P H D Naveen | | | 1082 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Sandeepani, M Tharushi | | | 1134 | SRI | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Perera, Dulain | | | 1063 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | * 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) | | | | 20th Battle of the Kings | Colombo | SRI | 2016-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1239 | 1287 | 3.00 | 4 | 0.78 | 40 | 31.20 | |
| | Palihawadana, P A Layathma Mandi | | | 1034 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | De Silva, Tenara | | | 1356 | SRI | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Induwara, C Sujith | | | 1216 | SRI | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Ranasinghe, R Y G | | | 1351 | SRI | 1.00 | 1 | 0.59 | 40 | 23.60 | |
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 2016 | Kalutara | SRI | 2016-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1287 | 4.00 | 7 | 2.64 | 40 | 105.60 | |
| | Obeysekara, T A Sajith Chathuran | | | 1666 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Hetti Arachchige, Thisumi S | | | 1065 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Weerakoon, D D P | | | 1622 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Malhara, W.a. Hansana | | | 1687 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Galagamaarachchi, A S | | | 1687 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Fernando, J M Marlon P | | | 1687 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rathnayake, Jeewanthi | | | 1604 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | * 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) | | |
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