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Individual Calculations August 2018 |
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| Amarasinghe, A A C B Total change: -4.60 | |   |
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| 5th Sri Lanka National Amateur International Rating Chess Championships 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1563 | 1917 | 6.50 | 8 | -0.61 | 20 | -12.20 | |
|  Gamage, G D P A | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Weerathungalage, W D Malisha Sasv | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Akash, P A Oditha | | | 1542 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Dabarera, G W D M | | | 1700 | SRI | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Yatawala, Manushka | | | 1574 | SRI | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Bogodawatte , Keshan | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kalubowila, K H N | | | 1609 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Lakmal, M A C | | | 1524 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 3rd SSC Open International Rating Chess Tournament 2018 | Matara | SRI | 2018-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1917 | 6.50 | 8 | 0.61 | 20 | 12.20 | |
| | Tharanga, R A R | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bentharaarachchi, Vinuga Ometh | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Pathmasiri, R D Isuru Saranga | | | 1517 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Wijesooriya, Senithu Minath | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nethsara, R Navod | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Peiris, T G M | | | 2097 | SRI | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Rathnayake, M A A H | | | 1879 | SRI | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Premachandra, G T D M | | | 1933 | SRI | 0.50 | 1 | 0.02 | 20 | 0.40 | | | * 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) | | | | Inter University Chess Championship 2018 - Men | Colombo | SRI | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1917 | 3.50 | 5 | -0.23 | 20 | -4.60 | |
| | Basnayaka, M T B | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Munasinghe, Lahiru | | | 1927 | SRI | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Aluvihare, Shakila | | | 1733 | SRI | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Perera, M C C | | | 1517 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayasinghe, Keeth M S | | | 1802 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | * 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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