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Individual Calculations February 2020 |
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| Nirmal, Charith Total change: 95.20 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1316 | 1247 | 4.50 | 7 | 1.51 | 40 | 60.40 | |
|  Fernando, W W Senith Chinthira | | | 1008 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Fernando, J S Aloka | | | 1647 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thennakoon , T M S M B | | | 1072 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Bentharaarachchi, Vinuga Ometh | | | 1440 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Welege , Imantha Lakshan | | | 1097 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Weerasinghe, Isum | | | 1457 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Akasha, J P Vihanga | | | 1490 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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) | | | | Kaluthara International Chess Festival 2020 | Kaluthara | SRI | 2020-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1321 | 1247 | 3.50 | 6 | 0.87 | 40 | 34.80 | |
| | Lasitha, Subash | c | | 1647 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | De Silva, M W Sanuth Nihinsa | | | 1019 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Sooriyaarachchi, Isuru Madusha | | | 1507 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Karunarathna, D D C Adithya Kum | | | 1020 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Thalgaswatta, Adeesha Denuwan | | | 1097 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Hewawasam, H Y Nevanjee Dimanya | | wf | 1634 | SRI | 1.00 | 1 | 0.91 | 40 | 36.40 | | | * 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) | | |
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