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Individual Calculations October 2017 |
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| Basnayake, B M Thesandu Aken Total change: 29.76 | |   |
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| 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1158 | 1247 | 3.00 | 6 | -0.80 | 31 | -24.80 | |
|  Premanath, Dinushki | | wf | 1647 * | SRI | 0.00 | 1 | -0.08 | 31 | -2.48 | |  Medawewa, Kithsara G B | | | 1023 | SRI | 1.00 | 1 | 0.22 | 31 | 6.82 | | | Rodrigo, Ehansa Nayomi | | | 1040 | SRI | 1.00 | 1 | 0.23 | 31 | 7.13 | | | Alahakoon, A P I U | | | 1066 | SRI | 0.50 | 1 | -0.24 | 31 | -7.44 | | | Liyanage, D B M Nethmini | | | 1070 | SRI | 0.50 | 1 | -0.23 | 31 | -7.13 | | | Rashmika, A P L Amodh | | | 1100 | SRI | 0.00 | 1 | -0.70 | 31 | -21.70 | | | * 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) | | | | 8th Kandy Open International Rating Chess Championship 2017 | Kandy | SRI | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1312 | 1247 | 3.50 | 8 | -0.03 | 31 | -0.93 | |
| | Aluvihare, Shakila | | | 1647 * | SRI | 0.00 | 1 | -0.08 | 31 | -2.48 | | | Marasinghe, Chanethma Devangi | | | 1018 | SRI | 0.50 | 1 | -0.29 | 31 | -8.99 | | | Yapa Bandara, Chamodya | | | 1615 | SRI | 0.00 | 1 | -0.10 | 31 | -3.10 | | | Mannaperuma, M M Pamudu Thamara | | | 1050 | SRI | 1.00 | 1 | 0.25 | 31 | 7.75 | | | Mathangadeera, Tharaka Denuwan | | | 1102 | SRI | 1.00 | 1 | 0.31 | 31 | 9.61 | | | Gunarathna, Dilshan Akila | | | 1511 | SRI | 0.00 | 1 | -0.18 | 31 | -5.58 | | | Vishwakumar, R | | | 1075 | SRI | 1.00 | 1 | 0.27 | 31 | 8.37 | | | Weerakoon, Nalin | | | 1476 | SRI | 0.00 | 1 | -0.21 | 31 | -6.51 | | | * 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) | | | | 2nd West Asian Youth Chess Championship 2017 | Waskaduwa | SRI | 2017-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1286 | 4.00 | 8 | 1.79 | 31 | 55.49 | |
| | De Silva, L M S T | | | 1531 | SRI | 0.50 | 1 | 0.30 | 31 | 9.30 | | | Dahanayake, Kalindu | | | 1525 | SRI | 0.00 | 1 | -0.20 | 31 | -6.20 | | | Abeysekara, W A D T | | | 1467 | SRI | 0.50 | 1 | 0.24 | 31 | 7.44 | | | Senevirathne, S D B K | | | 1078 | SRI | 1.00 | 1 | 0.23 | 31 | 7.13 | | | Alwala, A D Hansaja Ramith | | | 1446 | SRI | 1.00 | 1 | 0.71 | 31 | 22.01 | | | Kodithuwakku, Lisara | | | 1530 | SRI | 0.00 | 1 | -0.20 | 31 | -6.20 | | | Vithanage, Sandaruwi M | | | 1523 | SRI | 1.00 | 1 | 0.80 | 31 | 24.80 | | | Vishwa, Vasnawala | | | 1669 | IND | 0.00 | 1 | -0.09 | 31 | -2.79 | |
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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