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Blitz:
Individual Calculations May 2019 |
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| Welikandarachchi, D J Pinsara Total change: -15.20 | |   |
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| Sri Lanka National Youth Blitz Chess Championship 2019 - Under 14 Open | Colombo | SRI | 2019-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1117 | 1070 | 2.00 | 5 | -0.21 | 20 | -4.20 | |
|  Bentharaarachchi, Vinuga Ometh | | | 1283 | SRI | 0.50 | 1 | 0.27 | 20 | 5.40 | |  Alwela, Senuja Thimeth | | | 1170 | SRI | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Jayashanka, S A D Sadeepa | | | 1036 | SRI | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Gamage, Sanula Udan | | | 1058 | SRI | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Deshapriya, A M M Nandula | | | 1036 | SRI | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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) | | | | Asian Youth Blitz Chess Championship 2019 - Under 14 Open | Colombo | SRI | 2019-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1257 | 1070 | 1.00 | 6 | -0.55 | 20 | -11.00 | |
| | Mathes Arachchi, Bhanila M | | | 1363 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Perera, M N Akash | | | 1181 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Ramanayaka, Y R P M | | | 1296 | SRI | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Tennakoon, Lisara Samadhith | | | 1221 | SRI | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Sandaruwan, M G Ravindu | | | 1250 | SRI | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Jayangana, R M S C | | | 1233 | SRI | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | |
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