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Individual Calculations August 2017 |
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| Silva, Kevin Ranidu Total change: 138.80 | |   |
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| Sri Lanka National B Chess Championship 2017 | Narahenpita | SRI | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1683 | 5.00 | 9 | 1.80 | 40 | 72.00 | |
|  Priyankara, Chamil | | | 2034 | SRI | 1.00 | 1 | 0.89 | 40 | 35.60 | |  De Silva, Elath Mathanga | | | 1859 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Thilakarathne, G M S | | | 1850 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Herath, H M A Y | | | 1554 | SRI | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Piyumantha, M Thisal Manjith | | | 1513 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Randil, Lakshitha | | | 1905 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Aktar, M R | | | 1820 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | | | De Silva, Rasheen | | | 1788 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Samaranayake, K P R N | | | 1873 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Commonwealth Chess Championship Under - 12 - 2017 | New Delhi | IND | 2017-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 1683 | 4.50 | 7 | 1.67 | 40 | 66.80 | |
| | Subhranil, Majumder | | | 1283 * | IND | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Adarsh, Tripathi | | | 1858 | IND | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Zia, Tahsin Tajwar | | | 1781 | BAN | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Jain, Kashish Manoj | | | 1767 | IND | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Dhrupad, Kashyap | | | 1712 | IND | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Rohith, Krishna S | c | | 2083 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mahitosh, Dey | | | 1792 | IND | 0.50 | 1 | 0.15 | 40 | 6.00 | | | * 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) | | |
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