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Individual Calculations November 2018 |
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| Khumalo, Keith Total change: 16.40 | |   |
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| ACL Chess Festival 2018 (Elite) | Cape Town | RSA | 2018-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1925 | 3.50 | 5 | -0.05 | 40 | -2.00 | |
|  Southey, Andrew M. | | | 1708 | RSA | 0.50 | 1 | -0.28 | 40 | -11.20 | |  September, Veroe | | | 1755 | RSA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Blows, Kian | | | 1525 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Erlank, Warrick | | | 1936 | RSA | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Samuels, Ethan | | | 1812 | RSA | 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) | | | | Sol Plaatje University FIDE Open (A Section) | Kimberley | RSA | 2018-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1925 | 1.50 | 3 | -0.76 | 40 | -30.40 | |
| | Raad, Graham | | | 1525 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Masiya, Mfundo | | | 1943 | RSA | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Mathebula, Xolani Cebo | | | 1599 | RSA | 0.00 | 1 | -0.87 | 40 | -34.80 | | | * 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) | | | | Northern Cape Open (Prestige) | Kimberley | RSA | 2018-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1803 | 1925 | 4.50 | 5 | 1.22 | 40 | 48.80 | |
| | Mashope, Mpho D. | | | 1684 | RSA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Magwaza, Mongezi | | | 1705 | RSA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Baatjies, Thsepo | | | 1779 | RSA | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Mbedza, Richard | c | | 1951 | MAW | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Mailula, Matsobane | | | 1898 | RSA | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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