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Individual Calculations December 2021 |
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| Njoroge, Martin Total change: -32.00 | |   |
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| 2021 Mombasa Open Chess Championship - Open Section | Mombasa | KEN | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1959 | 4.50 | 7 | -1.01 | 20 | -20.20 | |
|  Wanjala, Pius | | | 1559 * | KEN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Gicheru, Kennedy Muthoni | | | 1637 | KEN | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Mwangi, John Milton Kihara | | | 1828 | KEN | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Okoth, Edwin | | | 1559 * | KEN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mukabi, John | c | | 1789 | KEN | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Were, Samuel | | | 1852 | UGA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Andiwoh, Moses | | | 1768 | KEN | 0.50 | 1 | -0.25 | 20 | -5.00 | | | * 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) | | | | Muranga Open Chess Championship 2021 - Open Section | Muranga | KEN | 2021-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1933 | 2.50 | 4 | -0.59 | 20 | -11.80 | |
| | Martin, Kagiri | | | 1533 * | KEN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Naker, Jay | | | 1533 * | KEN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kiburi, Elijah Kamau | | | 1767 | KEN | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Ndegwa, Jackson Kamau | | | 1909 | KEN | 0.00 | 1 | -0.53 | 20 | -10.60 | | | * 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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