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Individual Calculations February 2016 |
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| Abdulraheem, Abdulrahman Akintoye Total change: -18.00 | |   |
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| 38TH NIGERIAN BREWERIES PLC INTERNATIONAL OPEN CHESS CHAMPIONSHIPS MASTERS SECTION | LAGOS | NGR | 2015-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2081 | 2203 | 4.00 | 9 | -1.97 | 40 | -78.80 | |
|  Dasaolu, Olurotimi | | | 2060 | NGR | 0.50 | 1 | -0.19 | 40 | -7.60 | |  Abdulkadir, Umar | | | 2077 | NGR | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Simplice, Degondo | f | | 2107 | CIV | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Salawu, Mutiu | | | 2073 | NGR | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Obubele, Koko | | | 2084 | NGR | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Dennis, Ogbogho | | | 2075 | NGR | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Othman, Fuenshak | | | 2050 | NGR | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Omoifo, Osemekhian I | | | 2106 | USA | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Olusoga, Olawale | | | 2100 | NGR | 0.50 | 1 | -0.14 | 40 | -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) | | | | 2ND ASHTONWELLS (INVITATIONAL) CHESS CHAMPIONSHIP MALE SECTION | ABRAKA | NGR | 2015-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2245 | 2203 | 6.00 | 9 | 2.02 | 40 | 80.80 | |
| | Dieyi, Roland | c | | 2252 | NGR | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Anwuli, Daniel | | | 2182 | NGR | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Oragwu, Chukwunonso | c | | 2254 | NGR | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Adeshina, Adeyinka | c | | 2287 | NGR | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Adu, Oladapo | m | | 2238 | NGR | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Abimbola, Osunfuyi | | | 2242 | NGR | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Unwana, Eugene Ekpoikong | f | | 2235 | NGR | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Sorungbe , Ademola | c | | 2243 | NGR | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Adegboyega, Adebayo | f | | 2269 | NGR | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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) | | | NOTE: K factor changed | | 1ST SOUTH WEST OPEN CHESS CHAMPIONSHIPS | Ibadan | NGR | 2015-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2203 | 2.00 | 4 | -0.76 | 20 | -15.20 | |
| | Othman , Fuenshak | | | 2050 | NGR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Anwuli, Daniel | | | 2182 | NGR | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Lawal, ,olalekan | | | 1803 * | NGR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fawole, John Oyeyemi | c | | 2126 | NGR | 0.00 | 1 | -0.61 | 20 | -12.20 | | | * 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) | | | NOTE: K factor changed | | 3RD BENIN CHESS TOURNAMENT | BENIN-CITY | NGR | 2015-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 2203 | 4.50 | 7 | -0.24 | 20 | -4.80 | |
| | Odiase, Oluwaseun | | | 1834 | NGR | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Ogbogho, Dennis | | | 2075 | NGR | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Oyama, Ekok | | | 2089 | NGR | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Koko, Obubele | | | 2084 | NGR | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Balogun, Oluwafemi | c | | 2217 | NGR | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Shaapera, Dooterna | | | 2054 | NGR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Obanuta, David Ovie | | | 2081 | NGR | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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