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Individual Calculations November 2009 |
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| Irwanto, Sadikin Total change: -14.90 | |   |
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| IGB - 6th Dato’ Arthur Tan Malaysia Open Chess Championship 2009 | Kuala Lumpur | MAS | 2009-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2429 | 5.00 | 9 | -1.89 | 10 | -18.90 | |
|  Muminova, Nafisa | | wm | 2287 | UZB | 0.50 | 1 | -0.19 | 10 | -1.90 | |  Jordan, Dirk, Dr. | | | 2217 | GER | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Ma, Qun | | | 2319 | CHN | 0.00 | 1 | -0.65 | 10 | -6.50 | | | F. Sayani, M. Hendrik | | | 2190 | INA | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Ghader Pour, Shayesteh | | wm | 2172 | IRI | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Lim, Chuing Hoong Ronnie | | | 2281 | MAS | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Portugalera, Ric | | | 2193 | PHI | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Udani, Ian | | | 2241 | PHI | 0.00 | 1 | -0.74 | 10 | -7.40 | | | Siew, Kit-Tze Mark | | | 2029 * | MAS | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | KL Open Chess Championship 2009 | Kuala Lumpur | MAS | 2009-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2371 | 2429 | 5.50 | 9 | 0.40 | 10 | 4.00 | |
| | Medina, Warda Aulia | | wc | 2029 * | INA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Shetty, Rahul | m | | 2270 | IND | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Muminova, Nafisa | | wm | 2320 | UZB | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Dao, Thien Hai | g | | 2542 | VIE | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Chan, Wei Xuan Timothy | f | | 2363 | SIN | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Nguyen, Ngoc Truong Son | g | | 2589 | VIE | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Pak, Yevgeniy | | | 2348 | KAZ | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Megaranto, Susanto | g | | 2527 | INA | 0.00 | 1 | -0.37 | 10 | -3.70 | | | Mahmud, Syarif | f | | 2347 | INA | 0.50 | 1 | -0.11 | 10 | -1.10 | | | * 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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