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Individual Calculations January 2018 |
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| Cahyadi Total change: -40.20 | |   |
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| Asian Amateur Chess Championship 2017 - Open | Chiang Mai | THA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1731 | 3.00 | 6 | -0.29 | 20 | -5.80 | |
|  Parhira, Preeda | | | 1358 | THA | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Boorchi, Byaruuzana | | | 1954 | MGL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Chan, Tun Lin | | | 1965 | MYA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Chongstitwattana, Cholapat | | | 1455 | THA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Foo, Jiu Weir Brien | | | 1380 | MAS | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Sharma, Pankaj | c | | 1934 | IND | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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) | | | | 9th Penang Heritage City International Chess Open 2017 (Challenger) | Pulau Pinang | MAS | 2017-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1339 | 1731 | 3.50 | 6 | -1.99 | 20 | -39.80 | |
| | Neoh, Sheng Wei Nicholas | | | 1331 * | MAS | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Chan, Wen Hui Ryan | | | 1331 * | SGP | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Chai, Chang Yik | | | 1331 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yeoh, Yuan Hui | | | 1341 | MAS | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Subramaniam, Kumaresan | | | 1331 * | MAS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shubh, Kapur | | | 1368 | IND | 1.00 | 1 | 0.10 | 20 | 2.00 | | | * 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) | | | | 4th Johor International Chess Challenger Open 2017 | Johor | MAS | 2017-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1523 | 1731 | 5.50 | 7 | 0.27 | 20 | 5.40 | |
| | Techamuanvivit, Pawit Cooper | | | 1331 * | THA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gan, Yeun Bin | | | 1354 | MAS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Wong, Shu Rui | | | 1512 | MAS | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Mahmood Shah, Mukhriez Shah | | | 1690 | MAS | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Tan, Yian Hau | | | 1544 | SGP | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Ramesh, Balasubramanian | | | 1661 | IND | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Babaev, Avaz | | | 1567 | UZB | 1.00 | 1 | 0.28 | 20 | 5.60 | | | * 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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