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Individual Calculations January 2018 |
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| Zhao, Isaac Total change: -86.00 | |   |
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| 2017 Box Hill Open | Melbourne | AUS | 2017-10-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1921 | 5.00 | 8 | -1.45 | 40 | -58.00 | |
|  Peng, Yuxiang | | | 1521 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Sharman, Scot A | | | 1544 | AUS | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Ng, Reiner | | | 1522 | AUS | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Sanusi-Goh, Gavyn | | | 1552 | AUS | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Prakash, Satya | | | 1602 | AUS | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Dissanayake, Himath | | | 1888 | SRI | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Li, Jackie | | | 1521 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Raine, Marcus | | | 1950 | AUS | 0.00 | 1 | -0.46 | 40 | -18.40 | | | * 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) | | | | WORLD YOUTH U-16 CHESS OLYMPIAD 2017 | Gujarat | IND | 2017-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 1975 | 2.00 | 7 | -0.70 | 40 | -28.00 | |
| | Jayakumaar, S | | | 2254 | IND | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Jeff, Gichuki | c | | 1606 | KEN | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Liang, Hairan | c | | 2150 | CAN | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Rabeea, Sabah Nori | f | | 2039 | IRQ | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Sargsyan, Shant | m | | 2375 * | ARM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Subrata, Biswas | | | 2182 | BAN | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Essa, Naseem Ahmed | f | | 1864 | RSA | 0.00 | 1 | -0.65 | 40 | -26.00 | | | * 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) | | |
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