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Individual Calculations September 2012 |
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| Barayev, Isaac Total change: 18.90 | |   |
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| Caribbean Chess Carnival 2012 Under 20 | Port of Spain | TTO | 2012-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 2083 | 4.00 | 6 | -0.33 | 30 | -9.90 | |
|  Smith, Javanna | | wc | 1689 | TRI | 1.00 | 1 | 0.08 | 30 | 2.40 | |  Paul, Jayson | | | 1899 | TRI | 0.50 | 1 | -0.24 | 30 | -7.20 | | | Poon, Yu Tien | | | 2035 | BAR | 0.00 | 1 | -0.57 | 30 | -17.10 | | | Larez Hernandez, Jose Alejandro | | | 1803 | VEN | 1.00 | 1 | 0.16 | 30 | 4.80 | | | Husbands, Orlando | | | 1948 | BAR | 1.00 | 1 | 0.32 | 30 | 9.60 | | | Singh, Vishnu | | | 2023 | TRI | 0.50 | 1 | -0.08 | 30 | -2.40 | |
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) | | | | 11th Annual Manhattan Open - U2300 Section | New York, New York | USA | 2012-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2083 | 4.00 | 6 | 0.96 | 30 | 28.80 | |
| | Ding, Kimberly | | wf | 1941 | USA | 0.50 | 1 | -0.19 | 30 | -5.70 | | | Graeffe, J Alex | | | 1994 | USA | 1.00 | 1 | 0.38 | 30 | 11.40 | | | Treger, Effim | | | 2203 | USA | 0.50 | 1 | 0.16 | 30 | 4.80 | | | Barrett, Stephen J | | | 2217 | ENG | 0.50 | 1 | 0.18 | 30 | 5.40 | | | Robinson, Darrian | | | 1979 | USA | 1.00 | 1 | 0.36 | 30 | 10.80 | | | Kats, Alena | | wf | 2130 | USA | 0.50 | 1 | 0.07 | 30 | 2.10 | |
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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