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Individual Calculations January 2009 |
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| Sanchez, Ingrid Total change: -2.25 | |   |
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| America Central and Caribbean Regional Youth Championship U- 18 Female | San Salvador | ESA | 2008-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 1963 | 1.50 | 3 | -0.20 | 15 | -3.00 | |
|  Castro, Azalea | | wf | 1978 | ESA | 1.00 | 1 | 0.52 | 15 | 7.80 | |  Melendez, Gabriela | | wf | 1955 | ESA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Madrigal Bodan, Ana D. | | | 1807 | NCA | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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) | | | | Segundo Abierto 2008 | El Salvador | ESA | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 1964 | 1.00 | 2 | 0.30 | 15 | 4.50 | |
| | Tobar, Jorge | | | 2005 | ESA | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Martinez, Nelson | f | | 2149 | ESA | 0.50 | 1 | 0.24 | 15 | 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) | | | | Olympiad Dresden Women | Dresden | GER | 2008-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 1964 | 3.50 | 7 | -0.25 | 15 | -3.75 | |
| | Al-Khelaifi, Kholoud | | | 1614 | QAT | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Oliver, Shannon | | wf | 1942 | AUS | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Salman Mahini, Mona | | wf | 2113 | IRI | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Coimbra, Margarida | | wf | 2105 | POR | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Bayrak, Asli | | wf | 2005 | TUR | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Salem, Amna | | | 1772 | UAE | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Osmanodja, Filiz | | | 1939 | GER | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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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