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Individual Calculations January 2009 |
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| Melekhina, Alisa Total change: -18.75 | |   |
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| 16th North American FIDE Invitational | Skokie, Illinois | USA | 2008-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2348 | 2299 | 3.00 | 9 | -0.91 | 15 | -13.65 | |
|  Tate, Emory | m | | 2339 | USA | 0.50 | 1 | 0.06 | 15 | 0.90 | |  Haessel, Dale | f | | 2199 | CAN | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Pasalic, Mehmed | f | | 2391 | GER | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Felecan, Florin | f | | 2368 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Young, Angelo | m | | 2358 | PHI | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Bereolos, Peter | f | | 2330 | USA | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Parikh, Valay | m | | 2393 | IND | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Finegold, Ben | m | | 2527 | USA | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Stamnov, Aleksander | f | | 2230 | MKD | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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) | | | | 2008 Pan American - Continental Championships | Boca Raton, Florida | USA | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2321 | 2299 | 4.50 | 9 | 0.27 | 15 | 4.05 | |
| | Becerra, Julio J | g | | 2602 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Airapetian, Chouchanik | | wf | 2117 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Barros, Raul Junior | f | | 2002 | COL | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Almeida, Alfonso A | m | | 2378 | MEX | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Santalla, Andres | | | 2108 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Barrientos, Sergio | m | | 2450 | COL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Borda, Alan | f | | 2320 | BOL | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Aldama, Dionisio | m | | 2457 | MEX | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Sarkar, Justin | m | | 2451 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | 39th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2008-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 2299 | 2.00 | 5 | -0.61 | 15 | -9.15 | |
| | Smith, Bryan G | m | | 2406 | USA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Finney, Stuart S | | | 1949 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Sarkar, Justin | m | | 2451 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Greanias, Steven D | | | 2126 | USA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Kuderinov, Kirill | m | | 2413 | KAZ | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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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