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Individual Calculations April 2008 |
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| Ivanov, Alexander Total change: 6.00 | |   |
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| 34th Annual Eastern Open | Washington DC | USA | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2565 | 7.00 | 8 | 0.56 | 10 | 5.60 | |
|  Tae, Patrick John | | | 2215 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Balasubramanian, Adit | | | 2215 | IND | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Melekhina, Alisa | | wf | 2215 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Kudrin, Sergey | g | | 2563 | USA | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Zimmer, Ralph P | f | | 2248 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Betaneli, Alexander | | | 2226 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Del, Mundo Anton P | | | 2334 | PHI | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Smith, Bryan | m | | 2392 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | |
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) | | | | Land of the Sky XXI | Asheville, NC | USA | 2008-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2327 | 2554 | 3.50 | 4 | 0.46 | 10 | 4.60 | |
| | Aliyev, Timur | | | 2218 | ISR | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Wheeler, Jerry T | f | | 2204 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Bereolos, Peter | f | | 2320 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Kudrin, Sergey | g | | 2566 | USA | 1.00 | 1 | 0.52 | 10 | 5.20 | |
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) | | | | Bermuda International Open | Southampton | BER | 2008-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2283 | 2554 | 3.50 | 4 | 0.23 | 10 | 2.30 | |
| | Sharp, Dale | | | 2204 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Moffat, Andrei | | | 2204 | CAN | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Cooper, Lawrence | m | | 2306 | ENG | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Ippolito, Dean | m | | 2417 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | |
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) | | | | 17th Annual Eastern Class Championships | Sturbridge, Massachusetts | USA | 2008-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2427 | 2554 | 2.00 | 4 | -0.65 | 10 | -6.50 | |
| | Bournival, Braden | f | | 2311 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Kelleher, William | f | | 2369 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Kudrin, Sergey | g | | 2566 | USA | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Sammour-Hasbun, Jorge | f | | 2460 | PLE | 0.00 | 1 | -0.63 | 10 | -6.30 | |
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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