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Individual Calculations July 2009 |
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| Boas, Toby Total change: 0.00 | |   |
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| 16th Space Coast Open | Cocoa Beach, Florida | USA | 2009-05-08 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2280 | 0 | 2.50 | 3 | 0.00 | 2305 | | 0.00 | |
|  La Rota, Fabio | f | | 2266 | USA | 1.00 | 1 | 0.00 | | 0.00 | |  Goss, Mel H | | | 2131 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Kuderinov, Kirill | m | | 2443 | KAZ | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 2156 | 0 | 2.50 | 6 | 0.00 | 2099 | | 0.00 | |
| | Hilton, Jonathan L | | | 2220 | USA | 0.50 | 1 | 0.00 | | 0.00 | | | Burgess, Jon L | | | 2230 | ENG | 1.00 | 1 | 0.00 | | 0.00 | | | Santarius, Erik F | | | 2252 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Chow, Albert C | f | | 2203 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Shetty, Atulya A | | | 1972 | USA | 0.50 | 1 | 0.00 | | 0.00 | | | Mattson, Dane M | | | 2061 | USA | 0.50 | 1 | 0.00 | | 0.00 | |
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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