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Individual Calculations October 2008 |
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| Schoonmaker, Nicholas Total change: 21.75 | |   |
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| 2008 US Class Championships | Houston, Texas | USA | 2008-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2195 | 2.50 | 4 | 0.28 | 15 | 4.20 | |
|  Dejmek, Mark W | | | 2136 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | |  Greanias, Steven D | | | 2109 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Coraretti, Benjamin | | | 1978 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Fernandez, Daniel | m | | 2401 | USA | 0.50 | 1 | 0.26 | 15 | 3.90 | |
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) | | | | 109th Annual US Open | Dallas, Texas | USA | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2230 | 2195 | 4.50 | 7 | 1.23 | 15 | 18.45 | |
| | Aird, Ian | | | 2046 | SCO | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Itkis, Hana | | wf | 2073 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Luchan, Jason G | | | 2130 | USA | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Bradford, Joseph M | m | | 2418 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Noland, Shawn | | | 2120 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Whatley, Andrew W | f | | 2293 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Yermolinsky, Alex | g | | 2530 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | |
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) | | | | 4th Okie Chess Festival - Okie Master Invitational | Tulsa, Oklahoma | USA | 2008-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2242 | 2195 | 3.00 | 7 | -0.06 | 15 | -0.90 | |
| | Chua, Alexander J | | | 2262 | USA | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Vaidya, Chaitanya N | | | 2145 | IND | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Zorigt, Bayaraa | | wf | 2179 | MGL | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Movsisyan, Movses | f | | 2247 | USA | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Smith, Bryan G | m | | 2394 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Holt, Conrad | | | 2219 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Gossell, Thomas G | | | 2251 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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) | | |
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