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Individual Calculations May 2012 |
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| Berg, George P Total change: 42.60 | |   |
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| 55th Nassau FIDE Futurity | Mineola, New York | USA | 2012-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 2052 | 7.00 | 10 | 1.50 | 15 | 22.50 | |
|  Chipkin, Leonard B | | | 2067 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | |  Lima, Louis | | | 1961 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Felber, Joseph J | | | 2066 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Cortese, Anthony | | | 1942 | USA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Stenzel, Harold G | | | 2040 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Chipkin, Leonard B | | | 2067 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Lima, Louis | | | 1961 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Felber, Joseph J | | | 2066 | USA | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Cortese, Anthony | | | 1942 | USA | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Stenzel, Harold G | | | 2040 | USA | 0.50 | 1 | -0.02 | 15 | -0.30 | |
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) | | | | 42nd Annual World Amateur Team and US Team East | Parsippany, New Jersey | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2398 | 2052 | 1.00 | 2 | 0.77 | 15 | 11.55 | |
| | Goletiani, Rusudan | m | wg | 2344 | USA | 1.00 | 1 | 0.85 | 15 | 12.75 | | | Ramirez, Alejandro | g | | 2452 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2012 Marshall March Grand Prix | New York, New York | USA | 2012-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2045 | 2.50 | 4 | 0.90 | 15 | 13.50 | |
| | Gutierrez, Michael | | | 1763 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Adelson, Serge | | | 1971 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Lapshun, Yury | m | | 2445 * | USA | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Stripunsky, Alexander | g | | 2445 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Long Island Open | Ronkonkoma, New York | USA | 2012-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2340 | 2045 | 0.00 | 2 | -0.32 | 15 | -4.80 | |
| | Prasca Sosa, Rafael | m | | 2420 | VEN | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Allicock, Rawle A | f | | 2259 | ENG | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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) | | | | 2012 MCC March/April Grand Prix | New York, New York | USA | 2012-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2045 | 1.00 | 3 | -0.01 | 15 | -0.15 | |
| | Bonin, Jay Richard | m | | 2313 | USA | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Hoffmann, Asa | f | | 2239 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Kopiecki, Edward P | | | 1980 | USA | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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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