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Individual Calculations July 2012 |
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| Robinson, Darrian Total change: 25.65 | |   |
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| 2012 Marshall April Grand Prix | New York, New York | USA | 2012-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 1947 | 1.00 | 1 | 0.46 | 15 | 6.90 | |
|  Tanenbaum, Zachary | | | 1919 | USA | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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) | | | | 2012 MCC May Grand Prix | New York, New York | USA | 2012-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 1947 | 1.00 | 3 | -0.16 | 15 | -2.40 | |
|  Abe, Mahiro | | | 1876 | JPN | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Sena, Juan | | | 2145 | DOM | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Polyakin Jr, Vladimir | | | 2078 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | 21st Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2012-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 1947 | 3.50 | 7 | 1.51 | 15 | 22.65 | |
| | Terrie, Henry L | | | 2041 | USA | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Shaw, Tenzing W | | | 2159 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Yim, Tony Sung | | | 2112 | KOR | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Keating, Robert F | | | 2119 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Velikanov, Alexander | | | 2157 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Hoover, Nathan E | | | 2123 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Trimble, Selden | | | 2067 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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) | | | | 5th New York International - U2200 Section | New York, New York | USA | 2012-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1947 | 0.50 | 1 | -0.10 | 15 | -1.50 | |
| | Kostovetsky, Danie | | | 1877 | USA | 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) | | |
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