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Individual Calculations March 2012 |
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| Manvelyan, Hayk Total change: -1.35 | |   |
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| 2012 Northern California International | Fremont, California | USA | 2012-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2202 | 4.50 | 9 | -0.35 | 15 | -5.25 | |
|  Molner, Mackenzie | m | | 2449 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | |  Helfst, Matt | | | 1943 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Rodriguez, Eric | f | | 2352 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Evans, Bela | f | | 2262 | USA | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Liu, Daniel | | | 2049 | USA | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Inumerable, Florentino | | | 2154 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Viswanadha, Kesav | | | 1987 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Piasetski, Leon | m | | 2305 | CAN | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Rabin, Evan | | | 2035 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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) | | | | 3rd Annual Golden State Open | Concord, California | USA | 2012-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 2202 | 2.50 | 5 | -0.34 | 15 | -5.10 | |
| | Haring, Ruth Inez | | wm | 1950 | USA | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Beilin, Allan | | | 1922 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | De Guzman, Ricardo | m | | 2393 | PHI | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Zilberstein, Dmitry | m | | 2407 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Liu, Daniel | | | 2049 | USA | 0.50 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | 29th Annual US Amateur Team Championship West | Santa Clara, California | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2202 | 2.50 | 3 | 0.60 | 15 | 9.00 | |
| | Feghhi, Alexander | | | 1802 * | ESP | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Shivaji, Shivkumar | f | | 2295 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Pinto, Mark A | f | | 2120 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | | * 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) | | |
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