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Individual Calculations May 2012 |
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| Prasca Sosa, Rafael Total change: -6.10 | |   |
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| Long Island Open | Ronkonkoma, New York | USA | 2012-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2420 | 3.00 | 5 | -0.66 | 10 | -6.60 | |
|  Chipkin, Leonard B | | | 2067 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Allicock, Rawle A | f | | 2259 | ENG | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Berg, George P | | | 2045 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Kudrin, Sergey | g | | 2547 | USA | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Mirabile, Tim | | | 2154 | USA | 0.50 | 1 | -0.32 | 10 | -3.20 | |
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) | | | | 6th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2338 | 2420 | 5.50 | 9 | 0.05 | 10 | 0.50 | |
| | Daly, Troy | | | 2144 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Ardaman, Miles F | f | | 2254 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Akobian, Varuzhan | g | | 2621 | USA | 0.50 | 1 | 0.26 | 10 | 2.60 | | | Shankland, Sam | g | | 2580 | USA | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Vucic, Mladen | m | | 2328 | USA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Morales, Luciana | | wm | 2184 | PER | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Harmon-Vellotti, Luke | | | 2212 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Kashtanov, Rulsan | m | | 2361 | RUS | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Coleman, Teddy | f | | 2355 | USA | 0.50 | 1 | -0.09 | 10 | -0.90 | |
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) | | |
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