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Individual Calculations March 2010 |
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| Sarkar, Justin Total change: -0.10 | |   |
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| Edward Lasker Memorial and 93rd Annual Marshall Chess Club Championship | New York, New York | USA | 2009-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2320 | 2374 | 4.00 | 8 | -0.41 | 10 | -4.10 | |
|  Frumkin, Edward A | | | 2017 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Panchanathan, Magesh | g | | 2541 | IND | 0.00 | 1 | -0.28 | 10 | -2.80 | | | West, James R | | | 2159 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Yudasin, Leonid G | g | | 2536 | ISR | 1.00 | 1 | 0.71 | 10 | 7.10 | | | Lenderman, Alex | m | | 2546 | USA | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Kudrin, Sergey | g | | 2577 | USA | 0.00 | 1 | -0.24 | 10 | -2.40 | | | Ostrovskiy, Aleksandr | c | | 2147 | USA | 0.00 | 1 | -0.79 | 10 | -7.90 | | | Waxman, Marian | | | 2038 | USA | 1.00 | 1 | 0.12 | 10 | 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) | | | | 2010 Happy New Year Open | New york, New York | USA | 2010-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2258 | 2378 | 2.50 | 3 | 0.58 | 10 | 5.80 | |
| | Guevara, Robert N | | | 2085 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | West, James R | | | 2157 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Yudasin, Leonid G | g | | 2533 | ISR | 0.50 | 1 | 0.21 | 10 | 2.10 | |
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) | | | | 8th Parsvnath International Open Chess Tournament | New Delhi | IND | 2010-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2174 | 2378 | 7.50 | 11 | -0.69 | 10 | -6.90 | |
| | Mohanan, C S | | | 1978 * | IND | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bhattacharya, Niladri Shekhar | | | 2111 | IND | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Negi, V S | | | 2078 | IND | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Dahale, Atul | | | 2114 | IND | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Santu, Mondal | | | 2195 | IND | 0.00 | 1 | -0.74 | 10 | -7.40 | | | Divyasri, Ch | | | 2083 | IND | 0.50 | 1 | -0.35 | 10 | -3.50 | | | Rathod, Gopal Ashok | | | 2096 | IND | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Anurag, Jaiswal | | | 2214 | IND | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Phadke, Sohan | | | 2201 | IND | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Jaiswal, Puneet | | | 2259 | IND | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Turov, Maxim | g | | 2584 | RUS | 0.50 | 1 | 0.26 | 10 | 2.60 | | | * 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) | | | | Gibraltar Masters | Gibraltar | ENG | 2010-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2298 | 2378 | 6.50 | 10 | 0.51 | 10 | 5.10 | |
| | Haarr, Jon Kristian | | | 2157 | NOR | 0.00 | 1 | -0.78 | 10 | -7.80 | | | Ogada-Osir, Ibrahim | | | 2104 | AUS | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Doubleday, William G. | | | 2115 | CAN | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Martsynovskaya, Marina | | wm | 2184 | FRA | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Malakhatko, Vadim | g | | 2549 | BEL | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Urbina Perez, Juan Antonio | | | 2197 | ESP | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Edouard, Romain | g | | 2608 | FRA | 0.00 | 1 | -0.21 | 10 | -2.10 | | | Weeramantry, Sunil | f | | 2201 | SRI | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Sedina, Elena | m | wg | 2335 | ITA | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Naumann, Alexander | g | | 2525 | GER | 0.50 | 1 | 0.20 | 10 | 2.00 | |
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) | | |
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