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Individual Calculations March 2011 |
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| Bojkov, Dejan Total change: -20.60 | |   |
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| Schaakfestival Groningen 2010 Open A | Groningen | NED | 2010-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2465 | 2542 | 6.50 | 9 | 1.12 | 10 | 11.20 | |
|  Stjazhkina, Olga | | wg | 2240 | RUS | 1.00 | 1 | 0.15 | 10 | 1.50 | |  Ashwin, Jayaram | m | | 2420 | IND | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Brandenburg, Daan | m | | 2515 | NED | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Baghdasaryan, Vahe | | | 2303 | ARM | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Nyzhnyk, Illya | m | | 2536 | UKR | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Rotstein, Arkadij | g | | 2538 | GER | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Bok, Benjamin | m | | 2458 | NED | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Andriasian, Zaven | g | | 2585 | ARM | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Bluvshtein, Mark | g | | 2587 | CAN | 0.50 | 1 | 0.06 | 10 | 0.60 | |
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) | | | | 2011 Berekely International | Berkeley, California | USA | 2011-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2376 | 2544 | 5.00 | 9 | -1.45 | 10 | -14.50 | |
| | Lee, Andy | f | | 2271 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Rensch, Daniel | m | | 2393 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Zilbrstein, Dmitry | m | | 2386 | USA | 0.00 | 1 | -0.71 | 10 | -7.10 | | | Almeida, Alfonso | m | | 2356 | MEX | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Kiewra, Keaton | f | | 2337 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Shivaji, Shivkumar | f | | 2303 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Cornejo, Max | m | | 2413 | PER | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Bykhovsky, Anatoly | g | | 2510 | ISR | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Naroditsky, Daniel | f | | 2419 | USA | 0.00 | 1 | -0.67 | 10 | -6.70 | |
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) | | | | 2nd Annual Golden State Open | Concord, California | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2270 | 2544 | 5.50 | 7 | -0.15 | 10 | -1.50 | |
| | Applebaum, Andy F | | | 2163 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Steinfl, Alessandr | | | 2209 | ITA | 0.00 | 1 | -0.88 | 10 | -8.80 | | | Chan, Julian M | | | 2144 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Sevian, Samuel | | | 2144 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bryant, John Daniel | f | | 2403 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Tate, Emory A | m | | 2306 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Sevillano, Enrico | m | | 2522 | USA | 1.00 | 1 | 0.47 | 10 | 4.70 | | | * 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) | | | | Jimmy Quon Memorial | Los Angeles, California | USA | 2011-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2407 | 2544 | 4.50 | 9 | -1.58 | 10 | -15.80 | |
| | Steinfl, Alessandr | | | 2209 | ITA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Naroditsky, Daniel | f | | 2419 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Amanov, Zhanibek | m | | 2421 | KAZ | 0.00 | 1 | -0.67 | 10 | -6.70 | | | Taylor, Timothy W | m | | 2314 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Adamson, Robby | f | | 2349 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Paragua, Mark C | g | | 2521 | PHI | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Khachiyan, Melikset | g | | 2518 | USA | 0.00 | 1 | -0.54 | 10 | -5.40 | | | Molner, Mackenize | m | | 2458 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Stopa, Jacek | m | | 2451 | POL | 0.50 | 1 | -0.13 | 10 | -1.30 | |
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) | | |
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