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Individual Calculations May 2012 |
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| Gelashvili, Tamaz Total change: -18.70 | |   |
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| 21st Annual Eastern Class Championships | Sturbridge, Massachusetts | USA | 2012-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2492 | 2619 | 1.50 | 3 | -0.52 | 10 | -5.20 | |
|  Kekelidze, Mikheil | g | | 2473 | GEO | 0.50 | 1 | -0.20 | 10 | -2.00 | |  Ivanov, Alexander | g | | 2513 | USA | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Gerzhoy, Leonid | m | | 2489 | CAN | 1.00 | 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) | | | | Long Island Open | Ronkonkoma, New York | USA | 2012-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2275 | 2619 | 2.50 | 3 | -0.15 | 10 | -1.50 | |
| | Kopec, Danny | m | | 2336 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Bodek, Michael H | | | 2270 | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Resika, Nathan | f | | 2219 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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) | | | | 13th Annual Pittsburgh Open | Pittsburgh, Pennsylvania | USA | 2012-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2619 | 2.50 | 3 | 0.00 | 10 | 0.00 | |
| | Rosen, Eric S | f | | 2351 | USA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Arias Santana, Maurico | m | | 2335 | CRC | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Van Kooten, Luuk | f | | 2346 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | |
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) | | | | 34th Annual Marchand Open | Rochester, New York | USA | 2012-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2334 | 2619 | 4.00 | 5 | -0.08 | 10 | -0.80 | |
| | Rofrano, Joshua | | | 2219 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Slomski, Matt | | | 2219 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Aaron, Deepak | | | 2234 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Kekelidze, Mikheil | g | | 2473 | GEO | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Perelshteyn, Eugene | g | | 2523 | USA | 0.50 | 1 | -0.13 | 10 | -1.30 | | | * 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) | | | | 6th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2427 | 2619 | 5.50 | 9 | -1.12 | 10 | -11.20 | |
| | Ortiz, Nadya | | wg | 2255 | COL | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Bartell, Thomas | f | | 2365 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Burnett, Ronald | m | | 2352 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Shabalov, Alexander | g | | 2523 | USA | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Sarkar, Justin | m | | 2391 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Managadze, Nikoloz | m | | 2475 | GEO | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Kashtanov, Rulsan | m | | 2361 | RUS | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Stripunsky, Alexander | g | | 2566 | USA | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Panchanathan, Magesh | g | | 2557 | IND | 0.00 | 1 | -0.59 | 10 | -5.90 | |
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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