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Individual Calculations February 2013 |
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| Gelashvili, Tamaz Total change: -4.90 | |   |
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| 2012 Marshall Chess Club Championship | New york, New York | USA | 2012-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2359 | 2566 | 5.50 | 8 | -0.42 | 10 | -4.20 | |
|  Sena, Juan | | | 2166 * | DOM | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Allicock, Rawle A | f | | 2281 | ENG | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Kekelidze, Mikheil | g | | 2491 | GEO | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Sarkar, Justin | m | | 2415 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Izoria, Zviad | g | | 2595 | GEO | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Rohde, Michael A | g | | 2434 | USA | 0.00 | 1 | -0.68 | 10 | -6.80 | | | Resika, Nathan | f | | 2166 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bonin, Jay Richard | m | | 2322 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | * 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) | | | | 22nd Annual North American Open - Open Section | Las Vegas, Nevada | USA | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2355 | 2566 | 5.50 | 9 | -1.27 | 10 | -12.70 | |
| | Betaneli, Alex | f | | 2243 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Young, Angelo | m | | 2341 | PHI | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Li, Chao | g | | 2670 | CHN | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Amanov, Zhanibek | m | | 2359 | KAZ | 0.00 | 1 | -0.77 | 10 | -7.70 | | | Aripov, Iskandar | | | 2166 * | UZB | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Harmon-Vellotti, Luke | f | | 2338 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Tate, Emory A | m | | 2302 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Krush, Irina | m | wg | 2459 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Bodek, Michael H | f | | 2316 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | * 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) | | | | 45th Annual Liberty Bell Open - Open Section | Philadelphia, Pennsylvania | USA | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2480 | 2566 | 3.00 | 3 | 1.20 | 10 | 12.00 | |
| | Erenburg, Sergey | g | | 2637 | USA | 1.00 | 1 | 0.60 | 10 | 6.00 | | | Shvartsman, Andrew | c | | 2273 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Kudrin, Sergey | g | | 2531 | USA | 1.00 | 1 | 0.45 | 10 | 4.50 | |
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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