Individual Calculations September 2010 |
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Zierk, Steven C Total change: 5.70 | | |
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Vassily Smyslov Memorial | San Francisco, CA | USA | 2010-06-01 |
Rc | Ro | w | n | change | K | K*chg | Game |
2298 | 2377 | 6.50 | 9 | 1.06 | 15 | 15.90 | |
| Sandberg, Evan M | | | 2164 | USA | 0.50 | 1 | -0.27 | 15 | -4.05 | | Liou, Yian | | | 2222 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | | De Guzman, Ricardo | m | | 2395 | PHI | 0.50 | 1 | 0.03 | 15 | 0.45 | | Odondoo, Ganbold | m | | 2346 | MGL | 1.00 | 1 | 0.46 | 15 | 6.90 | | Zavadsky, Peter | | | 2275 | SVK | 0.50 | 1 | -0.14 | 15 | -2.10 | | Lobo, Richard C | | | 2251 | ENG | 1.00 | 1 | 0.33 | 15 | 4.95 | | Lee, Andy C | f | | 2302 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | Grefe, John A | m | | 2342 | USA | 1.00 | 1 | 0.45 | 15 | 6.75 | | Naroditsky, Daniel | f | | 2381 | USA | 0.50 | 1 | 0.01 | 15 | 0.15 | | 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) | | 4th Annual Philadelphia International | King of Prussia, Pennsylvania | USA | 2010-06-25 |
Rc | Ro | w | n | change | K | K*chg | Game |
2356 | 2377 | 5.00 | 9 | 0.29 | 15 | 4.35 | |
| Paragua, Mark C | g | | 2497 | PHI | 0.50 | 1 | 0.16 | 15 | 2.40 | | Simutowe, Amon S | g | | 2452 | ZAM | 0.00 | 1 | -0.40 | 15 | -6.00 | | Panchanathan, Magesh | g | | 2549 | IND | 0.50 | 1 | 0.23 | 15 | 3.45 | | Aripov, Iskandar | | | 2100 | UZB | 1.00 | 1 | 0.17 | 15 | 2.55 | | Perez, Robert M | | | 2212 | USA | 1.00 | 1 | 0.28 | 15 | 4.20 | | Baquero, Luis A | | | 2260 | COL | 1.00 | 1 | 0.34 | 15 | 5.10 | | Bellaiche, Anthony | m | | 2442 | FRA | 0.00 | 1 | -0.41 | 15 | -6.15 | | Chen, Howard J | | | 2276 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | | Battaglini, Gabriel | m | | 2420 | FRA | 0.00 | 1 | -0.44 | 15 | -6.60 | | 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) | | 38th Annual World Open - Open Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
Rc | Ro | w | n | change | K | K*chg | Game |
2301 | 2377 | 2.00 | 5 | -0.93 | 15 | -13.95 | |
| Potkin, Vladimir | g | | 2634 | RUS | 0.00 | 1 | -0.18 | 15 | -2.70 | | Harmon-Vellotti, Luke | | | 2062 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | | Tuhrim, Richard J | | | 2101 | USA | 1.00 | 1 | 0.17 | 15 | 2.55 | | Paragua, Mark C | g | | 2497 | PHI | 0.00 | 1 | -0.34 | 15 | -5.10 | | Mabe, Chris J | | | 2209 | USA | 0.00 | 1 | -0.72 | 15 | -10.80 | | 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 US Junior Championship | St. Louis, Missouri | USA | 2010-07-10 |
Rc | Ro | w | n | change | K | K*chg | Game |
2371 | 2385 | 4.50 | 9 | -0.16 | 15 | -2.40 | |
| Yang, Darwin | f | | 2396 | USA | 0.00 | 1 | -0.48 | 15 | -7.20 | | Rosen, Eric S | | | 2179 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | Robson, Ray | g | | 2562 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | Holt, Conrad | f | | 2402 | USA | 1.00 | 1 | 0.52 | 15 | 7.80 | | Zhao, Parker B | | | 2267 | USA | 0.00 | 1 | -0.66 | 15 | -9.90 | | Harper, Warren T | f | | 2304 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | Bryant, John Daniel | f | | 2403 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | Shankland, Samuel | m | | 2513 | USA | 0.50 | 1 | 0.17 | 15 | 2.55 | | Hughes, Tyler B | | | 2312 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | 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) | | 2010 Denker Tournament of High School Champions | Irvine, California | USA | 2010-07-31 |
Rc | Ro | w | n | change | K | K*chg | Game |
2143 | 2385 | 2.50 | 3 | 0.12 | 15 | 1.80 | |
| Guo, Alex | | | 2121 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | Anzis, Matt | | | 2071 | USA | 0.50 | 1 | -0.36 | 15 | -5.40 | | Zhang, Kevin | | | 2236 | USA | 1.00 | 1 | 0.30 | 15 | 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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