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Individual Calculations November 2009 |
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| Felecan, Florin Total change: 0.70 | |   |
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| 23rd North American FIDE Invitational | Skokie, Illinois | USA | 2009-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2352 | 2399 | 5.00 | 9 | -0.02 | 15 | -0.30 | |
|  Thaler, Michael | | | 2235 | USA | 0.50 | 1 | -0.22 | 15 | -3.30 | |  Velikanov, Alexand | | | 2069 | USA | 0.50 | 1 | -0.38 | 15 | -5.70 | | | Chow, Albert C | f | | 2254 | USA | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Santarius, Erik F | | | 2267 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Izoria, Zviad | g | | 2604 | GEO | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Shankland, Samuel | m | | 2448 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Sarkar, Justin | m | | 2388 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Arnold, Marc Tyler | m | | 2407 | USA | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Amanov, Mesgen | g | | 2497 | TKM | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | | NOTE: K factor changed | | 2009 Illinois Open Championship | Oak Brook, Illinois | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2293 | 2429 | 4.00 | 5 | 0.77 | 10 | 7.70 | |
| | Brock, William H | | | 2029 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Magness, Trevor S | | | 2108 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Gurevich, Dmitry | g | | 2506 | USA | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Young, Angelo | m | | 2333 | USA | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Amanov, Mesgen | g | | 2489 | TKM | 0.50 | 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) | | | NOTE: K factor changed | | 18th Annual Midwest Class Champinships | Wheeling, Illinois | USA | 2009-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2429 | 3.00 | 5 | -0.67 | 10 | -6.70 | |
| | Karklins, Andrew | f | | 2216 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Flaga, Krzysztof | | | 2055 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Spiridonski, Michal J | | | 2275 | POL | 0.00 | 1 | -0.71 | 10 | -7.10 | | | Magness, Trevor S | | | 2108 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Amanov, Mesgen | g | | 2489 | TKM | 0.50 | 1 | 0.08 | 10 | 0.80 | |
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) | | |
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