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Individual Calculations July 2009 |
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| Roy Chowdhury, Saptarshi Total change: -33.60 | |   |
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| Thailand Open Chess Championship 2009 | Pattaya | THA | 2009-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2469 | 5.50 | 9 | -1.19 | 10 | -11.90 | |
|  Krumm, Johannes | | | 2119 | GER | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Tuomala, Timo | | | 2214 | FIN | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Kojima, Shinya | | | 2277 | JPN | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Aung, Kyaw Moe | | | 2137 | MYA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Li, Shilong | g | | 2557 | CHN | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Lahiri, Atanu | m | | 2332 | IND | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Zhou, Guijue | | | 2183 | CHN | 0.00 | 1 | -0.84 | 10 | -8.40 | | | Pitirotjirathon, Jirapak | f | | 2309 | THA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Teerapabpaisit, Wisuwat | f | | 2280 | THA | 0.50 | 1 | -0.25 | 10 | -2.50 | |
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) | | | | Doeberl Cup Premier | Canberra | AUS | 2009-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2260 | 2469 | 5.50 | 9 | -1.32 | 10 | -13.20 | |
| | Fernandez, Daniel Howard | f | | 2170 | SIN | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Mohota, Nisha | | wg | 2304 | IND | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Nadig, Kruttika | | wg | 2361 | IND | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Ambrus, Endre | | | 2375 | AUS | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Karavade, Eesha | | wg | 2359 | IND | 0.00 | 1 | -0.65 | 10 | -6.50 | | | Ikeda, Junta | | | 2261 | AUS | 0.00 | 1 | -0.77 | 10 | -7.70 | | | Chan, Jason | | | 2119 | AUS | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Tindall, Brett | f | | 2207 | AUS | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Pon, Nkrithika | | wf | 2180 | IND | 1.00 | 1 | 0.16 | 10 | 1.60 | |
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) | | | | Sydney International Open | Sydney | AUS | 2009-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2296 | 2469 | 6.00 | 9 | -0.45 | 10 | -4.50 | |
| | Bennett, Hilton | | | 2119 | NZL | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Oliver, Gareth | | | 2187 | AUS | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Smirnov, Vladimir | f | | 2365 | RUS | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Karavade, Eesha | | wg | 2359 | IND | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Dragicevic, Domagoj | | | 2251 | AUS | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Akshayraj, Kore | m | | 2404 | IND | 0.00 | 1 | -0.59 | 10 | -5.90 | | | Illingworth, Max | c | | 2243 | AUS | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Bjelobrk, Igor | f | | 2332 | AUS | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Xie, George Wendi | m | | 2402 | AUS | 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) | | | | 1st SCS International Open GM Chess Tournament, India | Bhubaneswar, Orissa, India | IND | 2009-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2309 | 2469 | 6.50 | 10 | -0.40 | 10 | -4.00 | |
| | Jitendria, Vel S | | | 2119 | IND | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Imocha, Laishram | | | 2216 | IND | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Ramaswamy, Aarthie | | wg | 2191 | IND | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Nepali, Badrilal | | | 2121 | NEP | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Chatterjee, Debaraj | | | 2248 | BAN | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Narayanan, Srinath | m | | 2381 | IND | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Dutta, Joydeep | f | | 2326 | IND | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Vorobiov, Evgeny E | g | | 2596 | RUS | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Drozdovskij, Yuri | g | | 2603 | UKR | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Vishnu, Prasanna V | f | | 2286 | IND | 0.50 | 1 | -0.24 | 10 | -2.40 | |
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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