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Individual Calculations September 2015 |
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| Niemann, Hans M Total change: -28.40 | |   |
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| 2015 US Cadet | Rockville, Maryland | USA | 2015-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2230 | 2197 | 1.50 | 9 | -2.59 | 40 | -103.60 | |
|  Shi, Jason | f | | 2057 | USA | 0.50 | 1 | -0.19 | 40 | -7.60 | |  Sheng, Joshua | | | 2187 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Checa, Nicolas D | f | | 2344 | USA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Ludwig, John G | | | 2235 | USA | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Wheeler, Cameron | f | | 2304 | USA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Burke, John M | | | 2258 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Lu, Albert | | | 2239 | USA | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Hilby, Craig | | | 2308 | USA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Sinha, Sahil | | | 2137 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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) | | | | CCFC 1st FIDE Invitational | Norwalk, Connecticut | USA | 2015-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2142 | 2.50 | 4 | 1.02 | 40 | 40.80 | |
| | Checa, Nicolas D | f | | 2361 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Prilleltensky, Matan | | | 2174 | USA | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Shure, Gary | | | 2230 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Jacobson, Brandon | c | | 2197 | USA | 0.50 | 1 | 0.08 | 40 | 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) | | | | 4th Annual Washington International - Section A | Rockville, Maryland | USA | 2015-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2305 | 2142 | 1.50 | 6 | -0.23 | 40 | -9.20 | |
| | Shetty, Atulya | f | | 2357 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Sheng, Joshua | | | 2364 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Getz, Shelby D | f | | 2286 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Song, Michael | f | | 2319 | CAN | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Karma, Pandya | | | 2256 | IND | 0.50 | 1 | 0.16 | 40 | 6.40 | | | King, Alexander B | | | 2245 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | 45th Annual Continental Open | Sturbridge, Massachusetts | USA | 2015-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2246 | 2142 | 2.50 | 5 | 0.51 | 40 | 20.40 | |
| | Guo, Arthur | c | | 2048 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Kim, Yoon-Young | | | 2038 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Shabalov, Alexander | g | | 2520 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Zierk, Steven C | m | | 2503 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Chi, Patrick | | | 2123 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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) | | | | 14th Annual Manhattan Open | New York, New York | USA | 2015-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2284 | 2142 | 2.00 | 4 | 0.58 | 40 | 23.20 | |
| | Guo, Arthur | c | | 2048 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Rohde, Michael A | g | | 2451 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Miyasaka, Matthew S | | | 2093 | USA | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Lenderman, Aleksandr | g | | 2542 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | |
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