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Individual Calculations May 2019 |
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| Gabuzyan, Hovhannes Total change: -6.80 | |   |
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| 2019 Lone Star Open | Houston, Texas | USA | 2019-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2276 | 2620 | 3.00 | 5 | -1.39 | 10 | -13.90 | |
|  Nguyen, Anh Nhu | | wc | 2220 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Serna, Jeffrey | | | 2220 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Liu, Bovey | | | 2270 * | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Zhang, Chao | | | 2250 | USA | 0.50 | 1 | -0.40 | 10 | -4.00 | | | Wang, Justin | m | | 2421 | USA | 0.00 | 1 | -0.76 | 10 | -7.60 | | | * 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) | | | | 2019 Final Four of College Chess | New York, New York | USA | 2019-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2460 | 2620 | 3.00 | 3 | 0.95 | 10 | 9.50 | |
| | Preotu, Razvan | g | | 2512 | CAN | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Krishnan, Varun | f | | 2241 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Durarbayli, Vasif | g | | 2628 | AZE | 1.00 | 1 | 0.51 | 10 | 5.10 | |
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) | | | | 13th Annual Foxwoods Open | Mashantucket, Connecticut | USA | 2019-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2400 | 2620 | 6.50 | 9 | -0.24 | 10 | -2.40 | |
| | Chasin, Nico | f | | 2220 * | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | Castillo, Josue | | | 2220 * | DOM | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Aramil, William | | | 2220 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kim, Yoon-Young | f | | 2320 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Ruiz Castillo, Joshua Daniel | m | | 2460 | COL | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Brodsky, David | m | | 2417 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Shimanov, Aleksandr | g | | 2610 | RUS | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Dragun, Kamil | g | | 2585 | POL | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Burke, John M | g | | 2550 | USA | 0.50 | 1 | -0.10 | 10 | -1.00 | | | * 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) | | |
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