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Individual Calculations July 2019 |
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| Gabuzyan, Hovhannes Total change: 2.90 | |   |
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| 2019 National Open | Las Vegas, Nevada | USA | 2019-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2409 | 2619 | 6.50 | 9 | -0.13 | 10 | -1.30 | |
|  Grabinsky, Aaron | | | 2281 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | |  Watson, John | m | | 2219 * | USA | 0.50 | 1 | -0.42 | 10 | -4.20 | | | Yanayt, Eugene | f | | 2241 | USA | 0.50 | 1 | -0.41 | 10 | -4.10 | | | Nathan, Krishna | | | 2219 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Ostrovskiy, Aleksandr | m | | 2437 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Shtembuliak, Evgeny | g | | 2538 | UKR | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Ramirez, Alejandro | g | | 2574 | USA | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Janssen, Ruud | g | | 2514 | NED | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Bruzon Batista, Lazaro | g | | 2657 | CUB | 0.50 | 1 | 0.05 | 10 | 0.50 | | | * 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 Summer Chess Classic - B | Saint Louis, Missouri | USA | 2019-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2652 | 2619 | 5.00 | 10 | 0.42 | 10 | 4.20 | |
| | Oparin, Grigoriy | g | | 2644 | RUS | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Ganguly, Surya She | g | | 2642 | IND | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Kovalenko, Igor | g | | 2651 | LAT | 1.00 | 1 | 0.54 | 10 | 5.40 | | | Sevian, Samuel | g | | 2677 | USA | 0.50 | 1 | 0.08 | 10 | 0.80 | | | Fridman, Daniel | g | | 2644 | GER | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Oparin, Grigoriy | g | | 2644 | RUS | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Ganguly, Surya She | g | | 2642 | IND | 1.00 | 1 | 0.53 | 10 | 5.30 | | | Kovalenko, Igor | g | | 2651 | LAT | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Fridman, Daniel | g | | 2644 | GER | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Sevian, Samuel | g | | 2677 | USA | 1.00 | 1 | 0.58 | 10 | 5.80 | |
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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