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Individual Calculations February 2018 |
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| Gabuzyan, Hovhannes Total change: -31.90 | |   |
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| 27th Annual North American Open | Las Vegas, Nevada | USA | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2349 | 2581 | 5.50 | 9 | -1.52 | 10 | -15.20 | |
|  Menon, Gopal | | | 2218 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Wheeler, Cameron | m | | 2384 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Mandizha, Farai | m | | 2406 | ZIM | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Shmeliov, Denis | m | | 2420 | UKR | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Bryant, John Daniel | m | | 2437 | USA | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Aldama Degurnay, Dionisio | m | | 2403 | MEX | 0.00 | 1 | -0.73 | 10 | -7.30 | | | Raptis, Nick | f | | 2310 | USA | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Yang, Kevin | | | 2181 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zhu, Jack | | | 2380 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | * 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) | | | | 78th Armenian Ch. The Highest League | Yerevan | ARM | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2559 | 2571 | 3.50 | 10 | -1.67 | 10 | -16.70 | |
| | Pashikian, Arman | g | | 2578 | ARM | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Sargsyan, Shant | m | | 2461 | ARM | 0.50 | 1 | -0.15 | 10 | -1.50 | | | Hovhannisyan, Robert | g | | 2591 | ARM | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Petrosyan, Manuel | g | | 2570 | ARM | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Martirosyan, Haik M. | g | | 2567 | ARM | 0.00 | 1 | -0.51 | 10 | -5.10 | | | Ter-Sahakyan, Samvel | g | | 2563 | ARM | 0.00 | 1 | -0.51 | 10 | -5.10 | | | Petrosian, Tigran L. | g | | 2606 | ARM | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Andriasian, Zaven | g | | 2585 | ARM | 0.00 | 1 | -0.48 | 10 | -4.80 | | | Harutyunian, Tigran K. | m | | 2487 | ARM | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Grigoryan, Karen H. | g | | 2581 | ARM | 0.50 | 1 | 0.01 | 10 | 0.10 | |
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) | | |
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