Maniakhin Petr

From Saint Petersburg, Russia

EMA: 15990315

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Common russian riichi rating (CRR)

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

131 place (347.45).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55

p1 = (516.13 * 2.70 * 0.14 + 408.45 * 3.55 * 0.43 + 304.35 * 2.50 * 0.57 + 256.41 * 2.90 * 0.86 + 512.82 * 2.90 * 1 + 476.19 * 3.45 * 1) / (2.70 * 0.14 + 3.55 * 0.43 + 2.50 * 0.57 + 2.90 * 0.86 + 2.90 * 1 + 3.45 * 1) = 412.6657054007534

p2 = (476.19 * 3.45 * 1 + 512.82 * 2.90 * 1 + 256.41 * 2.90 * 0.86 + 408.45 * 3.55 * 0.43) / max_coefficients = 282.2405144694534

score = 412.6657054007534 * 0.5 + 282.2405144694534 * 0.5 = 347.4531099351034

Rating changes

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all results
Date Place Points Reason
2020-02-01 131 347.45

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 476 2019-11-24 34/64 100% 3.45 EMA Saint Petersburg Open 2019
2 513 2019-06-02 20/40 100% 2.90 RR Summer Cup 2019
3 256 2018-12-23 30/40 86% 2.90 RR North Cup 2018
4 304 2018-09-23 17/24 57% 2.50 RR West cup 2018
5 408 2018-06-11 43/72 43% 3.55 EMA RCR Saint Petersburg South Cup 2018
6 516 2018-03-04 16/32 14% 2.70 RR East Cup 2018
7 60 2017-12-11 79/84 0% 3.40 EMA VI Russian Riichi Championship 2017