Nikiforov Vladislav

From Severodvinsk, Russia

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Common russian riichi rating (CRR)

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

254 place (108.53).

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

p1 = (466.67 * 1.40 * 0.14 + 466.67 * 2.30 * 0.86 + 0 * 2.50 * 1 + 0 + 0) / (1.40 * 0.14 + 2.30 * 0.86 + 2.50 * 1 + 1 + 1) = 151.88888672375623

p2 = (466.67 * 2.30 * 0.86 + 466.67 * 1.40 * 0.14 + 0 * 2.50 * 1) / max_coefficients = 65.16463022508039

score = 151.88888672375623 * 0.5 + 65.16463022508039 * 0.5 = 108.5267584744183

Rating changes

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all results
Date Place Points Reason
2020-02-01 254 108.53

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 0 2019-09-22 12/12 100% 2.50 CRR Reversed Chun
2 467 2018-12-02 9/16 86% 2.30 RR Arkhangelsk Championship
3 467 2018-02-25 9/16 14% 1.40 CRR Winter riichi tournament
4 0 2017-11-26 16/16 0% 1.60 RR Arkhangelsk riichi mahjong championship 2017