Zabelin Aleksandr

From Kazan, Russia

EMA: 15020088

Player page

Internal rating (RR)

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

217 place (111.10).

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

p1 = (14.08 * 3.85 * 0.29 + 76.92 * 3.80 * 0.71 + 285.71 * 3.85 * 1 + 0 + 0) / (3.85 * 0.29 + 3.80 * 0.71 + 3.85 * 1 + 1 + 1) = 137.0292784204936

p2 = (285.71 * 3.85 * 1 + 76.92 * 3.80 * 0.71 + 14.08 * 3.85 * 0.29) / max_coefficients = 85.16334405144694

score = 137.0292784204936 * 0.5 + 85.16334405144694 * 0.5 = 111.09631123597026

Rating changes

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all results
Date Place Points Reason
2020-02-01 217 111.10

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 286 2019-11-04 46/64 100% 3.85 EMA Aki Shanten 2019
2 77 2018-11-18 85/92 71% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
3 14 2018-05-01 71/72 29% 3.85 EMA Haru Shanten 2018