Kosolapov Nikita

From Kirov, Russia

EMA: 15990426

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Common russian riichi rating (CRR)

Rating date Sept. 6, 2023 (latest changes Sept. 6, 2023).

120 place (275.59).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (836.36 * 3.30 * 0.14 + 466.67 * 1.20 * 0.86 + 482.76 * 3.75 * 1 + 0 + 0) / (3.30 * 0.14 + 1.20 * 0.86 + 3.75 * 1 + 1 + 1) = 370.30161004897866

p2 = (482.76 * 3.75 * 1 + 466.67 * 1.20 * 0.86 + 836.36 * 3.30 * 0.14) / max_coefficients = 180.87552209252698

score = 370.30161004897866 * 0.5 + 180.87552209252698 * 0.5 = 275.5885660707528

Rating changes

Show

all results
Date Place Points Reason
2023-09-06 111 -> 120 303.09 -> 275.59

Kirov Tournament: 29% -> 14%
2023-09-03 89 -> 111 312.21 -> 303.09
2023-08-27 87 -> 89 312.21
2023-08-20 85 -> 87 315.88 -> 312.21

I still can declare riichi: 100% -> 86%
2023-08-12 87 -> 85 311.17 -> 315.88
2023-07-20 88 -> 87 311.17
2023-07-06 82 -> 88 337.33 -> 311.17

Kirov Tournament: 43% -> 29%
2023-07-03 83 -> 82 337.33
2023-06-19 84 -> 83 337.33
2023-06-12 85 -> 84 332.45 -> 337.33

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 483 2023-06-11 46/88 100% 3.75 RR Money can not buy tenpai
2 467 2022-08-20 9/16 86% 1.20 CRR I still can declare riichi
3 836 2021-11-06 10/56 14% 3.30 RR Kirov Tournament
4 821 2020-03-08 8/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
5 153 2019-12-15 95/112 0% 4.05 EMA VIII Russian Riichi Championship
6 825 2019-11-04 12/64 0% 3.85 EMA Aki Shanten 2019
7 148 2019-09-08 24/28 0% 2.60 RR And yet the sinner collects tanyao
8 200 2019-07-21 29/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
9 410 2019-05-04 50/84 0% 4.20 EMA Haru Shanten 2019
10 783 2019-03-09 6/24 0% 2.50 RR Toi-Toi-man Tournament
11 737 2019-02-10 6/20 0% 2.10 RR Fuyu Shanten 2019