Kosolapov Nikita

From Kirov, Russia

EMA: 15990426

Player page

Common russian riichi rating (CRR)

Rating date Feb. 19, 2023 (latest changes Feb. 19, 2023).

87 place (280.02).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55

p1 = (836.36 * 3.30 * 0.71 + 466.67 * 1.20 * 1 + 0 + 0 + 0) / (3.30 * 0.71 + 1.20 * 1 + 1 + 1 + 1) = 386.0601873668447

p2 = (836.36 * 3.30 * 0.71 + 466.67 * 1.20 * 1) / max_coefficients = 173.98419243986254

score = 386.0601873668447 * 0.5 + 173.98419243986254 * 0.5 = 280.0221899033536

Rating changes

Show

Date Place Points Reason
2023-02-19 88 -> 87 280.02
2023-01-28 88 279.09 -> 280.02
2023-01-14 86 -> 88 279.09
2023-01-06 79 -> 86 307.59 -> 279.09

Kirov Tournament: 86% -> 71%

2023-01-03 81 -> 79 307.59
2022-12-19 80 -> 81 306.63 -> 307.59
2022-12-18 79 -> 80 306.63
2022-11-28 79 304.36 -> 306.63
2022-11-06 59 -> 79 337.42 -> 304.36

Kirov Tournament: 100% -> 86%

2022-08-27 55 -> 59 337.42

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 467 2022-08-20 9/16 100% 1.20 CRR I still can declare riichi
2 836 2021-11-06 10/56 71% 3.30 RR Kirov Tournament
3 821 2020-03-08 8/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
4 153 2019-12-15 95/112 0% 4.05 EMA VIII Russian Riichi Championship
5 825 2019-11-04 12/64 0% 3.85 EMA Aki Shanten 2019
6 148 2019-09-08 24/28 0% 2.60 RR And yet the sinner collects tanyao
7 200 2019-07-21 29/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
8 410 2019-05-04 50/84 0% 4.20 EMA Haru Shanten 2019
9 783 2019-03-09 6/24 0% 2.50 RR Toi-Toi-man Tournament
10 737 2019-02-10 6/20 0% 2.10 RR Fuyu Shanten 2019