Kaplan Andrey

From Perm, Russia

EMA: 15990439

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Common russian riichi rating (CRR)

Rating date April 12, 2024 (latest changes April 12, 2024).

39 place (506.59).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (441.44 * 4.05 * 0.14 + 800 * 1.20 * 0.43 + 746.67 * 4.20 * 0.57 + 275.86 * 3.75 * 1 + 719.63 * 4 * 1) / (4.05 * 0.14 + 1.20 * 0.43 + 4.20 * 0.57 + 3.75 * 1 + 4 * 1) = 566.7402980268961

p2 = (719.63 * 4 * 1 + 746.67 * 4.20 * 0.57 + 275.86 * 3.75 * 1 + 800 * 1.20 * 0.43) / max_coefficients = 446.448905109489

score = 566.7402980268961 * 0.5 + 446.448905109489 * 0.5 = 506.5946015681925

Rating changes

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all results
Date Place Points Reason
2024-04-12 41 -> 39 507.16 -> 506.59

Moscow Riichi 2022: 29% -> 14%
2024-03-30 39 -> 41 507.16
2024-03-20 42 -> 39 507.29 -> 507.16

Tenpai can't buy happiness: 14% -> 0%
2024-03-10 34 -> 42 518.59 -> 507.29
2024-03-06 31 -> 34 528.85 -> 518.59

IX Russian Riichi Championship: 71% -> 57%
2024-02-25 26 -> 31 528.85
2024-02-20 25 -> 26 531.74 -> 528.85

I still can declare riichi: 57% -> 43%
2024-02-18 26 -> 25 531.74
2024-02-12 27 -> 26 536.94 -> 531.74

Moscow Riichi 2022: 43% -> 29%
2024-01-06 26 -> 27 545.64 -> 536.94

IX Russian Riichi Championship: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 720 2023-09-03 31/108 100% 4.00 RR SPB Riichi Open 2023
2 276 2023-06-11 64/88 100% 3.75 RR Money can not buy tenpai
3 747 2022-11-06 20/76 57% 4.20 RR IX Russian Riichi Championship
4 800 2022-08-20 4/16 43% 1.20 CRR I still can declare riichi
5 441 2022-06-12 63/112 14% 4.05 RR Moscow Riichi 2022
6 567 2022-03-20 30/68 0% 3.50 RR Tenpai can't buy happiness
7 636 2021-11-06 21/56 0% 3.30 RR Kirov Tournament
8 538 2020-03-08 19/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
9 595 2019-12-15 46/112 0% 4.05 EMA VIII Russian Riichi Championship
10 175 2019-11-04 53/64 0% 3.85 EMA Aki Shanten 2019
11 333 2019-09-08 19/28 0% 2.60 RR And yet the sinner collects tanyao
12 91 2019-07-06 11/12 0% 1.50 CRR Perm Half Marathon
13 211 2019-02-10 16/20 0% 2.10 RR Fuyu Shanten 2019