Ryabov Aleksandr

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

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

7 place (706.41).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (347.83 * 2.80 * 0.57 + 352.94 * 3.05 * 1 + 363.64 * 2.10 * 1 + 594.59 * 4.05 * 0.14 + 436.78 * 3.75 * 1 + 831.78 * 4 * 1 + 897.44 * 2.90 * 1 + 925.23 * 4.60 * 1) / (2.80 * 0.57 + 3.05 * 1 + 2.10 * 1 + 4.05 * 0.14 + 3.75 * 1 + 4 * 1 + 2.90 * 1 + 4.60 * 1) = 645.0505377532285

p2 = (925.23 * 4.60 * 1 + 831.78 * 4 * 1 + 897.44 * 2.90 * 1 + 436.78 * 3.75 * 1) / max_coefficients = 767.77012987013

score = 645.0505377532285 * 0.5 + 767.77012987013 * 0.5 = 706.4103338116793

Rating changes

Show

all results
Date Place Points Reason
2024-05-12 19 -> 7 602.16 -> 706.41

X Russian Championship: 0% -> 100%
2024-04-25 20 -> 19 602.16
2024-04-18 20 599.70 -> 602.16

Meeting in the billiard room: 71% -> 57%
2024-04-12 20 600.10 -> 599.70

Moscow Riichi 2022: 29% -> 14%
2024-03-30 19 -> 20 600.10
2024-03-10 14 -> 19 624.57 -> 600.10

Agari Spring Tournament 2024: 0% -> 100%
2024-03-06 16 -> 14 610.54 -> 624.57
2024-02-27 15 -> 16 610.54
2024-02-18 19 -> 15 609.92 -> 610.54

Meeting in the billiard room: 86% -> 71%
2024-02-12 15 -> 19 616.98 -> 609.92

Moscow Riichi 2022: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 925 2024-05-12 9/108 100% 4.60 RR X Russian Championship
2 353 2024-03-10 34/52 100% 3.05 RR Agari Spring Tournament 2024
3 897 2023-11-26 5/40 100% 2.90 CRR Autumn Agari tournament
4 364 2023-10-22 15/23 100% 2.10 CRR Mushroom League
5 832 2023-09-03 19/108 100% 4.00 RR SPB Riichi Open 2023
6 437 2023-06-11 50/88 100% 3.75 RR Money can not buy tenpai
7 348 2022-12-18 16/24 57% 2.80 CRR Meeting in the billiard room
8 595 2022-06-12 46/112 14% 4.05 RR Moscow Riichi 2022