Ryabov Aleksandr

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 14, 2024 (latest changes July 14, 2024).

10 place (707.90).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001

p1 = (347.83 * 2.80 * 0.43 + 436.78 * 3.75 * 0.86 + 831.78 * 4 * 1 + 363.64 * 2.10 * 1 + 897.44 * 2.90 * 1 + 352.94 * 3.05 * 1 + 925.23 * 4.60 * 1 + 387.10 * 1.80 * 1) / (2.80 * 0.43 + 3.75 * 0.86 + 4 * 1 + 2.10 * 1 + 2.90 * 1 + 3.05 * 1 + 4.60 * 1 + 1.80 * 1) = 636.0990902592064

p2 = (925.23 * 4.60 * 1 + 831.78 * 4 * 1 + 897.44 * 2.90 * 1 + 436.78 * 3.75 * 0.86) / max_coefficients = 779.702807935213

score = 636.0990902592064 * 0.5 + 779.702807935213 * 0.5 = 707.9009490972096

Rating changes

Show

Date Place Points Reason
2024-07-14 8 -> 10 707.90
2024-06-18 8 705.42 -> 707.90

Meeting in the billiard room: 57% -> 43%

2024-06-11 11 -> 8 696.89 -> 705.42

Money can not buy tenpai: 100% -> 86%

2024-06-09 10 -> 11 696.89
2024-05-19 7 -> 10 706.41 -> 696.89

"Green Dragon" in the Secret Chamber: 0% -> 100%

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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 387 2024-05-19 20/32 100% 1.80 CRR "Green Dragon" in the Secret Chamber
2 925 2024-05-12 9/108 100% 4.60 RR X Russian Championship
3 353 2024-03-10 34/52 100% 3.05 RR Agari Spring Tournament 2024
4 897 2023-11-26 5/40 100% 2.90 CRR Autumn Agari tournament
5 364 2023-10-22 15/23 100% 2.10 CRR Mushroom League
6 832 2023-09-03 19/108 100% 4.00 RR SPB Riichi Open 2023
7 437 2023-06-11 50/88 86% 3.75 RR Money can not buy tenpai
8 348 2022-12-18 16/24 43% 2.80 CRR Meeting in the billiard room
9 595 2022-06-12 46/112 0% 4.05 RR Moscow Riichi 2022