Ryabov Aleksandr

Winner Kawa-league

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Jan. 29, 2026 (latest changes Jan. 26, 2026).

61 place (531.56).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (352.94 * 3.05 * 0.14 + 925.23 * 4.60 * 0.29 + 221.05 * 3.85 * 0.57 + 853.93 * 3.75 * 0.71 + 161.29 * 3.10 * 0.86 + 967.74 * 3 * 1 + 366.67 * 3 * 1) / (3.05 * 0.14 + 4.60 * 0.29 + 3.85 * 0.57 + 3.75 * 0.71 + 3.10 * 0.86 + 3 * 1 + 3 * 1) = 561.0009165495084

p2 = (967.74 * 3 * 1 + 853.93 * 3.75 * 0.71 + 925.23 * 4.60 * 0.29 + 366.67 * 3 * 1) / max_coefficients = 502.1110367892977

score = 561.0009165495084 * 0.5 + 502.1110367892977 * 0.5 = 531.555976669403

Rating changes

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all results
Date Place Points Reason
2026-01-26 62 -> 61 531.56
2026-01-25 56 -> 62 531.56
2026-01-14 55 -> 56 531.56
2026-01-12 50 -> 55 559.41 -> 531.56

X Russian Championship: 43% -> 29%
2026-01-10 50 556.44 -> 559.41

Agari Spring Tournament 2024: 29% -> 14%
2026-01-07 48 -> 50 551.90 -> 556.44

Moscow Open Riichi Marathon: 100% -> 86%

Moscow Open Riichi Marathon 2026: 0% -> 100%
2026-01-01 51 -> 48 548.23 -> 551.90

SPB Riichi Open 2024: 71% -> 57%
2025-12-13 46 -> 51 568.33 -> 548.23

Moscow Riichi 2024: 86% -> 71%
2025-12-04 47 -> 46 568.33
2025-11-30 89 -> 47 441.15 -> 568.33

Final Cup 2025: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 367 2026-01-07 20/31 100% 3.00 RR Moscow Open Riichi Marathon 2026 Moscow
2 968 2025-11-30 🥈 2/32 100% 3.00 RR Final Cup 2025 Moscow
3 161 2025-01-07 27/32 86% 3.10 RR Moscow Open Riichi Marathon Moscow
4 854 2024-10-13 14/90 71% 3.75 RR Moscow Riichi 2024 Moscow
5 221 2024-09-01 75/96 57% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
6 925 2024-05-12 9/108 29% 4.60 RR X Russian Championship Perm
7 353 2024-03-10 34/52 14% 3.05 RR Agari Spring Tournament 2024 Moscow
8 832 2023-09-03 19/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
9 437 2023-06-11 50/88 0% 3.75 RR Money can not buy tenpai Perm
10 595 2022-06-12 46/112 0% 4.05 RR Moscow Riichi 2022 Moscow