Tumanin Andrei

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Feb. 16, 2025 (latest changes Feb. 16, 2025).

25 place (659.13).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (816.09 * 3.75 * 0.29 + 841.12 * 4 * 0.57 + 757.01 * 4.60 * 1 + 574.47 * 2.80 * 1 + 670.89 * 3.65 * 1 + 505.26 * 3.85 * 1 + 752.81 * 3.75 * 1 + 304.35 * 2.80 * 1) / (3.75 * 0.29 + 4 * 0.57 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 2.80 * 1) = 643.2364284641718

p2 = (757.01 * 4.60 * 1 + 752.81 * 3.75 * 1 + 670.89 * 3.65 * 1 + 505.26 * 3.85 * 1) / max_coefficients = 675.0321766561515

score = 643.2364284641718 * 0.5 + 675.0321766561515 * 0.5 = 659.1343025601616

Rating changes

Show

all results
Date Place Points Reason
2025-02-16 22 -> 25 659.13
2025-02-11 21 -> 22 660.96 -> 659.13

Money can not buy tenpai: 43% -> 29%
2025-02-02 18 -> 21 660.96
2025-01-26 17 -> 18 660.96
2025-01-07 19 -> 17 660.96
2025-01-04 18 -> 19 660.96
2025-01-03 18 677.55 -> 660.96

SPB Riichi Open 2023: 71% -> 57%
2024-12-11 18 679.22 -> 677.55

Money can not buy tenpai: 57% -> 43%
2024-12-01 15 -> 18 699.95 -> 679.22

Riichi never changing: 0% -> 100%
2024-11-05 15 697.11 -> 699.95

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 304 2024-12-01 17/24 100% 2.80 CRR Riichi never changing Moscow
2 753 2024-10-13 23/90 100% 3.75 RR Moscow Riichi 2024 Moscow
3 505 2024-09-01 48/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
4 671 2024-08-04 27/80 100% 3.65 RR Riichi over Volga Samara
5 574 2024-07-14 21/48 100% 2.80 RR Guardian of the Winds Yekaterinburg
6 757 2024-05-12 27/108 100% 4.60 RR X Russian Championship Perm
7 841 2023-09-03 18/108 57% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
8 816 2023-06-11 17/88 29% 3.75 RR Money can not buy tenpai Perm
9 467 2022-11-06 41/76 0% 4.20 RR IX Russian Riichi Championship Perm