Tumanin Andrei

From Samara, Russia

Player page

Internal rating (RR)

Rating date April 26, 2025 (latest changes April 26, 2025).

20 place (676.92).

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

p1 = (752.81 * 3.75 * 1 + 816.09 * 3.75 * 0.14 + 841.12 * 4 * 0.43 + 757.01 * 4.60 * 1 + 574.47 * 2.80 * 1 + 670.89 * 3.65 * 1 + 505.26 * 3.85 * 1) / (3.75 * 1 + 3.75 * 0.14 + 4 * 0.43 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1 + 3.85 * 1) = 678.8001593280471

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 = 678.8001593280471 * 0.5 + 675.0321766561515 * 0.5 = 676.9161679920993

Rating changes

Show

all results
Date Place Points Reason
2025-04-26 18 -> 20 676.92
2025-04-11 18 678.63 -> 676.92

Money can not buy tenpai: 29% -> 14%
2025-03-10 19 -> 18 678.63
2025-03-03 17 -> 19 680.69 -> 678.63

SPB Riichi Open 2023: 57% -> 43%
2025-03-02 18 -> 17 680.69
2025-02-11 16 -> 18 682.24 -> 680.69

Money can not buy tenpai: 43% -> 29%
2025-02-02 13 -> 16 682.24
2025-01-26 14 -> 13 682.24
2025-01-07 15 -> 14 682.24
2025-01-03 13 -> 15 698.56 -> 682.24

SPB Riichi Open 2023: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 753 2024-10-13 23/90 100% 3.75 RR Moscow Riichi 2024 Moscow
2 505 2024-09-01 48/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
3 671 2024-08-04 27/80 100% 3.65 RR Riichi over Volga Samara
4 574 2024-07-14 21/48 100% 2.80 RR Guardian of the Winds Yekaterinburg
5 757 2024-05-12 27/108 100% 4.60 RR X Russian Championship Perm
6 841 2023-09-03 18/108 43% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
7 816 2023-06-11 17/88 14% 3.75 RR Money can not buy tenpai Perm
8 467 2022-11-06 41/76 0% 4.20 RR IX Russian Riichi Championship Perm