Parabitov Volfgang

From Russia

Player page

Internal rating (RR)

Rating date July 10, 2025 (latest changes July 10, 2025).

152 place (253.64).

max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266

p1 = (640.45 * 3.75 * 1 + 224.30 * 4 * 0.14 + 0 + 0 + 0) / (3.75 * 1 + 4 * 0.14 + 1 + 1 + 1) = 345.5392263986014

p2 = (640.45 * 3.75 * 1 + 224.30 * 4 * 0.14) / max_coefficients = 161.7308053745335

score = 345.5392263986014 * 0.5 + 161.7308053745335 * 0.5 = 253.63501588656743

Rating changes

Show

all results
Date Place Points Reason
2025-07-03 154 -> 152 253.34 -> 253.64

SPB Riichi Open 2023: 29% -> 14%
2025-06-15 143 -> 154 255.86 -> 253.34
2025-06-11 150 -> 143 255.86
2025-06-08 149 -> 150 255.86
2025-05-30 151 -> 149 255.86
2025-05-12 151 252.23 -> 255.86
2025-05-03 150 -> 151 252.48 -> 252.23

SPB Riichi Open 2023: 43% -> 29%
2025-04-26 147 -> 150 252.48
2025-04-11 148 -> 147 252.48
2025-03-03 148 253.21 -> 252.48

SPB Riichi Open 2023: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 640 2024-10-13 33/90 100% 3.75 RR Moscow Riichi 2024 Moscow
2 224 2023-09-03 84/108 14% 4.00 RR SPB Riichi Open 2023 Saint Petersburg