Vinnichenko Aleksandr

From Simferopol, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 6, 2025 (latest changes Aug. 4, 2025).

194 place (247.90).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2

p1 = (466.67 * 1.80 * 1 + 533.33 * 2 * 1 + 391.30 * 1.20 * 1 + 0 + 0) / (1.80 * 1 + 2 * 1 + 1.20 * 1 + 1 + 1) = 339.46285714285716

p2 = (533.33 * 2 * 1 + 466.67 * 1.80 * 1 + 391.30 * 1.20 * 1) / max_coefficients = 156.33157894736846

score = 339.46285714285716 * 0.5 + 156.33157894736846 * 0.5 = 247.89721804511282

Rating changes

Show

Date Place Points Reason
2025-08-04 194 247.13 -> 247.90
2025-08-03 188 -> 194 247.13
2025-07-30 193 -> 188 247.13
2025-07-26 213 -> 193 202.30 -> 247.13

Pands in discards: 0% -> 100%

2025-07-13 209 -> 213 202.30
2025-07-12 209 201.14 -> 202.30
2025-07-03 213 -> 209 201.14
2025-06-15 204 -> 213 202.95 -> 201.14
2025-06-14 198 -> 204 202.95
2025-06-11 205 -> 198 202.95

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 391 2025-07-26 15/24 100% 1.20 CRR Pands in discards Simferopol
2 533 2025-04-27 8/16 100% 2.00 RR South Dragon Cup II Simferopol
3 467 2024-10-27 9/16 100% 1.80 CRR Happy Bamboo 2024 Simferopol