Naumov Aleksandr

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 5, 2025 (latest changes May 5, 2025).

222 place (163.24).

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

p1 = (727.27 * 2.10 * 0.43 + 347.83 * 2.10 * 0.86 + 137.25 * 3.05 * 1 + 0 + 0) / (2.10 * 0.43 + 2.10 * 0.86 + 3.05 * 1 + 1 + 1) = 219.2627842430358

p2 = (727.27 * 2.10 * 0.43 + 347.83 * 2.10 * 0.86 + 137.25 * 3.05 * 1) / max_coefficients = 107.21009463722399

score = 219.2627842430358 * 0.5 + 107.21009463722399 * 0.5 = 163.2364394401299

Rating changes

Show

Date Place Points Reason
2025-05-03 219 -> 222 163.24
2025-04-27 213 -> 219 163.24
2025-04-26 212 -> 213 163.24
2025-04-22 212 179.58 -> 163.24

Mushroom League: 57% -> 43%

2025-04-13 210 -> 212 179.58
2025-04-11 209 -> 210 179.58
2025-03-30 207 -> 209 184.84 -> 179.58

Seihoku spring tournament 2024: 100% -> 86%

2025-03-29 204 -> 207 184.84
2025-03-23 196 -> 204 184.84
2025-03-03 197 -> 196 184.84

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 137 2024-06-09 45/52 100% 3.05 RR Agari Summer Tournament 2024 Moscow
2 348 2024-03-30 31/47 86% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
3 727 2023-10-22 7/23 43% 2.10 CRR Mushroom League Moscow