Gerashhenko Bogdan

From Nizhnevartovsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 9, 2026 (latest changes Sept. 7, 2026).

121 place (438.44).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (842.11 * 1.90 * 1 + 762.24 * 4.71 * 1 + 0 + 0 + 0) / (1.90 * 1 + 4.71 * 1 + 1 + 1 + 1) = 540.0770031217481

p2 = (762.24 * 4.71 * 1 + 842.11 * 1.90 * 1) / max_coefficients = 336.80337443218684

score = 540.0770031217481 * 0.5 + 336.80337443218684 * 0.5 = 438.4401887769675

Rating changes

Show

all results
Date Place Points Reason
2026-09-06 116 -> 121 438.44
2026-09-04 117 -> 116 438.44
2026-09-02 118 -> 117 438.44
2026-09-01 120 -> 118 438.44
2026-08-31 119 -> 120 437.90 -> 438.44
2026-08-30 116 -> 119 437.90
2026-08-27 117 -> 116 437.90
2026-08-26 118 -> 117 437.90
2026-08-16 114 -> 118 437.90
2026-08-15 114 436.67 -> 437.90

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 762 2026-06-14 35/144 100% 4.71 RR XII Russian Championship Samara
2 842 2026-01-03 4/20 100% 1.90 CRR Riichi in country home Megion
3 519 2023-11-05 14/28 0% 2.30 CRR Finding Dora Yekaterinburg