Orlov Boris

From Vsevolozhsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 5, 2023 (latest changes Jan. 5, 2023).

55 place (405.36).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995

p1 = (900.90 * 4.05 * 1 + 461.54 * 1.80 * 1 + 0 + 0 + 0) / (4.05 * 1 + 1.80 * 1 + 1 + 1 + 1) = 506.1491525423729

p2 = (900.90 * 4.05 * 1 + 461.54 * 1.80 * 1) / max_coefficients = 304.5775156651648

score = 506.1491525423729 * 0.5 + 304.5775156651648 * 0.5 = 405.36333410376886

Rating changes

Show

all results
Date Place Points Reason
2022-12-19 57 -> 55 403.90 -> 405.36
2022-12-18 55 -> 57 403.90
2022-12-03 55 403.90

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 462 2022-08-27 22/40 100% 1.80 CRR Sun tournament
2 901 2022-06-12 12/112 100% 4.05 RR Moscow Riichi 2022