Orlov Boris

From Vsevolozhsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date June 19, 2023 (latest changes June 19, 2023).

67 place (378.42).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

p1 = (900.90 * 4.05 * 0.86 + 461.54 * 1.80 * 1 + 0 + 0 + 0) / (4.05 * 0.86 + 1.80 * 1 + 1 + 1 + 1) = 478.52834908366384

p2 = (900.90 * 4.05 * 0.86 + 461.54 * 1.80 * 1) / max_coefficients = 278.3179121673861

score = 478.52834908366384 * 0.5 + 278.3179121673861 * 0.5 = 378.423130625525

Rating changes

Show

all results
Date Place Points Reason
2023-06-19 71 -> 67 378.42
2023-06-12 61 -> 71 404.41 -> 378.42

Moscow Riichi 2022: 100% -> 86%
2023-06-11 50 -> 61 418.37 -> 404.41
2023-05-28 52 -> 50 418.37
2023-05-20 53 -> 52 412.49 -> 418.37
2023-05-06 52 -> 53 412.49
2023-05-01 51 -> 52 412.49
2023-04-22 50 -> 51 412.49
2023-04-19 52 -> 50 412.49
2023-03-28 53 -> 52 412.49

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 86% 4.05 RR Moscow Riichi 2022