Orlov Boris

From Vsevolozhsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date March 20, 2023 (latest changes March 20, 2023).

53 place (412.49).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985

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 = 318.8233326334445

score = 506.1491525423729 * 0.5 + 318.8233326334445 * 0.5 = 412.4862425879087

Rating changes

Show

all results
Date Place Points Reason
2023-03-20 55 -> 53 407.01 -> 412.49
2023-02-25 53 -> 55 407.01
2023-02-19 54 -> 53 407.01
2023-01-28 56 -> 54 405.36 -> 407.01
2023-01-14 55 -> 56 405.36
2023-01-06 56 -> 55 405.36
2022-12-19 58 -> 56 403.90 -> 405.36
2022-12-18 56 -> 58 403.90
2022-11-28 56 400.42 -> 403.90
2022-11-06 44 -> 56 409.70 -> 400.42

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