Orlov Boris

From Vsevolozhsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 1, 2024 (latest changes May 1, 2024).

122 place (221.16).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001

p1 = (900.90 * 4.05 * 0.14 + 461.54 * 1.80 * 0.29 + 327.10 * 4 * 1 + 0 + 0) / (4.05 * 0.14 + 1.80 * 0.29 + 4 * 1 + 1 + 1) = 291.43501238191715

p2 = (327.10 * 4 * 1 + 900.90 * 4.05 * 0.14 + 461.54 * 1.80 * 0.29) / max_coefficients = 150.88686131386862

score = 291.43501238191715 * 0.5 + 150.88686131386862 * 0.5 = 221.16093684789288

Rating changes

Show

Date Place Points Reason
2024-04-27 119 -> 122 228.47 -> 221.16

Sun tournament: 43% -> 29%

2024-04-25 120 -> 119 228.47
2024-04-12 105 -> 120 269.50 -> 228.47

Moscow Riichi 2022: 29% -> 14%

2024-03-30 100 -> 105 269.50
2024-03-20 102 -> 100 269.50
2024-03-10 98 -> 102 274.42 -> 269.50
2024-03-06 103 -> 98 269.86 -> 274.42
2024-02-27 103 276.09 -> 269.86

Sun tournament: 57% -> 43%

2024-02-25 100 -> 103 276.09
2024-02-12 92 -> 100 313.54 -> 276.09

Moscow Riichi 2022: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 327 2023-09-03 73/108 100% 4.00 RR SPB Riichi Open 2023
2 462 2022-08-27 22/40 29% 1.80 CRR Sun tournament
3 901 2022-06-12 12/112 14% 4.05 RR Moscow Riichi 2022