Orlov Boris

From Vsevolozhsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 6, 2024 (latest changes Jan. 6, 2024).

93 place (313.54).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002

p1 = (900.90 * 4.05 * 0.43 + 461.54 * 1.80 * 0.57 + 327.10 * 4 * 1 + 0 + 0) / (4.05 * 0.43 + 1.80 * 0.57 + 4 * 1 + 1 + 1) = 381.8788615242431

p2 = (900.90 * 4.05 * 0.43 + 327.10 * 4 * 1 + 461.54 * 1.80 * 0.57) / max_coefficients = 245.19452661746539

score = 381.8788615242431 * 0.5 + 245.19452661746539 * 0.5 = 313.53669407085425

Rating changes

Show

all results
Date Place Points Reason
2024-01-06 95 -> 93 308.38 -> 313.54
2024-01-05 97 -> 95 308.38
2024-01-03 98 -> 97 308.38
2023-12-27 97 -> 98 313.68 -> 308.38

Sun tournament: 71% -> 57%
2023-12-19 99 -> 97 313.68
2023-12-12 89 -> 99 347.53 -> 313.68

Moscow Riichi 2022: 57% -> 43%
2023-11-28 94 -> 89 347.53
2023-11-26 89 -> 94 348.51 -> 347.53
2023-11-20 91 -> 89 348.51
2023-11-09 92 -> 91 348.51

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 57% 1.80 CRR Sun tournament
3 901 2022-06-12 12/112 43% 4.05 RR Moscow Riichi 2022