Orlov Boris

From Vsevolozhsk, Russia

Player page

Internal rating (RR)

Rating date May 12, 2024 (latest changes May 12, 2024).

115 place (180.13).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (900.90 * 4.05 * 0.14 + 327.10 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.14 + 4 * 1 + 1 + 1 + 1) = 241.4383911848202

p2 = (327.10 * 4 * 1 + 900.90 * 4.05 * 0.14) / max_coefficients = 118.81818181818184

score = 241.4383911848202 * 0.5 + 118.81818181818184 * 0.5 = 180.128286501501

Rating changes

Show

Date Place Points Reason
2024-05-12 92 -> 115 191.64 -> 180.13
2024-05-06 96 -> 92 190.03 -> 191.64
2024-04-12 87 -> 96 233.14 -> 190.03

Moscow Riichi 2022: 29% -> 14%

2024-03-30 79 -> 87 233.14
2024-03-20 86 -> 79 233.14
2024-03-10 77 -> 86 248.05 -> 233.14
2024-03-06 79 -> 77 242.81 -> 248.05
2024-02-12 73 -> 79 279.41 -> 242.81

Moscow Riichi 2022: 43% -> 29%

2024-01-20 74 -> 73 279.41
2024-01-06 77 -> 74 274.14 -> 279.41

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 327 2023-09-03 73/108 100% 4.00 RR SPB Riichi Open 2023
2 901 2022-06-12 12/112 14% 4.05 RR Moscow Riichi 2022