Ryabov Aleksandr

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 11, 2023 (latest changes Nov. 28, 2023).

18 place (616.79).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (440 * 2.20 * 1 + 897.44 * 2.90 * 1 + 594.59 * 4.05 * 0.57 + 347.83 * 2.80 * 1 + 436.78 * 3.75 * 1 + 831.78 * 4 * 1) / (2.20 * 1 + 2.90 * 1 + 4.05 * 0.57 + 2.80 * 1 + 3.75 * 1 + 4 * 1) = 605.9556327957262

p2 = (831.78 * 4 * 1 + 897.44 * 2.90 * 1 + 436.78 * 3.75 * 1 + 594.59 * 4.05 * 0.57) / max_coefficients = 627.627577050096

score = 605.9556327957262 * 0.5 + 627.627577050096 * 0.5 = 616.7916049229111

Rating changes

Show

all results
Date Place Points Reason
2023-11-26 28 -> 18 533.40 -> 616.79

Autumn Agari tournament: 0% -> 100%
2023-11-20 30 -> 28 533.40
2023-11-06 33 -> 30 522.89 -> 533.40
2023-11-05 32 -> 33 522.89
2023-10-22 34 -> 32 511.77 -> 522.89

Mushroom League: 0% -> 100%
2023-10-12 32 -> 34 523.15 -> 511.77

Moscow Riichi 2022: 71% -> 57%
2023-09-20 35 -> 32 523.15
2023-09-06 33 -> 35 523.15
2023-09-03 74 -> 33 348.05 -> 523.15

SPB Riichi Open 2023: 0% -> 100%
2023-08-19 76 -> 74 348.05

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 897 2023-11-26 5/40 100% 2.90 CRR Autumn Agari tournament
2 440 2023-10-22 15/26 100% 2.20 CRR Mushroom League
3 832 2023-09-03 19/108 100% 4.00 RR SPB Riichi Open 2023
4 437 2023-06-11 50/88 100% 3.75 RR Money can not buy tenpai
5 348 2022-12-18 16/24 100% 2.80 CRR Meeting in the billiard room
6 595 2022-06-12 46/112 57% 4.05 RR Moscow Riichi 2022