Astafev Mikhail

From Yekaterinburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Nov. 9, 2023 (latest changes Nov. 9, 2023).

62 place (417.35).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002

p1 = (678.16 * 3.75 * 1 + 252.34 * 4 * 1 + 592.59 * 2.30 * 1 + 368.42 * 2.10 * 1 + 0) / (3.75 * 1 + 4 * 1 + 2.30 * 1 + 2.10 * 1 + 1) = 432.6304182509506

p2 = (678.16 * 3.75 * 1 + 592.59 * 2.30 * 1 + 252.34 * 4 * 1 + 368.42 * 2.10 * 1) / max_coefficients = 402.06094494488264

score = 432.6304182509506 * 0.5 + 402.06094494488264 * 0.5 = 417.3456815979166

Rating changes

Show

all results
Date Place Points Reason
2023-11-06 64 -> 62 409.17 -> 417.35
2023-11-05 99 -> 64 329.19 -> 409.17

Finding Dora: 0% -> 100%
2023-10-27 100 -> 99 329.19
2023-10-22 97 -> 100 329.19
2023-10-19 99 -> 97 329.19
2023-10-12 100 -> 99 328.27 -> 329.19
2023-09-28 101 -> 100 328.27
2023-09-20 102 -> 101 328.27
2023-09-09 103 -> 102 328.27
2023-09-03 93 -> 103 308.95 -> 328.27

SPB Riichi Open 2023: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 593 2023-11-05 12/28 100% 2.30 CRR Finding Dora
2 252 2023-09-03 81/108 100% 4.00 RR SPB Riichi Open 2023
3 368 2023-08-27 13/20 100% 2.10 CRR 13 tiles until tempai
4 678 2023-06-11 29/88 100% 3.75 RR Money can not buy tenpai