Vakhonin Stepan

From Saint Petersburg, Russia

EMA: 15990444

Player page

Common russian riichi rating (CRR)

Rating date Oct. 11, 2024 (latest changes Oct. 11, 2024).

57 place (520.91).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (695.65 * 1.40 * 0.57 + 774.19 * 1.80 * 0.43 + 953.27 * 4 * 0.86 + 978.26 * 2.10 * 1 + 94.74 * 3.85 * 1) / (1.40 * 0.57 + 1.80 * 0.43 + 4 * 0.86 + 2.10 * 1 + 3.85 * 1) = 624.7616403527356

p2 = (953.27 * 4 * 0.86 + 978.26 * 2.10 * 1 + 774.19 * 1.80 * 0.43 + 695.65 * 1.40 * 0.57) / max_coefficients = 417.0616418948507

score = 624.7616403527356 * 0.5 + 417.0616418948507 * 0.5 = 520.9116411237932

Rating changes

Show

Date Place Points Reason
2024-10-11 61 -> 57 520.91
2024-09-15 60 -> 61 520.91
2024-09-03 51 -> 60 538.58 -> 520.91

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 29 -> 51 634.30 -> 538.58

SPB Riichi Open 2024: 0% -> 100%

2024-08-26 17 -> 29 685.12 -> 634.30
2024-08-25 16 -> 17 689.47 -> 685.12

Earth cup: 57% -> 43%

2024-08-22 15 -> 16 691.49 -> 689.47

Fire cup 2023: 71% -> 57%

2024-08-11 17 -> 15 688.94 -> 691.49
2024-08-04 11 -> 17 698.55 -> 688.94
2024-07-14 9 -> 11 698.55

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 95 2024-09-01 87/96 100% 3.85 RR SPB Riichi Open 2024
2 978 2024-03-30 2/47 100% 2.10 RR Seihoku spring tournament 2024
3 953 2023-09-03 6/108 86% 4.00 RR SPB Riichi Open 2023
4 696 2023-04-22 8/24 57% 1.40 CRR Fire cup 2023
5 774 2023-02-25 8/32 43% 1.80 CRR Earth cup
6 795 2022-08-27 9/40 0% 1.80 CRR Sun tournament
7 198 2022-06-12 90/112 0% 4.05 RR Moscow Riichi 2022
8 173 2021-11-28 63/76 0% 3.45 RR Saint Petersburg Open 2021
9 222 2019-11-24 50/64 0% 3.45 EMA Saint Petersburg Open 2019
10 0 2019-06-02 40/40 0% 2.90 RR Summer Cup 2019