Elkin Denis

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 14, 2024 (latest changes Sept. 14, 2024).

129 place (298.74).

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

p1 = (304.35 * 1.40 * 0.57 + 448.60 * 4 * 0.86 + 391.30 * 2.10 * 1 + 12.66 * 3.65 * 1 + 452.63 * 3.85 * 1) / (1.40 * 0.57 + 4 * 0.86 + 2.10 * 1 + 3.65 * 1 + 3.85 * 1) = 317.60888492923243

p2 = (452.63 * 3.85 * 1 + 448.60 * 4 * 0.86 + 391.30 * 2.10 * 1 + 304.35 * 1.40 * 0.57) / max_coefficients = 279.8620591947658

score = 317.60888492923243 * 0.5 + 279.8620591947658 * 0.5 = 298.7354720619991

Rating changes

Show

Date Place Points Reason
2024-09-03 125 -> 129 304.33 -> 298.74

SPB Riichi Open 2023: 100% -> 86%

2024-09-01 141 -> 125 220.75 -> 304.33

SPB Riichi Open 2024: 0% -> 100%

2024-08-26 144 -> 141 220.75
2024-08-22 144 223.19 -> 220.75

Fire cup 2023: 71% -> 57%

2024-08-11 144 222.16 -> 223.19
2024-08-04 130 -> 144 258.70 -> 222.16

Riichi over Volga: 0% -> 100%

2024-07-14 124 -> 130 258.70
2024-06-27 125 -> 124 258.70
2024-06-22 125 260.57 -> 258.70

Fire cup 2023: 86% -> 71%

2024-06-11 131 -> 125 257.08 -> 260.57

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 453 2024-09-01 53/96 100% 3.85 RR SPB Riichi Open 2024
2 13 2024-08-04 79/80 100% 3.65 RR Riichi over Volga
3 391 2024-03-30 29/47 100% 2.10 RR Seihoku spring tournament 2024
4 449 2023-09-03 60/108 86% 4.00 RR SPB Riichi Open 2023
5 304 2023-04-22 17/24 57% 1.40 CRR Fire cup 2023