Skibin Anatoliy

From Ufa, Russia

EMA: 15020035

Player page

Internal rating (RR)

Rating date Oct. 10, 2025 (latest changes Oct. 9, 2025).

75 place (478.23).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (711.86 * 3.25 * 1 + 451.61 * 2.40 * 1 + 728.97 * 4.60 * 0.57 + 404.26 * 2.80 * 0.71 + 0) / (3.25 * 1 + 2.40 * 1 + 4.60 * 0.57 + 2.80 * 0.71 + 1) = 542.8054134954355

p2 = (711.86 * 3.25 * 1 + 728.97 * 4.60 * 0.57 + 451.61 * 2.40 * 1 + 404.26 * 2.80 * 0.71) / max_coefficients = 413.6499999999999

score = 542.8054134954355 * 0.5 + 413.6499999999999 * 0.5 = 478.22770674771766

Rating changes

Show

all results
Date Place Points Reason
2025-10-04 76 -> 75 478.23
2025-09-14 76 481.32 -> 478.23

Guardian of the Winds: 86% -> 71%
2025-09-12 72 -> 76 502.59 -> 481.32

X Russian Championship: 71% -> 57%
2025-09-03 73 -> 72 502.59
2025-09-01 75 -> 73 496.58 -> 502.59
2025-08-31 68 -> 75 496.58
2025-08-09 70 -> 68 496.58
2025-08-04 72 -> 70 494.40 -> 496.58
2025-08-03 73 -> 72 494.40
2025-07-14 71 -> 73 497.41 -> 494.40

Guardian of the Winds: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 452 2025-03-02 18/32 100% 2.40 RR Riichi Maslenitsa (shrovetide) Yekaterinburg
2 712 2025-02-16 18/60 100% 3.25 RR White Wolf Cup Saint Petersburg
3 404 2024-07-14 29/48 71% 2.80 RR Guardian of the Winds Yekaterinburg
4 729 2024-05-12 30/108 57% 4.60 RR X Russian Championship Perm
5 307 2022-11-06 53/76 0% 4.20 RR IX Russian Riichi Championship Perm
6 597 2022-03-20 28/68 0% 3.50 RR Tenpai can't buy happiness Perm
7 365 2019-11-04 41/64 0% 3.85 EMA Aki Shanten 2019 Perm
8 870 2019-06-16 4/24 0% 2.20 RR URAL Mahjong Battle Yekaterinburg
9 368 2019-03-17 13/20 0% 2.10 RR Spring hope Yekaterinburg
10 474 2019-02-10 11/20 0% 2.10 RR Fuyu Shanten 2019 Perm
11 473 2018-11-18 49/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
12 887 2017-11-12 9/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten Perm
13 65 2017-04-16 30/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017 Chelyabinsk