Mandjiev Arslan

From Moscow, Russia

EMA: 15990042

Player page

Internal rating (RR)

Rating date Jan. 22, 2026 (latest changes Jan. 14, 2026).

53 place (540.11).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (294.12 * 3.05 * 0.43 + 786.52 * 3.75 * 0.71 + 645.16 * 3.10 * 0.86 + 666.67 * 2 * 1 + 566.67 * 3 * 1) / (3.05 * 0.43 + 3.75 * 0.71 + 3.10 * 0.86 + 2 * 1 + 3 * 1) = 621.7361448406384

p2 = (786.52 * 3.75 * 0.71 + 645.16 * 3.10 * 0.86 + 566.67 * 3 * 1 + 666.67 * 2 * 1) / max_coefficients = 458.48227424749166

score = 621.7361448406384 * 0.5 + 458.48227424749166 * 0.5 = 540.109209544065

Rating changes

Show

all results
Date Place Points Reason
2026-01-12 56 -> 53 540.11
2026-01-07 71 -> 56 483.55 -> 540.11

Moscow Open Riichi Marathon: 100% -> 86%

Moscow Open Riichi Marathon 2026: 0% -> 100%
2026-01-01 72 -> 71 483.55
2025-12-13 69 -> 72 502.91 -> 483.55

Moscow Riichi 2024: 86% -> 71%
2025-12-09 71 -> 69 501.40 -> 502.91

Agari Summer Tournament 2024: 57% -> 43%
2025-12-04 68 -> 71 501.40
2025-11-30 65 -> 68 501.40
2025-11-14 66 -> 65 501.40
2025-11-04 66 511.09 -> 501.40
2025-11-01 68 -> 66 510.32 -> 511.09

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 567 2026-01-07 14/31 100% 3.00 RR Moscow Open Riichi Marathon 2026 Moscow
2 667 2025-06-08 6/16 100% 2.00 RR Random not fault Moscow
3 645 2025-01-07 12/32 86% 3.10 RR Moscow Open Riichi Marathon Moscow
4 787 2024-10-13 20/90 71% 3.75 RR Moscow Riichi 2024 Moscow
5 294 2024-06-09 37/52 43% 3.05 RR Agari Summer Tournament 2024 Moscow
6 568 2022-06-12 49/112 0% 4.05 RR Moscow Riichi 2022 Moscow
7 553 2021-12-19 22/48 0% 3.10 RR Agari team tournament Moscow
8 774 2020-01-26 8/32 0% 2.70 RR The last chance: back to 2019 Moscow
9 532 2019-12-15 53/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
10 229 2019-07-21 28/36 0% 3.20 RR Moscow Open Riichi Marathon 2019 Moscow
11 128 2019-01-13 42/48 0% 3.10 RR Agari team tournament 2019 Moscow
12 984 2018-12-16 🥈 2/64 0% 3.45 EMA White Dragon Tournament Moscow
13 889 2018-07-15 4/28 0% 3.00 RR Moscow Open Riichi Marathon Moscow
14 937 2017-10-22 5/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
15 600 2017-10-07 7/16 0% 1.40 RR Red Dragon tournament 2017 Moscow
16 481 2017-09-24 15/28 0% 2.60 RR Moscow Riichi Half Marathon 2017 Moscow
17 829 2017-07-09 7/36 0% 3.20 RR Moscow Open Riichi Marathon 2017 Moscow
18 989 2016-09-11 🥈 2/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
19 169 2013-12-08 60/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow