Mandjiev Arslan

From Moscow, Russia

EMA: 15990042

Player page

Internal rating (RR)

Rating date Sept. 28, 2021 (latest changes Sept. 26, 2021).

40 place (278.97).

max_coefficients = (2.90 * 0.43 + 4.05 * 0.29 + 2.70 * 0.29 + 2.50 * 0.29) = 3.8856650000000004

p1 = (531.53 * 4.05 * 0.29 + 774.19 * 2.70 * 0.29 + 0 + 0 + 0) / (4.05 * 0.29 + 2.70 * 0.29 + 1 + 1 + 1) = 245.96655151948622

p2 = (531.53 * 4.05 * 0.29 + 774.19 * 2.70 * 0.29) / max_coefficients = 311.97748647914835

score = 245.96655151948622 * 0.5 + 311.97748647914835 * 0.5 = 278.9720189993173

Rating changes

Show

Date Place Points Reason
2021-09-26 35 -> 40 319.02 -> 278.97

The last chance: back to 2019: 43% -> 29%

2021-09-24 36 -> 35 308.45 -> 319.02
2021-09-08 39 -> 36 294.56 -> 308.45
2021-09-04 45 -> 39 291.13 -> 294.56
2021-08-25 47 -> 45 291.13
2021-08-15 43 -> 47 315.23 -> 291.13

VIII Russian Riichi Championship: 43% -> 29%

2021-08-03 44 -> 43 315.23
2021-07-26 42 -> 44 343.97 -> 315.23

The last chance: back to 2019: 57% -> 43%

2021-07-24 42 333.62 -> 343.97
2021-07-21 38 -> 42 366.83 -> 333.62

Moscow Open Riichi Marathon 2019: 14% -> 0%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 774 2020-01-26 8/32 29% 2.70 RR The last chance: back to 2019
2 532 2019-12-15 53/112 29% 4.05 EMA VIII Russian Riichi Championship
3 229 2019-07-21 28/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
4 128 2019-01-13 42/48 0% 3.10 RR Agari team tournament 2019
5 984 2018-12-16 2/64 0% 3.45 EMA White Dragon Tournament
6 889 2018-07-15 4/28 0% 3.00 RR Moscow Open Riichi Marathon
7 937 2017-10-22 5/64 0% 3.45 EMA Moscow Riichi Open 2017
8 600 2017-10-07 7/16 0% 1.40 RR Red Dragon tournament 2017
9 481 2017-09-24 15/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
10 829 2017-07-09 7/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
11 989 2016-09-11 2/88 0% 3.45 EMA V Russian Riichi Championship 2016
12 169 2013-12-08 60/72 0% 3.25 RR Russian Riichi Championship 2013