Matrosova Natalia

From Yekaterinburg, Russia

EMA: 15020064

Player page

Common russian riichi rating (CRR)

Rating date Dec. 17, 2023 (latest changes Dec. 17, 2023).

79 place (355.46).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001

p1 = (842.11 * 2.10 * 1 + 671.64 * 3.50 * 0.29 + 195.40 * 3.75 * 1 + 411.21 * 4 * 1 + 37.04 * 2.30 * 1) / (2.10 * 1 + 3.50 * 0.29 + 3.75 * 1 + 4 * 1 + 2.30 * 1) = 372.8409613724766

p2 = (842.11 * 2.10 * 1 + 411.21 * 4 * 1 + 195.40 * 3.75 * 1 + 671.64 * 3.50 * 0.29) / max_coefficients = 338.08497230140443

score = 372.8409613724766 * 0.5 + 338.08497230140443 * 0.5 = 355.4629668369405

Rating changes

Show

all results
Date Place Points Reason
2023-12-12 82 -> 79 355.46
2023-11-28 87 -> 82 355.46
2023-11-26 83 -> 87 356.66 -> 355.46
2023-11-20 76 -> 83 374.00 -> 356.66

Tenpai can't buy happiness: 43% -> 29%
2023-11-06 80 -> 76 366.59 -> 374.00
2023-11-05 68 -> 80 383.34 -> 366.59

Finding Dora: 0% -> 100%
2023-10-22 67 -> 68 383.34
2023-10-19 69 -> 67 383.34
2023-10-12 74 -> 69 382.25 -> 383.34
2023-09-28 75 -> 74 382.25

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 37 2023-11-05 27/28 100% 2.30 CRR Finding Dora
2 411 2023-09-03 64/108 100% 4.00 RR SPB Riichi Open 2023
3 842 2023-08-27 4/20 100% 2.10 CRR 13 tiles until tempai
4 195 2023-06-11 71/88 100% 3.75 RR Money can not buy tenpai
5 672 2022-03-20 23/68 29% 3.50 RR Tenpai can't buy happiness
6 609 2019-06-16 10/24 0% 2.20 RR URAL Mahjong Battle
7 211 2018-05-01 57/72 0% 3.85 EMA Haru Shanten 2018
8 70 2017-11-12 67/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
9 0 2017-07-30 24/24 0% 2.20 RR Summer EMA rules tournament 2017