Goncharenko Alexandr
From Novosibirsk, Russia
EMA: 15020094
Common russian riichi rating (CRR)
Rating date Oct. 19, 2023 (latest changes Oct. 19, 2023).
65 place (389.40).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (74.63 * 3.50 * 0.43 + 448.28 * 3.75 * 1 + 794.39 * 4 * 1 + 0 + 0) / (3.50 * 0.43 + 3.75 * 1 + 4 * 1 + 1 + 1) = 441.822739353428
p2 = (794.39 * 4 * 1 + 448.28 * 3.75 * 1 + 74.63 * 3.50 * 0.43) / max_coefficients = 336.98644067796613
score = 441.822739353428 * 0.5 + 336.98644067796613 * 0.5 = 389.40459001569707
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-10-19 | 66 -> 65 | 389.40 | |
2023-10-12 | 70 -> 66 | 388.35 -> 389.40 | |
2023-09-28 | 71 -> 70 | 388.35 | |
2023-09-20 | 76 -> 71 | 381.80 -> 388.35 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-06 | 77 -> 76 | 381.80 | |
2023-09-05 | 78 -> 77 | 381.80 | |
2023-09-03 | 139 -> 78 | 171.67 -> 381.80 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-27 | 134 -> 139 | 171.67 | |
2023-08-26 | 133 -> 134 | 171.67 | |
2023-08-19 | 134 -> 133 | 171.67 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 794 |
|
23/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 448 |
|
49/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 75 |
|
63/68 | 43% | 3.50 | RR | Tenpai can't buy happiness |
4 | 368 |
|
13/20 | 0% | 2.10 | EMA | Snow Dragon Tournament |
5 | 714 |
|
19/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
6 | 952 |
|
5/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
7 | 345 |
|
37/56 | 0% | 3.00 | EMA | Snow Dragon |
8 | 385 |
|
57/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
9 | 1000 |
|
1/20 | 0% | 1.30 | CRR | Awakening of the rising sun dragon |
10 | 217 |
|
19/24 | 0% | 2.20 | RR | Siberian riichi |
11 | 677 |
|
11/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules |
12 | 1000 |
|
1/36 | 0% | 2.50 | RR | Quick discard 2017 |
13 | 452 |
|
18/32 | 0% | 2.40 | RR | Siberia Cup 2016 |
14 | 326 |
|
30/44 | 0% | 1.90 | RR | Eighth winter tournament |
15 | 857 |
|
6/36 | 0% | 1.70 | RR | Seventh winter tournament |
16 | 609 |
|
10/24 | 0% | 1.40 | RR | Furiten tournament 2014 |