Goncharenko Alexandr
From Novosibirsk, Russia
EMA: 15020094
Common russian riichi rating (CRR)
Rating date Dec. 18, 2023 (latest changes Dec. 18, 2023).
68 place (402.55).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001
p1 = (74.63 * 3.50 * 0.29 + 448.28 * 3.75 * 1 + 794.39 * 4 * 1 + 0 + 0) / (3.50 * 0.29 + 3.75 * 1 + 4 * 1 + 1 + 1) = 458.9063204945139
p2 = (794.39 * 4 * 1 + 448.28 * 3.75 * 1 + 74.63 * 3.50 * 0.29) / max_coefficients = 346.1952501856164
score = 458.9063204945139 * 0.5 + 346.1952501856164 * 0.5 = 402.55078534006515
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-11-28 | 69 -> 68 | 402.55 | |
2023-11-26 | 64 -> 69 | 403.77 -> 402.55 | |
2023-11-20 | 68 -> 64 | 396.55 -> 403.77 |
Tenpai can't buy happiness: 43% -> 29% |
2023-11-06 | 72 -> 68 | 389.40 -> 396.55 | |
2023-11-05 | 66 -> 72 | 389.40 | |
2023-10-22 | 65 -> 66 | 389.40 | |
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% |
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 | 29% | 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 |