Personal Page

Jack Amster

Name: Jack Amster
Region: United States
Competitions: 11
WCA ID: Jack Amster2023AMST02
Gender: Male
Career: 2023.06.03 - 2025.08.24
2025 Annual Summary

Current Personal Records

EventNRCRWRSingleAverageWRCRNRGoldSilverBronzeSolves/Attempts
3x3x3 Cube9979132895244713.7117.7161551155581163595/95
2x2x2 Cube66618756316173.335.523801610585811655/55
4x4x4 Cube994613304482531:26.694/4
3x3x3 One-Handed11702157195805659.448/10
Clock750890662684840.144/4
Pyraminx1153514841523288.7914.5965826190661483625/25
Skewb13903174205353614.7920.095060416482131509/10
Square-1504162911905954.971:10.4716558545443565/5

Sum of Ranks

 Sum of NRNRSum of CRCRSum of WRWR
Single10425483901360511108047260439531
Average95515103751246131357443544948638
3x3x3 Cube
CompetitionRoundPlaceBestAverageDetail
Cubing by the Kings OH 2025Second round40 16.79 20.30
23.60     16.79     20.99     20.84     19.07
First round40 17.15 19.18
23.36     18.53     17.26     21.75     17.15
Cincinnati Open 2025Second round57 17.30 19.98
21.07     18.81     17.30     21.36     20.05
First round50 15.11 17.71
15.11     16.42     17.13     22.23     19.57
Northern Kentucky 2025Final39 16.81 20.25
19.25     22.46     16.81     22.86     19.05
Second round45 13.71 19.36
17.52     22.52     19.99     13.71     20.56
First round49 18.14 20.33
20.59     28.83     18.97     18.14     21.43
Cincinnati Speed Solving 2025Second round68 24.33 28.81
29.22     37.43     30.61     24.33     26.59
First round69 23.85 27.42
23.85     28.62     28.90     24.77     28.88
Northern Kentucky 2024Second round70 24.92 27.52
30.39     26.36     28.98     27.22     24.92
First round72 22.69 26.49
24.92     24.64     22.69     29.91     30.42
Cincinnati Speed Solving 2024Second round44 23.15 24.10
31.17     23.45     23.15     25.05     23.81
First round56 25.00 27.60
25.00     29.03     25.96     32.39     27.81
Mason Cube Challenge 2024First round54 26.66 29.94
28.59     33.33     26.66     36.88     27.91
Swoop in Again Oxford 2023First round73 27.69 32.65
39.33     29.97     39.31     27.69     28.67
Swoop in and Solve Oxford 2023Second round79 27.34 33.18
32.82     27.34     30.17     36.56     39.12
First round75 25.14 30.73
27.89     25.14     29.33     38.53     34.97
Cubing by the Kings 2023First round46 26.41 31.08
32.62     33.46     26.41     42.14     27.16
MoreHead-to-Head 2023First round45 31.45 40.67
46.53     41.15     49.21     31.45     34.33
 
2x2x2 Cube
CompetitionRoundPlaceBestAverageDetail
Cubing by the Kings OH 2025First round39 3.95 6.82
6.27      7.53      7.03      7.17      3.95
Cincinnati Open 2025Second round68 5.40 7.74
7.10      9.22      5.40      9.12      7.01
First round43 4.61 5.52
4.61      4.96      9.63      5.22      6.39
Northern Kentucky 2025First round50 4.42 6.47
4.42      6.54      8.51      7.72      5.14
Cincinnati Speed Solving 2025First round61 5.12 7.75
6.22      12.32     5.12      11.15     5.88
Northern Kentucky 2024Final63 6.48 8.48
7.44      6.48      7.66      10.35     10.53
First round71 3.33 8.02
10.82     3.82      11.97     9.41      3.33
Cincinnati Speed Solving 2024First round64 8.78 10.56
11.52     9.73      10.42     12.03     8.78
Mason Cube Challenge 2024First round48 6.35 8.09
9.18      8.01      10.63     7.09      6.35
Swoop in and Solve Oxford 2023First round75 7.05 11.02
40.74     10.32     7.05      11.26     11.47
Cubing by the Kings 2023First round46 9.29 12.74
10.18     9.29      13.33     15.99     14.70
 
4x4x4 Cube
CompetitionRoundPlaceBestAverageDetail
Cubing by the Kings OH 2025First round37 1:32.30 
1:32.30   1:50.43
Northern Kentucky 2025First round39 1:26.69 
1:51.98   1:26.69
 
3x3x3 One-Handed
CompetitionRoundPlaceBestAverageDetail
Northern Kentucky 2024Final53 59.44 
1:12.82   59.44
Cincinnati Speed Solving 2024First round38 1:01.46 
1:01.46   DNF
Mason Cube Challenge 2024First round39 1:08.99 
1:51.15   1:08.99
Swoop in and Solve Oxford 2023First round64 1:45.41 
1:45.41   DNF
Cubing by the Kings 2023First round36 1:45.97 
1:45.97   1:46.01
 
Clock
CompetitionRoundPlaceBestAverageDetail
Cubing by the Kings OH 2025First round40 40.14 
40.14     42.57
Cincinnati Open 2025First round66 40.48 
46.48     40.48
 
Megaminx
CompetitionRoundPlaceBestAverageDetail
Cincinnati Speed Solving 2024Final26 DNF 
DNF       DNF
MoreHead-to-Head 2023First round30 DNF 
DNF       DNF
 
Pyraminx
CompetitionRoundPlaceBestAverageDetail
Cubing by the Kings OH 2025First round44 9.23 15.45
18.58     17.43     14.38     9.23      14.53
Cincinnati Open 2025First round74 8.79 14.59
15.49     16.41     15.59     8.79      12.69
Swoop in and Solve Oxford 2023First round64 11.84 16.37
31.17     11.84     20.29     12.44     16.37
Cubing by the Kings 2023First round46 8.89 24.71
28.00     8.89      23.61     22.52     31.23
MoreHead-to-Head 2023First round34 14.64 19.88
22.06     22.41     14.64     15.17     27.47
 
Skewb
CompetitionRoundPlaceBestAverageDetail
Cincinnati Open 2025First round66 14.79 20.09
14.79     19.24     21.32     DNF       19.70
Swoop in Again Oxford 2023First round67 28.38 31.73
34.73     31.06     29.41     28.38     38.67
 
Square-1
CompetitionRoundPlaceBestAverageDetail
Northern Kentucky 2025First round24 54.97 1:10.47
54.97     1:42.62   1:22.19   1:00.56   1:08.65
Cubing by the Kings OH 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round40 16.79 20.30
23.60     16.79     20.99     20.84     19.07
First round40 17.15 19.18
23.36     18.53     17.26     21.75     17.15
2x2x2 CubeFirst round39 3.95 6.82
6.27      7.53      7.03      7.17      3.95
4x4x4 CubeFirst round37 1:32.30 
1:32.30   1:50.43
ClockFirst round40 40.14 
40.14     42.57
PyraminxFirst round44 9.23 15.45
18.58     17.43     14.38     9.23      14.53
 
Cincinnati Open 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round57 17.30 19.98
21.07     18.81     17.30     21.36     20.05
First round50 15.11 17.71
15.11     16.42     17.13     22.23     19.57
2x2x2 CubeSecond round68 5.40 7.74
7.10      9.22      5.40      9.12      7.01
First round43 4.61 5.52
4.61      4.96      9.63      5.22      6.39
ClockFirst round66 40.48 
46.48     40.48
PyraminxFirst round74 8.79 14.59
15.49     16.41     15.59     8.79      12.69
SkewbFirst round66 14.79 20.09
14.79     19.24     21.32     DNF       19.70
 
Northern Kentucky 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeFinal39 16.81 20.25
19.25     22.46     16.81     22.86     19.05
Second round45 13.71 19.36
17.52     22.52     19.99     13.71     20.56
First round49 18.14 20.33
20.59     28.83     18.97     18.14     21.43
2x2x2 CubeFirst round50 4.42 6.47
4.42      6.54      8.51      7.72      5.14
4x4x4 CubeFirst round39 1:26.69 
1:51.98   1:26.69
Square-1First round24 54.97 1:10.47
54.97     1:42.62   1:22.19   1:00.56   1:08.65
 
Cincinnati Speed Solving 2025
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round68 24.33 28.81
29.22     37.43     30.61     24.33     26.59
First round69 23.85 27.42
23.85     28.62     28.90     24.77     28.88
2x2x2 CubeFirst round61 5.12 7.75
6.22      12.32     5.12      11.15     5.88
 
Northern Kentucky 2024
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round70 24.92 27.52
30.39     26.36     28.98     27.22     24.92
First round72 22.69 26.49
24.92     24.64     22.69     29.91     30.42
2x2x2 CubeFinal63 6.48 8.48
7.44      6.48      7.66      10.35     10.53
First round71 3.33 8.02
10.82     3.82      11.97     9.41      3.33
3x3x3 One-HandedFinal53 59.44 
1:12.82   59.44
 
Cincinnati Speed Solving 2024
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round44 23.15 24.10
31.17     23.45     23.15     25.05     23.81
First round56 25.00 27.60
25.00     29.03     25.96     32.39     27.81
2x2x2 CubeFirst round64 8.78 10.56
11.52     9.73      10.42     12.03     8.78
3x3x3 One-HandedFirst round38 1:01.46 
1:01.46   DNF
MegaminxFinal26 DNF 
DNF       DNF
 
Mason Cube Challenge 2024
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round54 26.66 29.94
28.59     33.33     26.66     36.88     27.91
2x2x2 CubeFirst round48 6.35 8.09
9.18      8.01      10.63     7.09      6.35
3x3x3 One-HandedFirst round39 1:08.99 
1:51.15   1:08.99
 
Swoop in Again Oxford 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round73 27.69 32.65
39.33     29.97     39.31     27.69     28.67
SkewbFirst round67 28.38 31.73
34.73     31.06     29.41     28.38     38.67
 
Swoop in and Solve Oxford 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeSecond round79 27.34 33.18
32.82     27.34     30.17     36.56     39.12
First round75 25.14 30.73
27.89     25.14     29.33     38.53     34.97
2x2x2 CubeFirst round75 7.05 11.02
40.74     10.32     7.05      11.26     11.47
3x3x3 One-HandedFirst round64 1:45.41 
1:45.41   DNF
PyraminxFirst round64 11.84 16.37
31.17     11.84     20.29     12.44     16.37
 
Cubing by the Kings 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round46 26.41 31.08
32.62     33.46     26.41     42.14     27.16
2x2x2 CubeFirst round46 9.29 12.74
10.18     9.29      13.33     15.99     14.70
3x3x3 One-HandedFirst round36 1:45.97 
1:45.97   1:46.01
PyraminxFirst round46 8.89 24.71
28.00     8.89      23.61     22.52     31.23
 
MoreHead-to-Head 2023
EventRoundPlaceBestAverageDetail
3x3x3 CubeFirst round45 31.45 40.67
46.53     41.15     49.21     31.45     34.33
MegaminxFirst round30 DNF 
DNF       DNF
PyraminxFirst round34 14.64 19.88
22.06     22.41     14.64     15.17     27.47
No.DateNameRegionCity
112025-08-24Cubing by the Kings OH 2025United StatesMason, Ohio
102025-08-09Cincinnati Open 2025United StatesCincinnati, Ohio
92025-05-03Northern Kentucky 2025United StatesHighland Heights, Kentucky
82025-02-22Cincinnati Speed Solving 2025United StatesCincinnati, Ohio
72024-06-15Northern Kentucky 2024United StatesHighland Heights, Kentucky
62024-04-27Cincinnati Speed Solving 2024United StatesCincinnati, Ohio
52024-04-13Mason Cube Challenge 2024United StatesMason, Ohio
42023-11-19Swoop in Again Oxford 2023United StatesOxford, Ohio
32023-09-17Swoop in and Solve Oxford 2023United StatesOxford, Ohio
22023-09-09Cubing by the Kings 2023United StatesMason, Ohio
12023-06-03MoreHead-to-Head 2023United StatesMorehead, Kentucky