Frederiks Rūdolfs Kronbergs

Country WCA ID Gender Competitions Completed Solves
Latvia 2017KRON03 Male 17 1083

Current Personal Records

Event NR CR WR Single Average WR CR NR
3x3x3 Cube 6 719 2318 7.66 8.92 1492 448 2
2x2x2 Cube 6 709 1850 1.60 3.06 1962 694 5
4x4x4 Cube 6 789 2561 35.29 41.76 2914 869 6
5x5x5 Cube 9 942 3205 1:17.41 1:27.59 3467 1014 9
6x6x6 Cube 9 1235 4126 3:13.26 3:21.17 3812 1144 9
7x7x7 Cube 14 1680 5429 6:13.03
3x3x3 Blindfolded 11 1740 5255 4:05.84
3x3x3 Fewest Moves 5 529 1138 31 33.33 578 261 2
3x3x3 One-Handed 7 610 2082 13.96 17.40 1969 561 8
Clock 8 545 1527 8.93 14.48 3112 1112 11
Megaminx 7 712 2350 1:09.65 1:22.96 2759 842 8
Pyraminx 8 556 1466 2.72 5.73 3311 1163 11
Skewb 7 556 1551 2.99 5.05 1479 521 5
Square-1 2 137 414 8.73 12.81 524 166 2

Medal Collection

Gold Silver Bronze
3 4 13

Record Collection

WR CR NR
3
Competition Round Place Single Average Solves
3x3x3 Cube
Latvian Championship 2022 Final 4 9.41 10.02 10.669.599.4111.499.80
Second round 2 8.55 9.61 8.5510.378.689.7710.50
First round 4 8.94 9.55 9.968.949.4215.569.26
PärNuti Cubing 2022 Final 2 8.06 8.92 9.978.338.699.748.06
Second round 10 8.92 10.54 9.9610.8110.8411.318.92
First round 4 8.85 9.35 9.789.258.8511.479.01
Valmiera Open 2022 Final 1 9.39 9.83 9.3910.889.4310.089.99
Second round 7 9.26 10.90 9.269.2711.3413.9412.09
First round 3 9.10 9.92 10.739.109.2912.499.73
Jāņi Kārķos 2022 Final 1 8.53 9.40 9.068.538.8112.8710.33
Second round 6 8.24 10.71 10.038.2412.2211.7310.37
First round 3 8.51 10.27 10.0710.508.5110.2411.59
Latvian Open 2019 Final 4 8.77 10.21 10.269.9910.3913.278.77
Second round 4 9.01 10.04 11.599.2210.379.0110.52
First round 6 9.31 10.68 9.6715.2510.569.3111.81
Estonian Open 2019 Final 4 9.36 9.79 10.079.369.479.8212.08
Second round 8 8.47 10.57 10.569.518.47DNF11.64
First round 3 8.63 9.55 9.898.798.63DNF9.97
Sigulda Open 2019 Final 5 9.41 12.15 14.3410.599.41DNF11.53
Second round 3 8.79 10.34 15.349.4412.299.298.79
First round 7 7.66 11.29 15.689.447.6614.4410.00
Telšiai Open 2019 Final 5 9.39 10.73 11.9112.229.3910.899.40
Second round 4 8.88 10.04 10.3310.478.889.3311.79
First round 6 8.94 10.45 11.3312.578.949.1010.91
Tallinn Open 2019 Final 2 8.61 10.12 10.008.619.6810.8110.68
Second round 2 9.87 11.01 11.7811.7011.349.8710.00
First round 2 8.75 9.82 10.0810.338.759.0413.37
Kaunas Open 2019 Final 6 9.02 11.46 9.789.0211.4013.2115.07
Second round 6 9.46 10.81 12.229.4611.2010.4710.76
First round 5 10.30 11.18 12.1410.9311.7610.8510.30
Tartu Open 2018 Final 8 10.03 13.70 13.0210.03DNF14.8613.23
Second round 5 8.68 11.54 11.9111.1818.618.6811.52
First round 9 11.44 12.88 11.4414.8614.1511.8712.62
Latvian Open 2018 Second round 13 11.19 13.24 13.6512.0114.0514.4611.19
First round 13 11.73 12.47 11.9011.9914.0113.5211.73
Sigulda Open 2018 Second round 15 13.78 14.96 15.0513.9117.4315.9113.78
First round 15 12.48 16.20 12.4814.1817.0218.6317.39
Tallinn Open 2018 First round 13 13.72 16.22 17.4617.8215.2815.9313.72
Riga Open 2018 Second round 16 15.23 19.14 15.2326.5322.6316.2418.56
First round 14 14.12 16.94 16.0117.6314.1218.4217.18
Riga Special 2018 First round 20 15.80 18.12 16.6621.3918.2919.4215.80
Latvian Open 2017 First round 37 18.72 24.68 25.3223.4318.7225.4725.28
2x2x2 Cube
Latvian Championship 2022 Final 5 2.65 3.06 2.803.353.042.657.31
Second round 4 2.23 3.93 2.233.014.694.095.18
First round 7 2.16 4.10 3.962.165.203.138.09
PärNuti Cubing 2022 Final 6 2.64 3.73 2.643.785.613.943.48
Second round 6 2.77 3.69 3.773.522.775.123.79
First round 7 3.06 3.99 3.555.574.064.353.06
Valmiera Open 2022 Final 14 2.30 5.35 4.742.309.763.457.85
First round 4 2.40 3.78 4.155.682.954.232.40
Jāņi Kārķos 2022 Final 3 2.61 3.47 3.644.042.724.272.61
First round 4 2.21 3.30 2.213.953.432.515.58
Latvian Open 2019 Final 3 2.51 3.30 3.573.472.514.342.86
Second round 4 2.44 3.45 3.654.742.442.564.14
First round 4 3.22 3.75 4.473.355.903.443.22
Estonian Open 2019 Final 6 3.06 3.45 3.514.673.063.143.69
Second round 8 2.99 3.83 4.633.824.043.622.99
First round 5 2.77 3.36 3.104.134.932.772.84
Sigulda Open 2019 Final 4 2.24 3.61 2.243.104.523.219.13
First round 6 3.04 3.74 4.024.213.043.663.55
Telšiai Open 2019 Final 4 2.27 3.73 2.273.733.654.573.82
Second round 8 3.90 4.25 4.524.093.904.664.14
First round 2 2.78 3.39 3.482.925.273.762.78
Tallinn Open 2019 Final 4 2.73 3.27 3.632.932.733.25DNF
Second round 3 2.73 3.78 4.444.693.723.182.73
First round 6 2.83 4.66 6.686.943.892.833.40
Kaunas Open 2019 Final 3 4.03 4.26 4.037.004.324.364.11
Second round 3 3.22 3.70 4.123.643.353.22DNF
First round 5 1.60 3.92 6.423.573.571.604.61
Tartu Open 2018 Final 11 3.89 5.37 5.613.8911.436.543.96
First round 8 2.85 4.10 5.163.772.853.784.76
Latvian Open 2018 Final 10 3.72 4.81 6.213.724.684.904.84
Second round 6 3.36 4.17 5.823.363.914.713.89
First round 6 2.40 4.16 4.803.694.622.404.17
Sigulda Open 2018 First round 15 3.80 5.00 5.804.845.193.804.97
Tallinn Open 2018 First round 15 4.65 6.15 6.094.657.066.375.99
Riga Open 2018 First round 16 4.88 6.35 7.098.084.886.984.98
Latvian Open 2017 First round 34 7.67 8.78 9.389.038.457.678.85
4x4x4 Cube
Latvian Championship 2022 Final 9 38.01 45.60 50.0846.9238.0140.2649.61
Second round 6 37.78 41.76 48.3140.1744.2640.8637.78
First round 8 35.29 44.93 53.1841.1345.8035.2947.85
PärNuti Cubing 2022 Final 9 40.69 46.73 47.3145.1940.6948.2447.69
Second round 10 41.57 44.18 42.4741.5746.0855.2243.98
First round 12 43.13 46.67 45.2449.9046.2943.1348.48
Valmiera Open 2022 Final 7 40.18 46.16 1:01.9945.2745.7147.4940.18
Jāņi Kārķos 2022 First round 9 42.62 50.02 53.4955.0942.6252.2144.37
Latvian Open 2019 Final 8 39.64 52.40 46.7058.851:08.7439.6451.65
First round 6 42.67 45.42 42.6754.1446.1845.3644.71
Estonian Open 2019 Final 7 40.05 43.84 40.0546.5453.2144.1940.78
First round 10 43.45 48.22 48.0353.1643.4643.4553.18
Telšiai Open 2019 First round 9 47.90 51.38 53.4447.9048.3952.311:03.89
Tallinn Open 2019 Final 7 42.45 48.67 58.4452.8346.6246.5742.45
Second round 6 45.56 52.50 54.1845.5657.1846.131:00.14
First round 7 44.53 51.22 50.0349.51DNF54.1344.53
Kaunas Open 2019 First round 9 50.96 58.09 54.271:03.261:09.0756.7550.96
Latvian Open 2018 Second round 18 58.29 1:04.43 1:01.001:12.521:02.411:09.8858.29
First round 20 49.15 1:08.30 49.151:05.281:06.471:13.141:15.55
Sigulda Open 2018 Final 22 1:17.04 1:30.55 1:17.041:38.011:33.441:20.20DNF
Riga Open 2018 First round 27 2:59.61 3:19.592:59.61
5x5x5 Cube
Latvian Championship 2022 Final 9 1:26.76 1:32.82 1:30.501:39.331:29.581:38.381:26.76
First round 10 1:17.41 1:30.16 1:17.411:23.241:29.591:37.641:48.76
PärNuti Cubing 2022 Final 7 1:23.72 1:30.81 1:29.551:23.721:27.661:35.221:35.24
Second round 8 1:18.53 1:27.59 1:32.201:18.531:26.381:28.351:28.03
First round 9 1:26.08 1:29.21 1:34.121:26.891:34.611:26.081:26.63
Valmiera Open 2022 Final 12 1:35.85 1:49.79 1:35.851:39.281:59.362:00.771:50.72
Latvian Open 2019 Final 9 1:30.11 1:38.74 1:41.741:40.871:30.111:34.381:40.96
Telšiai Open 2019 First round 9 1:37.49 1:42.73 1:44.261:40.601:37.491:43.341:49.54
Tallinn Open 2019 Final 3 1:33.79 1:36.48 1:33.791:35.941:46.191:34.411:39.10
First round 4 1:37.68 1:43.12 1:37.681:56.381:44.201:44.881:40.27
Kaunas Open 2019 First round 10 1:56.06 1:59.00 1:59.011:56.062:00.522:09.241:57.46
Latvian Open 2018 First round 15 2:00.46 2:18.24 2:16.732:00.462:53.952:36.172:01.83
Sigulda Open 2018 Final 17 3:01.18 3:15.693:01.18
Riga Special 2018 Final 19 3:46.43 3:48.983:46.43
6x6x6 Cube
Latvian Championship 2022 Final 11 4:35.96 4:35.96
First round 12 3:13.26 3:21.17 3:18.993:31.263:13.26
Latvian Open 2019 Final 10 4:20.90 4:20.90
Kaunas Open 2019 Final 9 5:45.23 5:45.23
7x7x7 Cube
Latvian Championship 2022 First round 15 6:13.03 6:13.03
Latvian Open 2019 Final 10 6:36.92 6:36.92
3x3x3 Blindfolded
PärNuti Cubing 2022 First round 7 DNF DNF DNFDNSDNS
Latvian Open 2019 First round 11 5:24.15 DNF 5:24.157:19.60DNF
Estonian Open 2019 First round 9 5:58.03 DNF DNF5:58.03DNF
Sigulda Open 2019 Final 6 4:05.84 DNF DNFDNF4:05.84
Telšiai Open 2019 Final 8 4:14.78 DNF 5:06.034:14.78DNF
Tallinn Open 2019 Final 7 DNF DNF DNFDNFDNF
First round 9 5:04.81 DNF 5:04.81DNF5:08.86
Kaunas Open 2019 Final 8 DNF DNF DNFDNSDNS
3x3x3 Fewest Moves
Latvian Championship 2022 Final 2 31 33.33 333631
Latvian Open 2019 Final 3 33 33
Estonian Open 2019 Final 3 32 32
Sigulda Open 2019 Final 4 38 38
Telšiai Open 2019 Final 12 DNF DNF
Kaunas Open 2019 Final 4 44 44
Latvian Open 2018 Final 13 36 DNF 36DNF50
Riga Special 2018 Final 19 57 DNF 5957DNF
Latvian Open 2017 Final 13 58 58
3x3x3 One-Handed
Latvian Championship 2022 Final 10 18.29 20.06 22.1719.3418.6723.6718.29
Second round 11 15.84 23.35 22.0722.5725.4042.1615.84
First round 7 16.25 19.18 20.2832.9818.3218.9416.25
PärNuti Cubing 2022 Final 7 14.05 21.01 24.6023.3514.0522.8316.84
Second round 7 17.21 20.36 17.7424.1920.8522.4817.21
First round 5 15.68 19.18 15.6821.3121.0619.7516.74
Valmiera Open 2022 Final 10 16.89 25.10 34.4123.6131.0316.8920.66
First round 10 22.28 25.26 24.3422.2824.1727.2627.31
Jāņi Kārķos 2022 Final 6 21.04 21.66 21.2521.0421.9121.8322.57
Second round 6 15.88 21.14 26.8017.5815.8819.0328.24
First round 6 13.96 22.40 20.0513.9623.6923.4625.70
Latvian Open 2019 Final 5 16.67 18.20 16.6719.1817.3218.1119.27
First round 1 16.25 17.40 20.6017.1617.3316.2517.70
Estonian Open 2019 Final 10 19.95 21.26 22.4220.2022.8321.1719.95
Second round 10 18.80 21.49 25.8818.8021.2819.8023.40
First round 13 16.75 21.94 26.7425.1320.1620.5216.75
Sigulda Open 2019 Final 9 20.01 22.04 20.8125.3020.0123.0022.32
First round 9 19.67 22.12 22.1920.2619.6723.9132.15
Telšiai Open 2019 First round 11 20.15 24.81 29.4623.1521.8230.7820.15
Tallinn Open 2019 Final 7 17.44 23.65 17.4423.2220.2327.4938.31
Second round 4 19.09 21.42 25.2619.0922.3420.1421.77
First round 2 16.02 19.62 16.0222.0117.5323.9019.32
Kaunas Open 2019 Final 6 24.22 26.39 25.3829.0631.4424.2224.74
First round 6 19.87 23.54 19.8724.8132.5522.5023.30
Tartu Open 2018 First round 14 25.33 31.28 27.5725.3333.4432.8255.37
Latvian Open 2018 First round 15 19.01 28.53 19.0126.0143.3728.0231.57
Tallinn Open 2018 First round 16 31.34 40.60 45.7045.6937.5031.3438.60
Riga Open 2018 First round 19 46.40 50.2946.40
Clock
Latvian Championship 2022 Final 10 8.93 DNF 10.798.93DNFDNFDNF
First round 11 11.04 14.48 19.71DNF11.0411.2912.43
Latvian Open 2019 Final 15 17.92 DNF 18.34DNFDNF26.8017.92
Latvian Open 2018 Final 16 39.54 39.54DNF
Megaminx
Latvian Championship 2022 Final 9 1:12.31 1:22.96 1:34.311:21.151:15.851:31.871:12.31
First round 9 1:27.87 1:30.53 1:27.871:29.011:32.151:32.331:30.42
PärNuti Cubing 2022 Final 8 1:09.65 1:24.39 1:26.091:36.061:19.701:27.391:09.65
Second round 7 1:20.33 1:24.51 1:23.591:20.331:26.511:26.221:23.71
First round 8 1:13.77 1:23.56 1:13.771:23.681:24.491:55.601:22.52
Jāņi Kārķos 2022 Final 12 2:15.05 2:15.052:59.82
Latvian Open 2019 First round 12 1:38.00 1:54.39 1:54.791:58.722:05.631:49.661:38.00
Estonian Open 2019 Final 10 1:26.04 1:41.13 1:38.521:26.041:46.481:38.381:47.25
Telšiai Open 2019 Final 10 1:43.18 1:56.95 2:30.651:56.692:05.071:49.081:43.18
Kaunas Open 2019 Final 4 1:32.57 1:41.30 1:49.331:44.761:32.571:41.321:37.81
Tartu Open 2018 Final 10 1:44.50 1:55.45 1:44.502:17.751:44.652:01.502:00.20
Latvian Open 2018 Final 9 1:17.55 1:47.72 1:54.141:41.072:04.011:17.551:47.95
Riga Special 2018 Final 21 3:59.57 4:30.143:59.57
Pyraminx
Latvian Championship 2022 Second round 15 7.03 8.10 11.118.657.038.327.34
First round 12 5.71 7.04 8.838.026.545.716.55
PärNuti Cubing 2022 Final 7 3.67 6.22 7.886.347.275.053.67
Second round 8 4.89 6.61 4.895.676.809.997.35
First round 8 5.77 7.97 13.808.389.575.965.77
Valmiera Open 2022 Final 11 5.87 9.24 5.8715.1511.499.466.78
Jāņi Kārķos 2022 Final 11 6.30 8.72 6.8610.508.956.3010.34
First round 12 7.14 9.25 8.037.1410.4510.659.26
Latvian Open 2019 Final 12 3.22 6.54 8.266.145.657.823.22
First round 12 4.53 7.53 6.539.254.538.028.05
Estonian Open 2019 Second round 17 4.84 7.82 8.7712.537.904.846.79
First round 8 5.25 5.73 6.337.245.295.255.56
Telšiai Open 2019 Final 9 5.54 7.06 7.037.676.495.549.39
Tallinn Open 2019 Second round 11 4.72 7.71 12.906.748.204.728.19
First round 8 5.17 6.44 11.816.036.636.655.17
Kaunas Open 2019 Final 3 4.93 5.74 6.415.378.145.454.93
Tartu Open 2018 Final 8 4.82 6.64 6.5412.644.827.865.51
First round 12 5.96 7.64 8.466.408.075.969.47
Latvian Open 2018 Final 10 5.04 6.21 6.715.846.715.046.08
Second round 11 2.72 6.48 9.926.032.727.156.25
First round 18 6.42 8.19 10.087.2111.056.427.29
Sigulda Open 2018 First round 20 6.43 10.56 14.926.43DNF8.568.19
Tallinn Open 2018 Final 12 7.59 9.15 9.4311.307.598.779.24
First round 8 5.09 9.08 8.9910.755.098.469.79
Riga Open 2018 First round 10 7.85 8.91 8.577.859.269.718.91
Skewb
Latvian Championship 2022 Final 10 3.67 7.90 8.488.953.677.937.30
Second round 8 3.89 6.84 7.763.897.655.1010.34
First round 6 5.63 6.65 6.055.638.235.66DNF
PärNuti Cubing 2022 Final 2 4.07 5.39 4.074.966.055.167.71
Second round 3 4.81 6.00 5.474.816.665.956.59
First round 4 4.85 6.55 12.904.856.486.746.42
Jāņi Kārķos 2022 Final 5 3.47 6.06 9.795.217.285.683.47
First round 4 6.25 6.58 7.316.276.457.036.25
Latvian Open 2019 Final 6 4.20 6.44 5.034.2013.836.987.32
First round 9 4.59 6.33 7.984.596.199.554.82
Estonian Open 2019 Final 6 3.59 5.90 3.594.785.988.416.93
Second round 7 5.15 6.12 7.835.176.395.156.80
First round 12 4.56 7.03 4.566.026.8011.948.28
Telšiai Open 2019 Final 4 3.17 6.56 7.706.508.675.473.17
Tallinn Open 2019 Final 3 3.35 5.05 4.913.355.864.545.70
Second round 6 4.70 5.97 6.676.304.7010.494.94
First round 7 5.22 5.99 6.415.225.87DNF5.68
Kaunas Open 2019 Final 4 2.99 6.76 4.637.3710.302.998.28
Tartu Open 2018 Final 9 5.28 7.62 5.286.369.427.099.92
First round 11 6.26 7.48 7.687.846.2610.256.92
Latvian Open 2018 Final 8 5.40 6.61 6.736.997.576.115.40
Second round 11 6.79 7.97 7.857.9610.218.096.79
First round 12 6.60 7.90 7.0711.888.927.716.60
Riga Open 2018 First round 10 8.77 10.29 8.7710.1210.3811.9410.37
Square-1
Latvian Championship 2022 Final 3 11.51 15.07 11.5116.2013.9515.0517.29
First round 2 9.94 14.87 14.0616.6817.269.9413.86
PärNuti Cubing 2022 Final 3 12.42 14.45 12.9015.8816.5412.4214.57
First round 4 14.87 17.14 15.23DNF19.1916.9914.87
Latvian Open 2019 Final 1 11.10 12.81 NR 14.8912.9613.7311.1011.73
First round 5 14.00 19.11 21.2314.0023.5418.9417.16
Estonian Open 2019 Final 3 14.72 17.39 14.7215.9718.8520.2917.35
Telšiai Open 2019 Final 3 8.73 NR 16.38 NR 19.0015.6422.6214.508.73
Kaunas Open 2019 Final 3 17.05 21.82 17.0519.3220.1834.0425.95
Latvian Open 2018 Final 7 22.76 25.87 24.8338.5625.1127.6622.76
First round 8 23.13 24.55 37.5623.6123.1325.4024.63
Riga Special 2018 Final 11 1:04.18 1:10.991:04.18
3x3x3 Multi-Blind
Latvian Open 2019 Final 9 DNF DNF
Tallinn Open 2019 Final 6 DNF DNFDNS
3x3x3 With Feet
Latvian Open 2019 First round 13 4:33.06 4:33.06DNF
Latvian Open 2018 Final 8 3:22.69 3:22.694:00.48

History of National Records

Single Average Competition Round Solves
Square-1
12.81 Latvian Open 2019 Final 14.8912.9613.7311.1011.73
8.73 16.38 Telšiai Open 2019 Final 19.0015.6422.6214.508.73

National Championship Podiums

Event Place Single Average Solves
Latvian Championship 2022
3x3x3 Cube 3 9.41 10.02 10.669.599.4111.499.80
2x2x2 Cube 3 2.65 3.06 2.803.353.042.657.31
3x3x3 Fewest Moves 1 31 33.33 333631
Square-1 2 11.51 15.07 11.5116.2013.9515.0517.29
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