earth radius | 1 R⊕ | 2 R⊕ | 3 R⊕ | 4 R⊕ | 5 R⊕ | 6 R⊕ | 7 R⊕ | 8 R⊕ | 9 R⊕ | 10 R⊕ | 11 R⊕ | 12 R⊕ | 13 R⊕ | 14 R⊕ | 15 R⊕ | 16 R⊕ | 17 R⊕ | 18 R⊕ | 19 R⊕ | 20 R⊕ | 21 R⊕ | 22 R⊕ | 23 R⊕ | 24 R⊕ | 25 R⊕ | 26 R⊕ | 27 R⊕ | 28 R⊕ | 29 R⊕ | 30 R⊕ | 31 R⊕ | 32 R⊕ | 33 R⊕ | 34 R⊕ | 35 R⊕ | 36 R⊕ | 37 R⊕ | 38 R⊕ | 39 R⊕ | 40 R⊕ | 41 R⊕ | 42 R⊕ | 43 R⊕ | 44 R⊕ | 45 R⊕ | 46 R⊕ | 47 R⊕ | 48 R⊕ | 49 R⊕ | 50 R⊕ | 51 R⊕ | 52 R⊕ | 53 R⊕ | 54 R⊕ | 55 R⊕ | 56 R⊕ | 57 R⊕ | 58 R⊕ | 59 R⊕ | 60 R⊕ | 61 R⊕ | 62 R⊕ | 63 R⊕ | 64 R⊕ | 65 R⊕ | 66 R⊕ | 67 R⊕ | 68 R⊕ | 69 R⊕ | 70 R⊕ | 71 R⊕ | 72 R⊕ | 73 R⊕ | 74 R⊕ | 75 R⊕ | 76 R⊕ | 77 R⊕ | 78 R⊕ | 79 R⊕ | 80 R⊕ | 81 R⊕ | 82 R⊕ | 83 R⊕ | 84 R⊕ | 85 R⊕ | 86 R⊕ | 87 R⊕ | 88 R⊕ | 89 R⊕ | 90 R⊕ | 91 R⊕ | 92 R⊕ | 93 R⊕ | 94 R⊕ | 95 R⊕ | 96 R⊕ | 97 R⊕ | 98 R⊕ | 99 R⊕ | 100 R⊕ |
foot, metric (long) | 19 113 000 lmf | 38 226 000 lmf | 57 339 000 lmf | 76 452 000 lmf | 95 565 000 lmf | 114 678 000 lmf | 133 791 000 lmf | 152 904 000 lmf | 172 017 000 lmf | 191 130 000 lmf | 210 243 000 lmf | 229 356 000 lmf | 248 469 000 lmf | 267 582 000 lmf | 286 695 000 lmf | 305 808 000 lmf | 324 921 000 lmf | 344 034 000 lmf | 363 147 000 lmf | 382 260 000 lmf | 401 373 000 lmf | 420 486 000 lmf | 439 599 000 lmf | 458 712 000 lmf | 477 825 000 lmf | 496 938 000 lmf | 516 051 000 lmf | 535 164 000 lmf | 554 277 000 lmf | 573 390 000 lmf | 592 503 000 lmf | 611 616 000 lmf | 630 729 000 lmf | 649 842 000 lmf | 668 955 000 lmf | 688 068 000 lmf | 707 181 000 lmf | 726 294 000 lmf | 745 407 000 lmf | 764 520 000 lmf | 783 633 000 lmf | 802 746 000 lmf | 821 859 000 lmf | 840 972 000 lmf | 860 085 000 lmf | 879 198 000 lmf | 898 311 000 lmf | 917 424 000 lmf | 936 537 000 lmf | 955 650 000 lmf | 974 763 000 lmf | 993 876 000 lmf | 1 012 989 000 lmf | 1 032 102 000 lmf | 1 051 215 000 lmf | 1 070 328 000 lmf | 1 089 441 000 lmf | 1 108 554 000 lmf | 1 127 667 000 lmf | 1 146 780 000 lmf | 1 165 893 000 lmf | 1 185 006 000 lmf | 1 204 119 000 lmf | 1 223 232 000 lmf | 1 242 345 000 lmf | 1 261 458 000 lmf | 1 280 571 000 lmf | 1 299 684 000 lmf | 1 318 797 000 lmf | 1 337 910 000 lmf | 1 357 023 000 lmf | 1 376 136 000 lmf | 1 395 249 000 lmf | 1 414 362 000 lmf | 1 433 475 000 lmf | 1 452 588 000 lmf | 1 471 701 000 lmf | 1 490 814 000 lmf | 1 509 927 000 lmf | 1 529 040 000 lmf | 1 548 153 000 lmf | 1 567 266 000 lmf | 1 586 379 000 lmf | 1 605 492 000 lmf | 1 624 605 000 lmf | 1 643 718 000 lmf | 1 662 831 000 lmf | 1 681 944 000 lmf | 1 701 057 000 lmf | 1 720 170 000 lmf | 1 739 283 000 lmf | 1 758 396 000 lmf | 1 777 509 000 lmf | 1 796 622 000 lmf | 1 815 735 000 lmf | 1 834 848 000 lmf | 1 853 961 000 lmf | 1 873 074 000 lmf | 1 892 187 000 lmf | 1 911 300 000 lmf |
Earth radius is the distance from Earth's center to its surface, about 6,371 km (3,959 mi). This length is also used as a unit of distance, especially in astronomy and geology, where it is usually denoted by R⊕.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
earth radius | R⊕ | ≈ 6,371 km | ≈ 6,371 km | Science - Astronomy (Length) |
earth radius | feet, metric (long) | earth radius | feet, metric (long) |
---|---|---|---|
1 | ≈ 19113000 | 4 | ≈ 76452000 |
1.5 | ≈ 28669500 | 4.5 | ≈ 86008500 |
2 | ≈ 38226000 | 5 | ≈ 95565000 |
2.5 | ≈ 47782500 | 5.5 | ≈ 105121500 |
3 | ≈ 57339000 | 6 | ≈ 114678000 |
A foot, metric (long) is the unit of length.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
foot, metric (long) | lmf | ≡ 1⁄3 m | ≈ 0.3 m | Metric system SI |
feet, metric (long) | earth radius | feet, metric (long) | earth radius |
---|---|---|---|
1 | ≈ 5.2320410192016E-8 | 4 | ≈ 2.0928164076806E-7 |
1.5 | ≈ 7.8480615288024E-8 | 4.5 | ≈ 2.3544184586407E-7 |
2 | ≈ 1.0464082038403E-7 | 5 | ≈ 2.6160205096008E-7 |
2.5 | ≈ 1.3080102548004E-7 | 5.5 | ≈ 2.8776225605609E-7 |
3 | ≈ 1.5696123057605E-7 | 6 | ≈ 3.139224611521E-7 |
earth radius | feet, metric (long) |
---|---|
1 | ≈ 19 113 000 |
5.2320410192016 × 10-8 | ≈ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |