| x unit | 1 xu | 2 xu | 3 xu | 4 xu | 5 xu | 6 xu | 7 xu | 8 xu | 9 xu | 10 xu | 11 xu | 12 xu | 13 xu | 14 xu | 15 xu | 16 xu | 17 xu | 18 xu | 19 xu | 20 xu | 21 xu | 22 xu | 23 xu | 24 xu | 25 xu | 26 xu | 27 xu | 28 xu | 29 xu | 30 xu | 31 xu | 32 xu | 33 xu | 34 xu | 35 xu | 36 xu | 37 xu | 38 xu | 39 xu | 40 xu | 41 xu | 42 xu | 43 xu | 44 xu | 45 xu | 46 xu | 47 xu | 48 xu | 49 xu | 50 xu | 51 xu | 52 xu | 53 xu | 54 xu | 55 xu | 56 xu | 57 xu | 58 xu | 59 xu | 60 xu | 61 xu | 62 xu | 63 xu | 64 xu | 65 xu | 66 xu | 67 xu | 68 xu | 69 xu | 70 xu | 71 xu | 72 xu | 73 xu | 74 xu | 75 xu | 76 xu | 77 xu | 78 xu | 79 xu | 80 xu | 81 xu | 82 xu | 83 xu | 84 xu | 85 xu | 86 xu | 87 xu | 88 xu | 89 xu | 90 xu | 91 xu | 92 xu | 93 xu | 94 xu | 95 xu | 96 xu | 97 xu | 98 xu | 99 xu | 100 xu |
| earth radius | 1.5729084916026 × 10-20R⊕ | 3.1458169832051 × 10-20R⊕ | 4.7187254748077 × 10-20R⊕ | 6.2916339664103 × 10-20R⊕ | 7.8645424580129 × 10-20R⊕ | 9.4374509496154 × 10-20R⊕ | 1.1010359441218 × 10-19R⊕ | 1.2583267932821 × 10-19R⊕ | 1.4156176424423 × 10-19R⊕ | 1.5729084916026 × 10-19R⊕ | 1.7301993407628 × 10-19R⊕ | 1.8874901899231 × 10-19R⊕ | 2.0447810390833 × 10-19R⊕ | 2.2020718882436 × 10-19R⊕ | 2.3593627374039 × 10-19R⊕ | 2.5166535865641 × 10-19R⊕ | 2.6739444357244 × 10-19R⊕ | 2.8312352848846 × 10-19R⊕ | 2.9885261340449 × 10-19R⊕ | 3.1458169832051 × 10-19R⊕ | 3.3031078323654 × 10-19R⊕ | 3.4603986815257 × 10-19R⊕ | 3.6176895306859 × 10-19R⊕ | 3.7749803798462 × 10-19R⊕ | 3.9322712290064 × 10-19R⊕ | 4.0895620781667 × 10-19R⊕ | 4.2468529273269 × 10-19R⊕ | 4.4041437764872 × 10-19R⊕ | 4.5614346256475 × 10-19R⊕ | 4.7187254748077 × 10-19R⊕ | 4.876016323968 × 10-19R⊕ | 5.0333071731282 × 10-19R⊕ | 5.1905980222885 × 10-19R⊕ | 5.3478888714488 × 10-19R⊕ | 5.505179720609 × 10-19R⊕ | 5.6624705697693 × 10-19R⊕ | 5.8197614189295 × 10-19R⊕ | 5.9770522680898 × 10-19R⊕ | 6.13434311725 × 10-19R⊕ | 6.2916339664103 × 10-19R⊕ | 6.4489248155706 × 10-19R⊕ | 6.6062156647308 × 10-19R⊕ | 6.7635065138911 × 10-19R⊕ | 6.9207973630513 × 10-19R⊕ | 7.0780882122116 × 10-19R⊕ | 7.2353790613718 × 10-19R⊕ | 7.3926699105321 × 10-19R⊕ | 7.5499607596924 × 10-19R⊕ | 7.7072516088526 × 10-19R⊕ | 7.8645424580129 × 10-19R⊕ | 8.0218333071731 × 10-19R⊕ | 8.1791241563334 × 10-19R⊕ | 8.3364150054936 × 10-19R⊕ | 8.4937058546539 × 10-19R⊕ | 8.6509967038142 × 10-19R⊕ | 8.8082875529744 × 10-19R⊕ | 8.9655784021347 × 10-19R⊕ | 9.1228692512949 × 10-19R⊕ | 9.2801601004552 × 10-19R⊕ | 9.4374509496154 × 10-19R⊕ | 9.5947417987757 × 10-19R⊕ | 9.752032647936 × 10-19R⊕ | 9.9093234970962 × 10-19R⊕ | 1.0066614346256 × 10-18R⊕ | 1.0223905195417 × 10-18R⊕ | 1.0381196044577 × 10-18R⊕ | 1.0538486893737 × 10-18R⊕ | 1.0695777742898 × 10-18R⊕ | 1.0853068592058 × 10-18R⊕ | 1.1010359441218 × 10-18R⊕ | 1.1167650290378 × 10-18R⊕ | 1.1324941139539 × 10-18R⊕ | 1.1482231988699 × 10-18R⊕ | 1.1639522837859 × 10-18R⊕ | 1.1796813687019 × 10-18R⊕ | 1.195410453618 × 10-18R⊕ | 1.211139538534 × 10-18R⊕ | 1.22686862345 × 10-18R⊕ | 1.242597708366 × 10-18R⊕ | 1.2583267932821 × 10-18R⊕ | 1.2740558781981 × 10-18R⊕ | 1.2897849631141 × 10-18R⊕ | 1.3055140480301 × 10-18R⊕ | 1.3212431329462 × 10-18R⊕ | 1.3369722178622 × 10-18R⊕ | 1.3527013027782 × 10-18R⊕ | 1.3684303876942 × 10-18R⊕ | 1.3841594726103 × 10-18R⊕ | 1.3998885575263 × 10-18R⊕ | 1.4156176424423 × 10-18R⊕ | 1.4313467273583 × 10-18R⊕ | 1.4470758122744 × 10-18R⊕ | 1.4628048971904 × 10-18R⊕ | 1.4785339821064 × 10-18R⊕ | 1.4942630670224 × 10-18R⊕ | 1.5099921519385 × 10-18R⊕ | 1.5257212368545 × 10-18R⊕ | 1.5414503217705 × 10-18R⊕ | 1.5571794066865 × 10-18R⊕ | 1.5729084916026 × 10-18R⊕ |
The x unit (symbol xu) is a unit of length approximately equal to 0.1 pm (10−13 m). It is used to quote the wavelength of X-rays and gamma rays.
| 1 x units ≈ 1.5729084916026E-20 earth radius | 4 x units ≈ 6.2916339664103E-20 earth radius |
| 1.5 x units ≈ 2.3593627374039E-20 earth radius | 4.5 x units ≈ 7.0780882122116E-20 earth radius |
| 2 x units ≈ 3.1458169832051E-20 earth radius | 5 x units ≈ 7.8645424580129E-20 earth radius |
| 2.5 x units ≈ 3.9322712290064E-20 earth radius | 5.5 x units ≈ 8.6509967038142E-20 earth radius |
| 3 x units ≈ 4.7187254748077E-20 earth radius | 6 x units ≈ 9.4374509496154E-20 earth radius |
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⊕.
| 1 earth radius ≈ 6.3576489372318E+19 x units | 4 earth radius ≈ 2.5430595748927E+20 x units |
| 1.5 earth radius ≈ 9.5364734058477E+19 x units | 4.5 earth radius ≈ 2.8609420217543E+20 x units |
| 2 earth radius ≈ 1.2715297874464E+20 x units | 5 earth radius ≈ 3.1788244686159E+20 x units |
| 2.5 earth radius ≈ 1.589412234308E+20 x units | 5.5 earth radius ≈ 3.4967069154775E+20 x units |
| 3 earth radius ≈ 1.9072946811695E+20 x units | 6 earth radius ≈ 3.8145893623391E+20 x units |
| 1 x units ≈ 1.5729084916026 × 10-20 earth radius |
| 1 earth radius ≈ 6.3576489372318 × 1019 x units |