twip | 1 twp | 2 twp | 3 twp | 4 twp | 5 twp | 6 twp | 7 twp | 8 twp | 9 twp | 10 twp | 11 twp | 12 twp | 13 twp | 14 twp | 15 twp | 16 twp | 17 twp | 18 twp | 19 twp | 20 twp | 21 twp | 22 twp | 23 twp | 24 twp | 25 twp | 26 twp | 27 twp | 28 twp | 29 twp | 30 twp | 31 twp | 32 twp | 33 twp | 34 twp | 35 twp | 36 twp | 37 twp | 38 twp | 39 twp | 40 twp | 41 twp | 42 twp | 43 twp | 44 twp | 45 twp | 46 twp | 47 twp | 48 twp | 49 twp | 50 twp | 51 twp | 52 twp | 53 twp | 54 twp | 55 twp | 56 twp | 57 twp | 58 twp | 59 twp | 60 twp | 61 twp | 62 twp | 63 twp | 64 twp | 65 twp | 66 twp | 67 twp | 68 twp | 69 twp | 70 twp | 71 twp | 72 twp | 73 twp | 74 twp | 75 twp | 76 twp | 77 twp | 78 twp | 79 twp | 80 twp | 81 twp | 82 twp | 83 twp | 84 twp | 85 twp | 86 twp | 87 twp | 88 twp | 89 twp | 90 twp | 91 twp | 92 twp | 93 twp | 94 twp | 95 twp | 96 twp | 97 twp | 98 twp | 99 twp | 100 twp |
spat | 1.7638 × 10-17 S | 3.5276 × 10-17 S | 5.2914 × 10-17 S | 7.0552 × 10-17 S | 8.819 × 10-17 S | 1.05828 × 10-16 S | 1.23466 × 10-16 S | 1.41104 × 10-16 S | 1.58742 × 10-16 S | 1.7638 × 10-16 S | 1.94018 × 10-16 S | 2.11656 × 10-16 S | 2.29294 × 10-16 S | 2.46932 × 10-16 S | 2.6457 × 10-16 S | 2.82208 × 10-16 S | 2.99846 × 10-16 S | 3.17484 × 10-16 S | 3.35122 × 10-16 S | 3.5276 × 10-16 S | 3.70398 × 10-16 S | 3.88036 × 10-16 S | 4.05674 × 10-16 S | 4.23312 × 10-16 S | 4.4095 × 10-16 S | 4.58588 × 10-16 S | 4.76226 × 10-16 S | 4.93864 × 10-16 S | 5.11502 × 10-16 S | 5.2914 × 10-16 S | 5.46778 × 10-16 S | 5.64416 × 10-16 S | 5.82054 × 10-16 S | 5.99692 × 10-16 S | 6.1733 × 10-16 S | 6.34968 × 10-16 S | 6.52606 × 10-16 S | 6.70244 × 10-16 S | 6.87882 × 10-16 S | 7.0552 × 10-16 S | 7.23158 × 10-16 S | 7.40796 × 10-16 S | 7.58434 × 10-16 S | 7.76072 × 10-16 S | 7.9371 × 10-16 S | 8.11348 × 10-16 S | 8.28986 × 10-16 S | 8.46624 × 10-16 S | 8.64262 × 10-16 S | 8.819 × 10-16 S | 8.99538 × 10-16 S | 9.17176 × 10-16 S | 9.34814 × 10-16 S | 9.52452 × 10-16 S | 9.7009 × 10-16 S | 9.87728 × 10-16 S | 1.005366 × 10-15 S | 1.023004 × 10-15 S | 1.040642 × 10-15 S | 1.05828 × 10-15 S | 1.075918 × 10-15 S | 1.093556 × 10-15 S | 1.111194 × 10-15 S | 1.128832 × 10-15 S | 1.14647 × 10-15 S | 1.164108 × 10-15 S | 1.181746 × 10-15 S | 1.199384 × 10-15 S | 1.217022 × 10-15 S | 1.23466 × 10-15 S | 1.252298 × 10-15 S | 1.269936 × 10-15 S | 1.287574 × 10-15 S | 1.305212 × 10-15 S | 1.32285 × 10-15 S | 1.340488 × 10-15 S | 1.358126 × 10-15 S | 1.375764 × 10-15 S | 1.393402 × 10-15 S | 1.41104 × 10-15 S | 1.428678 × 10-15 S | 1.446316 × 10-15 S | 1.463954 × 10-15 S | 1.481592 × 10-15 S | 1.49923 × 10-15 S | 1.516868 × 10-15 S | 1.534506 × 10-15 S | 1.552144 × 10-15 S | 1.569782 × 10-15 S | 1.58742 × 10-15 S | 1.605058 × 10-15 S | 1.622696 × 10-15 S | 1.640334 × 10-15 S | 1.657972 × 10-15 S | 1.67561 × 10-15 S | 1.693248 × 10-15 S | 1.710886 × 10-15 S | 1.728524 × 10-15 S | 1.746162 × 10-15 S | 1.7638 × 10-15 S |
A twip (abbreviating "twentieth of a point", "twentieth of an inch point", or "twentieth of an Imperial point"[citation needed]) is a typographical measurement, defined as 1/20 of a typographical point. One twip is 1/1440 inch or 17.639 µm.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
twip | twp | ≡ 1⁄1440 in | = 1.7638×10−5 m | Imperial/US |
twips | spats | twips | spats |
---|---|---|---|
1 | = 1.7638E-17 | 4 | = 7.0552E-17 |
1.5 | = 2.6457E-17 | 4.5 | = 7.9371E-17 |
2 | = 3.5276E-17 | 5 | = 8.819E-17 |
2.5 | = 4.4095E-17 | 5.5 | = 9.7009E-17 |
3 | = 5.2914E-17 | 6 | = 1.05828E-16 |
The spat (symbol S) is also an obsolete unit of distance used in astronomy. It is equal to 1000000000 kilometres (1 Tm or 1012 m). It is about 6.6846 astronomical units (AU), 1.057×10−4 light-years or3.240×10−5 parsecs.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
spat | S | ≡ 1×1012 m | ≡ 1×1012 m | Science - Astronomy (Length) |
spats | twips | spats | twips |
---|---|---|---|
1 | = 5.6695770495521E+16 | 4 | = 2.2678308198208E+17 |
1.5 | = 8.5043655743282E+16 | 4.5 | = 2.5513096722984E+17 |
2 | = 1.1339154099104E+17 | 5 | = 2.8347885247761E+17 |
2.5 | = 1.417394262388E+17 | 5.5 | = 3.1182673772537E+17 |
3 | = 1.7008731148656E+17 | 6 | = 3.4017462297313E+17 |
twips | spats |
---|---|
1 | = 1.7638 × 10-17 |
5.6695770495521 × 1016 | = 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 …) |