spat | 1 S | 2 S | 3 S | 4 S | 5 S | 6 S | 7 S | 8 S | 9 S | 10 S | 11 S | 12 S | 13 S | 14 S | 15 S | 16 S | 17 S | 18 S | 19 S | 20 S | 21 S | 22 S | 23 S | 24 S | 25 S | 26 S | 27 S | 28 S | 29 S | 30 S | 31 S | 32 S | 33 S | 34 S | 35 S | 36 S | 37 S | 38 S | 39 S | 40 S | 41 S | 42 S | 43 S | 44 S | 45 S | 46 S | 47 S | 48 S | 49 S | 50 S | 51 S | 52 S | 53 S | 54 S | 55 S | 56 S | 57 S | 58 S | 59 S | 60 S | 61 S | 62 S | 63 S | 64 S | 65 S | 66 S | 67 S | 68 S | 69 S | 70 S | 71 S | 72 S | 73 S | 74 S | 75 S | 76 S | 77 S | 78 S | 79 S | 80 S | 81 S | 82 S | 83 S | 84 S | 85 S | 86 S | 87 S | 88 S | 89 S | 90 S | 91 S | 92 S | 93 S | 94 S | 95 S | 96 S | 97 S | 98 S | 99 S | 100 S |
lunar distance | 2,601.4432807 LD | 5,202.8865615 LD | 7,804.3298422 LD | 10,405.7731229 LD | 13,007.2164037 LD | 15,608.6596844 LD | 18,210.1029651 LD | 20,811.5462459 LD | 23,412.9895266 LD | 26,014.4328073 LD | 28,615.8760881 LD | 31,217.3193688 LD | 33,818.7626495 LD | 36,420.2059303 LD | 39,021.6492110 LD | 41,623.0924917 LD | 44,224.5357724 LD | 46,825.9790532 LD | 49,427.4223339 LD | 52,028.8656146 LD | 54,630.3088954 LD | 57,231.7521761 LD | 59,833.1954568 LD | 62,434.6387376 LD | 65,036.0820183 LD | 67,637.5252990 LD | 70,238.9685798 LD | 72,840.4118605 LD | 75,441.8551412 LD | 78,043.2984220 LD | 80,644.7417027 LD | 83,246.1849834 LD | 85,847.6282642 LD | 88,449.0715449 LD | 91,050.5148256 LD | 93,651.9581064 LD | 96,253.4013871 LD | 98,854.8446678 LD | 101,456.2879486 LD | 104,057.7312293 LD | 106,659.1745100 LD | 109,260.6177908 LD | 111,862.0610715 LD | 114,463.5043522 LD | 117,064.9476330 LD | 119,666.3909137 LD | 122,267.8341944 LD | 124,869.2774751 LD | 127,470.7207559 LD | 130,072.1640366 LD | 132,673.6073173 LD | 135,275.0505981 LD | 137,876.4938788 LD | 140,477.9371595 LD | 143,079.3804403 LD | 145,680.823721 LD | 148,282.2670017 LD | 150,883.7102825 LD | 153,485.1535632 LD | 156,086.5968439 LD | 158,688.0401247 LD | 161,289.4834054 LD | 163,890.9266861 LD | 166,492.3699669 LD | 169,093.8132476 LD | 171,695.2565283 LD | 174,296.6998091 LD | 176,898.1430898 LD | 179,499.5863705 LD | 182,101.0296513 LD | 184,702.4729320 LD | 187,303.9162127 LD | 189,905.3594935 LD | 192,506.8027742 LD | 195,108.2460549 LD | 197,709.6893356 LD | 200,311.1326164 LD | 202,912.5758971 LD | 205,514.0191778 LD | 208,115.4624586 LD | 210,716.9057393 LD | 213,318.3490200 LD | 215,919.7923008 LD | 218,521.2355815 LD | 221,122.6788622 LD | 223,724.1221430 LD | 226,325.5654237 LD | 228,927.0087044 LD | 231,528.4519852 LD | 234,129.8952659 LD | 236,731.3385466 LD | 239,332.7818274 LD | 241,934.2251081 LD | 244,535.6683888 LD | 247,137.1116696 LD | 249,738.5549503 LD | 252,339.9982310 LD | 254,941.4415118 LD | 257,542.8847925 LD | 260,144.3280732 LD |
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 | lunar distance | spats | lunar distance |
---|---|---|---|
1 | ≈ 2601.4432807322 | 4 | ≈ 10405.773122929 |
1.5 | ≈ 3902.1649210982 | 4.5 | ≈ 11706.494763295 |
2 | ≈ 5202.8865614643 | 5 | ≈ 13007.216403661 |
2.5 | ≈ 6503.6082018304 | 5.5 | ≈ 14307.938044027 |
3 | ≈ 7804.3298421965 | 6 | ≈ 15608.659684393 |
Lunar distance (LD), also called Earth–Moon distance, Earth–Moon characteristic distance, or distance to the Moon, is as a unit of measure in astronomy. It is the average distance from the center of Earth to the center of the Moon.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
lunar distance | LD | ≈ 384402 km | ≈ 384 402 000 m | Science - Astronomy (Length) |
lunar distance | spats | lunar distance | spats |
---|---|---|---|
1 | ≈ 0.000384402 | 4 | ≈ 0.001537608 |
1.5 | ≈ 0.000576603 | 4.5 | ≈ 0.001729809 |
2 | ≈ 0.000768804 | 5 | ≈ 0.00192201 |
2.5 | ≈ 0.000961005 | 5.5 | ≈ 0.002114211 |
3 | ≈ 0.001153206 | 6 | ≈ 0.002306412 |
spats | lunar distance |
---|---|
1 | ≈ 2,601.4432807 |
0.0003844 | ≈ 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 …) |