light-day | 1 ly | 2 ly | 3 ly | 4 ly | 5 ly | 6 ly | 7 ly | 8 ly | 9 ly | 10 ly | 11 ly | 12 ly | 13 ly | 14 ly | 15 ly | 16 ly | 17 ly | 18 ly | 19 ly | 20 ly | 21 ly | 22 ly | 23 ly | 24 ly | 25 ly | 26 ly | 27 ly | 28 ly | 29 ly | 30 ly | 31 ly | 32 ly | 33 ly | 34 ly | 35 ly | 36 ly | 37 ly | 38 ly | 39 ly | 40 ly | 41 ly | 42 ly | 43 ly | 44 ly | 45 ly | 46 ly | 47 ly | 48 ly | 49 ly | 50 ly | 51 ly | 52 ly | 53 ly | 54 ly | 55 ly | 56 ly | 57 ly | 58 ly | 59 ly | 60 ly | 61 ly | 62 ly | 63 ly | 64 ly | 65 ly | 66 ly | 67 ly | 68 ly | 69 ly | 70 ly | 71 ly | 72 ly | 73 ly | 74 ly | 75 ly | 76 ly | 77 ly | 78 ly | 79 ly | 80 ly | 81 ly | 82 ly | 83 ly | 84 ly | 85 ly | 86 ly | 87 ly | 88 ly | 89 ly | 90 ly | 91 ly | 92 ly | 93 ly | 94 ly | 95 ly | 96 ly | 97 ly | 98 ly | 99 ly | 100 ly |
terameter | 25.9020684 Tm | 51.8041367 Tm | 77.7062051 Tm | 103.6082735 Tm | 129.5103419 Tm | 155.4124102 Tm | 181.3144786 Tm | 207.2165470 Tm | 233.1186153 Tm | 259.0206837 Tm | 284.9227521 Tm | 310.8248205 Tm | 336.7268888 Tm | 362.6289572 Tm | 388.5310256 Tm | 414.4330939 Tm | 440.3351623 Tm | 466.2372307 Tm | 492.1392991 Tm | 518.0413674 Tm | 543.9434358 Tm | 569.8455042 Tm | 595.7475725 Tm | 621.6496409 Tm | 647.5517093 Tm | 673.4537777 Tm | 699.3558460 Tm | 725.2579144 Tm | 751.1599828 Tm | 777.0620511 Tm | 802.9641195 Tm | 828.8661879 Tm | 854.7682562 Tm | 880.6703246 Tm | 906.5723930 Tm | 932.4744614 Tm | 958.3765297 Tm | 984.2785981 Tm | 1,010.1806665 Tm | 1,036.0827348 Tm | 1,061.9848032 Tm | 1,087.8868716 Tm | 1,113.7889400 Tm | 1,139.6910083 Tm | 1,165.5930767 Tm | 1,191.4951451 Tm | 1,217.3972134 Tm | 1,243.2992818 Tm | 1,269.2013502 Tm | 1,295.1034186 Tm | 1,321.0054869 Tm | 1,346.9075553 Tm | 1,372.8096237 Tm | 1,398.7116920 Tm | 1,424.6137604 Tm | 1,450.5158288 Tm | 1,476.4178972 Tm | 1,502.3199655 Tm | 1,528.2220339 Tm | 1,554.1241023 Tm | 1,580.0261706 Tm | 1,605.9282390 Tm | 1,631.8303074 Tm | 1,657.7323758 Tm | 1,683.6344441 Tm | 1,709.5365125 Tm | 1,735.4385809 Tm | 1,761.3406492 Tm | 1,787.2427176 Tm | 1,813.1447860 Tm | 1,839.0468544 Tm | 1,864.9489227 Tm | 1,890.8509911 Tm | 1,916.7530595 Tm | 1,942.6551278 Tm | 1,968.5571962 Tm | 1,994.4592646 Tm | 2,020.3613330 Tm | 2,046.2634013 Tm | 2,072.1654697 Tm | 2,098.0675381 Tm | 2,123.9696064 Tm | 2,149.8716748 Tm | 2,175.7737432 Tm | 2,201.6758116 Tm | 2,227.5778799 Tm | 2,253.4799483 Tm | 2,279.3820167 Tm | 2,305.2840850 Tm | 2,331.1861534 Tm | 2,357.0882218 Tm | 2,382.9902902 Tm | 2,408.8923585 Tm | 2,434.7944269 Tm | 2,460.6964953 Tm | 2,486.5985636 Tm | 2,512.5006320 Tm | 2,538.4027004 Tm | 2,564.3047687 Tm | 2,590.2068371 Tm |
The light-day is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space in oneday, and is equal to exactly 2.59020683712×1013 metres.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
light-day | ly | ≡ 24 light-hours | ≡ 2.59020683712×1013 m | Science - Astronomy (Length) |
light-days | terameters | light-days | terameters |
---|---|---|---|
1 | ≡ 25.9020683712 | 4 | ≡ 103.6082734848 |
1.5 | ≡ 38.8531025568 | 4.5 | ≡ 116.5593076704 |
2 | ≡ 51.8041367424 | 5 | ≡ 129.510341856 |
2.5 | ≡ 64.755170928 | 5.5 | ≡ 142.4613760416 |
3 | ≡ 77.7062051136 | 6 | ≡ 155.4124102272 |
Terameter or teramatre is equal to 1E+12 (1012) meters (unit of length), comes from a combination of the metric prefix tera (T) and the SI unit of length meter (m). Plural name is terameters.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
terameter | Tm | ≡ 1×1012 m | ≡ 1×1012 m | Metric system SI |
terameters | light-days | terameters | light-days |
---|---|---|---|
1 | ≡ 0.038606955462749 | 4 | ≡ 0.154427821851 |
1.5 | ≡ 0.057910433194124 | 4.5 | ≡ 0.17373129958237 |
2 | ≡ 0.077213910925498 | 5 | ≡ 0.19303477731375 |
2.5 | ≡ 0.096517388656873 | 5.5 | ≡ 0.21233825504512 |
3 | ≡ 0.11582086638825 | 6 | ≡ 0.23164173277649 |
light-days | terameters |
---|---|
1 | ≡ 25.9020684 |
0.0386070 | ≡ 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 …) |