| arcsecond | 1 " | 2 " | 3 " | 4 " | 5 " | 6 " | 7 " | 8 " | 9 " | 10 " | 11 " | 12 " | 13 " | 14 " | 15 " | 16 " | 17 " | 18 " | 19 " | 20 " | 21 " | 22 " | 23 " | 24 " | 25 " | 26 " | 27 " | 28 " | 29 " | 30 " | 31 " | 32 " | 33 " | 34 " | 35 " | 36 " | 37 " | 38 " | 39 " | 40 " | 41 " | 42 " | 43 " | 44 " | 45 " | 46 " | 47 " | 48 " | 49 " | 50 " | 51 " | 52 " | 53 " | 54 " | 55 " | 56 " | 57 " | 58 " | 59 " | 60 " | 61 " | 62 " | 63 " | 64 " | 65 " | 66 " | 67 " | 68 " | 69 " | 70 " | 71 " | 72 " | 73 " | 74 " | 75 " | 76 " | 77 " | 78 " | 79 " | 80 " | 81 " | 82 " | 83 " | 84 " | 85 " | 86 " | 87 " | 88 " | 89 " | 90 " | 91 " | 92 " | 93 " | 94 " | 95 " | 96 " | 97 " | 98 " | 99 " | 100 " |
| eighth circle | 6.1728395061728 × 10-6 1/8 circle | 1.2345679012346 × 10-5 1/8 circle | 1.8518518518519 × 10-5 1/8 circle | 2.4691358024691 × 10-5 1/8 circle | 3.0864197530864 × 10-5 1/8 circle | 3.7037037037037 × 10-5 1/8 circle | 4.320987654321 × 10-5 1/8 circle | 4.9382716049383 × 10-5 1/8 circle | 5.5555555555556 × 10-5 1/8 circle | 6.1728395061728 × 10-5 1/8 circle | 6.7901234567901 × 10-5 1/8 circle | 7.4074074074074 × 10-5 1/8 circle | 8.0246913580247 × 10-5 1/8 circle | 8.641975308642 × 10-5 1/8 circle | 9.2592592592593 × 10-5 1/8 circle | 9.8765432098765 × 10-5 1/8 circle | 0.0001049 1/8 circle | 0.0001111 1/8 circle | 0.0001173 1/8 circle | 0.0001235 1/8 circle | 0.0001296 1/8 circle | 0.0001358 1/8 circle | 0.0001420 1/8 circle | 0.0001481 1/8 circle | 0.0001543 1/8 circle | 0.0001605 1/8 circle | 0.0001667 1/8 circle | 0.0001728 1/8 circle | 0.0001790 1/8 circle | 0.0001852 1/8 circle | 0.0001914 1/8 circle | 0.0001975 1/8 circle | 0.0002037 1/8 circle | 0.0002099 1/8 circle | 0.0002160 1/8 circle | 0.0002222 1/8 circle | 0.0002284 1/8 circle | 0.0002346 1/8 circle | 0.0002407 1/8 circle | 0.0002469 1/8 circle | 0.0002531 1/8 circle | 0.0002593 1/8 circle | 0.0002654 1/8 circle | 0.0002716 1/8 circle | 0.0002778 1/8 circle | 0.0002840 1/8 circle | 0.0002901 1/8 circle | 0.0002963 1/8 circle | 0.0003025 1/8 circle | 0.0003086 1/8 circle | 0.0003148 1/8 circle | 0.0003210 1/8 circle | 0.0003272 1/8 circle | 0.0003333 1/8 circle | 0.0003395 1/8 circle | 0.0003457 1/8 circle | 0.0003519 1/8 circle | 0.0003580 1/8 circle | 0.0003642 1/8 circle | 0.0003704 1/8 circle | 0.0003765 1/8 circle | 0.0003827 1/8 circle | 0.0003889 1/8 circle | 0.0003951 1/8 circle | 0.0004012 1/8 circle | 0.0004074 1/8 circle | 0.0004136 1/8 circle | 0.0004198 1/8 circle | 0.0004259 1/8 circle | 0.0004321 1/8 circle | 0.0004383 1/8 circle | 0.0004444 1/8 circle | 0.0004506 1/8 circle | 0.0004568 1/8 circle | 0.0004630 1/8 circle | 0.0004691 1/8 circle | 0.0004753 1/8 circle | 0.0004815 1/8 circle | 0.0004877 1/8 circle | 0.0004938 1/8 circle | 0.0005 1/8 circle | 0.0005062 1/8 circle | 0.0005123 1/8 circle | 0.0005185 1/8 circle | 0.0005247 1/8 circle | 0.0005309 1/8 circle | 0.0005370 1/8 circle | 0.0005432 1/8 circle | 0.0005494 1/8 circle | 0.0005556 1/8 circle | 0.0005617 1/8 circle | 0.0005679 1/8 circle | 0.0005741 1/8 circle | 0.0005802 1/8 circle | 0.0005864 1/8 circle | 0.0005926 1/8 circle | 0.0005988 1/8 circle | 0.0006049 1/8 circle | 0.0006111 1/8 circle | 0.0006173 1/8 circle |
A second of arc, arcsecond (arcsec), arc second, or second arc is a unit of angular measurement equal to 1/3600 of one degree.
| 1 arcseconds ≈ 6.1728395061728E-6 eighth circles | 6 arcseconds ≈ 3.7037037037037E-5 eighth circles |
| 2 arcseconds ≈ 1.2345679012346E-5 eighth circles | 7 arcseconds ≈ 4.320987654321E-5 eighth circles |
| 3 arcseconds ≈ 1.8518518518519E-5 eighth circles | 8 arcseconds ≈ 4.9382716049383E-5 eighth circles |
| 4 arcseconds ≈ 2.4691358024691E-5 eighth circles | 9 arcseconds ≈ 5.5555555555556E-5 eighth circles |
| 5 arcseconds ≈ 3.0864197530864E-5 eighth circles | 10 arcseconds ≈ 6.1728395061728E-5 eighth circles |
1/8 circle or eighth circle is equal to 360/8 = 45°. Plural name is eighth circles.
| 1 eighth circles ≈ 162000 arcseconds | 6 eighth circles ≈ 972000 arcseconds |
| 2 eighth circles ≈ 324000 arcseconds | 7 eighth circles ≈ 1134000 arcseconds |
| 3 eighth circles ≈ 486000 arcseconds | 8 eighth circles ≈ 1296000 arcseconds |
| 4 eighth circles ≈ 648000 arcseconds | 9 eighth circles ≈ 1458000 arcseconds |
| 5 eighth circles ≈ 810000 arcseconds | 10 eighth circles ≈ 1620000 arcseconds |
| 1 arcseconds ≈ 6.1728395061728 × 10-6 eighth circles |
| 1 eighth circles ≈ 162 000 arcseconds |