Convert 1 Light Second to Astronomical Units

How far is 1 light second? How long is 1 light second in astronomical units? 1 light seconds to AU conversion.
Amount
From
To
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1 Light Second ≈
0.0020039888 Astronomical Units
result rounded
Decimal places
Result in Plain English
1 light second is equal to about 2 thousandths of a astronomical unit.
To a Percentage
1 light second ≈ 0.200% of a astronomical unit.
In Scientific Notation
1 light second
= 1 x 100 light seconds
≈ 2.00399 x 10-3 astronomical units
Light Seconds
A light second is the distance that light travels in one second. It is exactly 299,792.458 kilometers or about 186,000 miles.
Astronomical Units
An astronomical unit is the average distance between the Earth and the Sun. Estimates of this distance have varied over time. It is now defined as exactly 149,597,870.7 kilometers.
Light Seconds to Astronomical Units Conversions
results may be rounded
Light seconds AU
1.00 0.0020040
1.01 0.0020240
1.02 0.0020441
1.03 0.0020641
1.04 0.0020841
1.05 0.0021042
1.06 0.0021242
1.07 0.0021443
1.08 0.0021643
1.09 0.0021843
1.10 0.0022044
1.11 0.0022244
1.12 0.0022445
1.13 0.0022645
1.14 0.0022845
1.15 0.0023046
1.16 0.0023246
1.17 0.0023447
1.18 0.0023647
1.19 0.0023847
1.20 0.0024048
1.21 0.0024248
1.22 0.0024449
1.23 0.0024649
1.24 0.0024849
1.25 0.0025050
1.26 0.0025250
1.27 0.0025451
1.28 0.0025651
1.29 0.0025851
1.30 0.0026052
1.31 0.0026252
1.32 0.0026453
1.33 0.0026653
Light seconds AU
1.34 0.0026853
1.35 0.0027054
1.36 0.0027254
1.37 0.0027455
1.38 0.0027655
1.39 0.0027855
1.40 0.0028056
1.41 0.0028256
1.42 0.0028457
1.43 0.0028657
1.44 0.0028857
1.45 0.0029058
1.46 0.0029258
1.47 0.0029459
1.48 0.0029659
1.49 0.0029859
1.50 0.0030060
1.51 0.0030260
1.52 0.0030461
1.53 0.0030661
1.54 0.0030861
1.55 0.0031062
1.56 0.0031262
1.57 0.0031463
1.58 0.0031663
1.59 0.0031863
1.60 0.0032064
1.61 0.0032264
1.62 0.0032465
1.63 0.0032665
1.64 0.0032865
1.65 0.0033066
1.66 0.0033266
1.67 0.0033467
Light seconds AU
1.68 0.0033667
1.69 0.0033867
1.70 0.0034068
1.71 0.0034268
1.72 0.0034469
1.73 0.0034669
1.74 0.0034869
1.75 0.0035070
1.76 0.0035270
1.77 0.0035471
1.78 0.0035671
1.79 0.0035871
1.80 0.0036072
1.81 0.0036272
1.82 0.0036473
1.83 0.0036673
1.84 0.0036873
1.85 0.0037074
1.86 0.0037274
1.87 0.0037475
1.88 0.0037675
1.89 0.0037875
1.90 0.0038076
1.91 0.0038276
1.92 0.0038477
1.93 0.0038677
1.94 0.0038877
1.95 0.0039078
1.96 0.0039278
1.97 0.0039479
1.98 0.0039679
1.99 0.0039879
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