Convert Astronomical Units to Light Seconds

How many light seconds are in an astronomical unit? Easy AU to light seconds conversion.

Amount

From

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1 Astronomical Unit ≈

499.00478 Light Seconds

result rounded

Decimal places

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

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 to Light Seconds Conversion Table

results may be rounded

AU	Light seconds
0.0001	0.049900
0.0002	0.099801
0.0003	0.14970
0.0004	0.19960
0.0005	0.24950
0.0006	0.29940
0.0007	0.34930
0.0008	0.39920
0.0009	0.44910
0.001	0.49900
0.002	0.99801
0.003	1.4970
0.004	1.9960
0.005	2.4950
0.006	2.9940
0.007	3.4930
0.008	3.9920
0.009	4.4910
0.01	4.9900
0.02	9.9801
0.03	14.970
0.04	19.960
0.05	24.950
0.06	29.940
0.07	34.930
0.08	39.920
0.09	44.910
0.1	49.900
0.2	99.801
0.3	149.70
0.4	199.60
0.5	249.50
0.6	299.40
0.7	349.30
0.8	399.20
0.9	449.10
1	499.00
2	998.01
3	1,497.0
4	1,996.0
5	2,495.0
6	2,994.0
7	3,493.0
8	3,992.0
9	4,491.0
10	4,990.0
11	5,489.1
12	5,988.1
13	6,487.1
14	6,986.1
15	7,485.1
16	7,984.1
17	8,483.1
18	8,982.1
19	9,481.1
20	9,980.1
21	10,479
22	10,978
23	11,477
24	11,976
25	12,475
26	12,974
27	13,473
28	13,972
29	14,471
30	14,970
31	15,469
32	15,968
33	16,467
34	16,966
35	17,465
36	17,964
37	18,463
38	18,962
39	19,461
40	19,960
41	20,459
42	20,958
43	21,457
44	21,956
45	22,455
46	22,954
47	23,453
48	23,952
49	24,451
50	24,950
51	25,449
52	25,948
53	26,447
54	26,946
55	27,445
56	27,944
57	28,443
58	28,942
59	29,441
60	29,940
61	30,439
62	30,938
63	31,437
64	31,936
65	32,435
66	32,934
67	33,433
68	33,932
69	34,431
70	34,930
71	35,429
72	35,928
73	36,427
74	36,926
75	37,425
76	37,924
77	38,423
78	38,922
79	39,421
80	39,920
81	40,419
82	40,918
83	41,417
84	41,916
85	42,415
86	42,914
87	43,413
88	43,912
89	44,411
90	44,910
91	45,409
92	45,908
93	46,407
94	46,906
95	47,405
96	47,904
97	48,403
98	48,902
99	49,401
100	49,900
101	50,399
102	50,898
103	51,397
104	51,896
105	52,396
106	52,895
107	53,394
108	53,893
109	54,392
110	54,891
111	55,390
112	55,889
113	56,388
114	56,887
115	57,386
116	57,885
117	58,384
118	58,883
119	59,382
120	59,881
121	60,380
122	60,879
123	61,378
124	61,877
125	62,376
126	62,875
127	63,374
128	63,873
129	64,372
130	64,871
131	65,370
132	65,869
133	66,368
134	66,867
135	67,366
136	67,865
137	68,364
138	68,863
139	69,362
140	69,861
141	70,360
142	70,859
143	71,358
144	71,857
145	72,356
146	72,855
147	73,354
148	73,853
149	74,352
150	74,851
151	75,350
152	75,849
153	76,348

AU	Light seconds
154	76,847
155	77,346
156	77,845
157	78,344
158	78,843
159	79,342
160	79,841
161	80,340
162	80,839
163	81,338
164	81,837
165	82,336
166	82,835
167	83,334
168	83,833
169	84,332
170	84,831
171	85,330
172	85,829
173	86,328
174	86,827
175	87,326
176	87,825
177	88,324
178	88,823
179	89,322
180	89,821
181	90,320
182	90,819
183	91,318
184	91,817
185	92,316
186	92,815
187	93,314
188	93,813
189	94,312
190	94,811
191	95,310
192	95,809
193	96,308
194	96,807
195	97,306
196	97,805
197	98,304
198	98,803
199	99,302
200	99,801
201	100,300
202	100,800
203	101,300
204	101,800
205	102,300
206	102,790
207	103,290
208	103,790
209	104,290
210	104,790
211	105,290
212	105,790
213	106,290
214	106,790
215	107,290
216	107,790
217	108,280
218	108,780
219	109,280
220	109,780
221	110,280
222	110,780
223	111,280
224	111,780
225	112,280
226	112,780
227	113,270
228	113,770
229	114,270
230	114,770
231	115,270
232	115,770
233	116,270
234	116,770
235	117,270
236	117,770
237	118,260
238	118,760
239	119,260
240	119,760
241	120,260
242	120,760
243	121,260
244	121,760
245	122,260
246	122,760
247	123,250
248	123,750
249	124,250
250	124,750
251	125,250
252	125,750
253	126,250
254	126,750
255	127,250
256	127,750
257	128,240
258	128,740
259	129,240
260	129,740
261	130,240
262	130,740
263	131,240
264	131,740
265	132,240
266	132,740
267	133,230
268	133,730
269	134,230
270	134,730
271	135,230
272	135,730
273	136,230
274	136,730
275	137,230
276	137,730
277	138,220
278	138,720
279	139,220
280	139,720
281	140,220
282	140,720
283	141,220
284	141,720
285	142,220
286	142,720
287	143,210
288	143,710
289	144,210
290	144,710
291	145,210
292	145,710
293	146,210
294	146,710
295	147,210
296	147,710
297	148,200
298	148,700
299	149,200
300	149,700
305	152,200
310	154,690
315	157,190
320	159,680
325	162,180
330	164,670
335	167,170
340	169,660
345	172,160
350	174,650
355	177,150
360	179,640
365	182,140
370	184,630
375	187,130
380	189,620
385	192,120
390	194,610
395	197,110
400	199,600
405	202,100
410	204,590
415	207,090
420	209,580
425	212,080
430	214,570
435	217,070
440	219,560
445	222,060
450	224,550
455	227,050
460	229,540
465	232,040
470	234,530
475	237,030
480	239,520
485	242,020
490	244,510
495	247,010
500	249,500
505	252,000
510	254,490

AU	Light seconds
515	256,990
520	259,480
525	261,980
530	264,470
535	266,970
540	269,460
545	271,960
550	274,450
555	276,950
560	279,440
565	281,940
570	284,430
575	286,930
580	289,420
585	291,920
590	294,410
595	296,910
600	299,400
605	301,900
610	304,390
615	306,890
620	309,380
625	311,880
630	314,370
635	316,870
640	319,360
645	321,860
650	324,350
655	326,850
660	329,340
665	331,840
670	334,330
675	336,830
680	339,320
685	341,820
690	344,310
695	346,810
700	349,300
705	351,800
710	354,290
715	356,790
720	359,280
725	361,780
730	364,270
735	366,770
740	369,260
745	371,760
750	374,250
755	376,750
760	379,240
765	381,740
770	384,230
775	386,730
780	389,220
785	391,720
790	394,210
795	396,710
800	399,200
805	401,700
810	404,190
815	406,690
820	409,180
825	411,680
830	414,170
835	416,670
840	419,160
845	421,660
850	424,150
855	426,650
860	429,140
865	431,640
870	434,130
875	436,630
880	439,120
885	441,620
890	444,110
895	446,610
900	449,100
905	451,600
910	454,090
915	456,590
920	459,080
925	461,580
930	464,070
935	466,570
940	469,060
945	471,560
950	474,050
955	476,550
960	479,040
965	481,540
970	484,030
975	486,530
980	489,020
985	491,520
990	494,010
995	496,510
1,000	499,000
1,100	548,910
1,200	598,810
1,300	648,710
1,400	698,610
1,500	748,510
1,600	798,410
1,700	848,310
1,800	898,210
1,900	948,110
2,000	998,010
2,100	1,047,900
2,200	1,097,800
2,300	1,147,700
2,400	1,197,600
2,500	1,247,500
2,600	1,297,400
2,700	1,347,300
2,800	1,397,200
2,900	1,447,100
3,000	1,497,000
3,100	1,546,900
3,200	1,596,800
3,300	1,646,700
3,400	1,696,600
3,500	1,746,500
3,600	1,796,400
3,700	1,846,300
3,800	1,896,200
3,900	1,946,100
4,000	1,996,000
4,100	2,045,900
4,200	2,095,800
4,300	2,145,700
4,400	2,195,600
4,500	2,245,500
4,600	2,295,400
4,700	2,345,300
4,800	2,395,200
4,900	2,445,100
5,000	2,495,000
5,100	2,544,900
5,200	2,594,800
5,300	2,644,700
5,400	2,694,600
5,500	2,744,500
5,600	2,794,400
5,700	2,844,300
5,800	2,894,200
5,900	2,944,100
6,000	2,994,000
6,100	3,043,900
6,200	3,093,800
6,300	3,143,700
6,400	3,193,600
6,500	3,243,500
6,600	3,293,400
6,700	3,343,300
6,800	3,393,200
6,900	3,443,100
7,000	3,493,000
7,100	3,542,900
7,200	3,592,800
7,300	3,642,700
7,400	3,692,600
7,500	3,742,500
7,600	3,792,400
7,700	3,842,300
7,800	3,892,200
7,900	3,942,100
8,000	3,992,000
8,100	4,041,900
8,200	4,091,800
8,300	4,141,700
8,400	4,191,600
8,500	4,241,500
8,600	4,291,400
8,700	4,341,300
8,800	4,391,200
8,900	4,441,100
9,000	4,491,000
9,100	4,540,900
9,200	4,590,800
9,300	4,640,700
9,400	4,690,600
9,500	4,740,500
9,600	4,790,400
9,700	4,840,300
9,800	4,890,200
9,900	4,940,100
10,000	4,990,000

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