title: "Laachtjuar"
text: "At laachtjuar as en miat f\u00f6r't lengde. Hat woort uun a astronomii br\u00fckt f\u00f6r grat waier. At laachtjuar as di wai, di det laacht uun ian juar skaafet (uun a leesag r\u00fcm). Det san 9,46 biljuun kilomeetern. (= 9,46\u202f\u00b7\u202f1012\u00a0km). Uk wan diar det wurd juar uun f\u00f6\u00f6rkomt, as det laachtjuar nian miat f\u00f6r't tidj.\n\nBeskriiwang \nUun't SI-s\u00fcsteem as det ianhaid meeter (m) f\u00e4\u00e4stlaanj auer det faard faan't laacht (= 299.792.458\u00a0m/s). Diaram as det laachtjuar en hial taal faan meetern:\n{|\n| Laachtsekund: || 1 Ls || = || align=\"right\" | 299\u202f792\u202f458\u00a0m   || \u2248  || align=\"right\" | 3,0\u202f\u00b7\u202f105\u00a0km || = || align=\"right\" | 300\u202f000\u00a0km\n|-\n| Laachtmin\u00fct:  || 1\u00a0Lm || = || align=\"right\" | 17\u202f987\u202f547\u202f480\u00a0m     || \u2248 || align=\"right\" | 1,8\u202f\u00b7\u202f107\u00a0km || = || align=\"right\" | 18 miljuunen\u00a0km\n|-\n| Laachtst\u00fcnj: || 1 Lh || = || align=\"right\" | 1\u202f079\u202f252\u202f848\u202f800\u00a0m   || \u2248 || align=\"right\" | 1,1\u202f\u00b7\u202f109\u00a0km || = || align=\"right\" | 1,1\u00a0miljaarden\u00a0km\n|-\n| Laachtdai:      || 1 Ld || = || align=\"right\" | 25\u202f902\u202f068\u202f371\u202f200\u00a0m || \u2248 ||  align=\"right\" | 2,6\u202f\u00b7\u202f1010\u00a0km || = || align=\"right\" | 26\u00a0miljaarden\u00a0km\n|-\n| Laachtjuar:     || 1 Lj || = || align=\"right\" | 9\u202f460\u202f730\u202f472\u202f580\u202f800\u00a0m || \u2248 || align=\"right\" | 9,5\u202f\u00b7\u202f1012\u00a0km || = || align=\"right\" | 9,5 biljuunen\u00a0km\n|}\n\nAmreegang tu \u00f6\u00f6der ianhaiden:\n{|\n| 63\u202f241,077\u00a0AE || \u00a0 ||(Astronoomisk ianhaiden) || \u00a0 || \n|-\n| 0,306\u202f601\u202f394\u00a0pc  || \u00a0 || (Parsec).\n|}\n\nBispalen \n\n Faan a eerd tu a muun san't ~ 1,28\u00a0laachtsekunden.\n Faan a san tu a eerd san't ~ 497\u00a0laachtsekunden (= 8,28\u00a0laachtmin\u00fcten, = 149\u202f597\u202f870\u202f700 meetern, = 1 AE).\n Faan a san tu a planeet Neptun san't ~ 4,17 laachtst\u00fcnjen.\n At aanj faan \u00fcs sans\u00fcsteem as  ~ 16,6\u00a0laachtst\u00fcnjen wech.\n Di naist st\u00e4\u00e4r Proxima Centauri as ~ 4,24\u00a0laachtjuaren wech.\n Di trochmeeder faan \u00fc\u00fcs galaksii, at moolkstruat as 170.000 bit 200.000 laachtjuaren.\n Di wai bit tu't naist galaksii, at Andromedagalaksii as 2,4 bit 2,7 miljuunen laachtjuaren.\n Bit tu't aanj faan't uniwersum san't ~ 46,6 miljaarden laachtjuaren.\n\nAstronomii\nF\u00fcsiik"