{"id":3587,"date":"2019-01-14T22:54:08","date_gmt":"2019-01-14T15:54:08","guid":{"rendered":"https:\/\/thienhabet.com\/?p=3587"},"modified":"2020-07-31T10:01:08","modified_gmt":"2020-07-31T03:01:08","slug":"tai-sao-co-ngay-nhuan","status":"publish","type":"post","link":"https:\/\/\/tai-sao-co-ngay-nhuan","title":{"rendered":"T\u1ea1i sao c\u00f3 ng\u00e0y nhu\u1eadn trong n\u0103m ? C\u00e1ch t\u00ednh ng\u00e0y, th\u00e1ng, n\u0103m nhu\u1eadn"},"content":{"rendered":"
C\u00f3 kh\u00f4ng \u00edt ng\u01b0\u1eddi 4 n\u0103m m\u1edbi \u0111\u01b0\u1ee3c \u0111\u00f3n sinh nh\u1eadt 1 l\u1ea7n. Vi\u1ec7c n\u00e0y li\u00ean quan \u0111\u1ebfn ng\u00e0y nhu\u1eadn, n\u0103m nhu\u1eadn. T\u1eeb nh\u1ecf \u0111\u1ebfn l\u1edbn h\u1eb3n ch\u00fang ta \u0111\u00e3 nghe r\u1ea5t nhi\u1ec1u v\u1ec1 ng\u00e0y nhu\u1eadn n\u00e0y. Nh\u01b0ng kh\u00f4ng ph\u1ea3i ai c\u0169ng hi\u1ec3u r\u00f5 <\/span>t\u1ea1i sao c\u00f3 ng\u00e0y nhu\u1eadn<\/b>v\u00e0 c\u00e1ch t\u00ednh n\u00f3 nh\u01b0 th\u1ebf n\u00e0o ?<\/span><\/p>\n Ki\u1ebfn th\u1ee9c v\u1ec1 ng\u00e0y nhu\u1eadn kh\u00e1 th\u00fa v\u1ecb, c\u00e1c b\u1ea1n h\u00e3y c\u00f9ngThienhabet<\/strong> <\/a>s\u1ebd t\u00ecm hi\u1ec3u ngay b\u00e2y gi\u1edd nh\u00e9.!<\/span><\/p>\n[toc]\n \u0110\u1ec3 tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi n\u00e0y ph\u1ea3i d\u1ef1a v\u00e0o ki\u1ebfn th\u1ee9c khoa h\u1ecdc. M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u bi\u1ebft Tr\u00e1i \u0111\u1ea5t m\u1ea5t 365 ng\u00e0y \u0111\u1ec3 \u0111i h\u1ebft 1 v\u00f2ng quanh M\u1eb7t tr\u1eddi (k\u1ebft th\u00fac 1 n\u0103m). Nh\u01b0ng tr\u00ean th\u1ef1c t\u1ebf th\u00ec 1 v\u00f2ng \u0111\u00f3 c\u00f3 th\u1eddi gian ch\u00ednh x\u00e1c l\u00e0 365 ng\u00e0y 5 gi\u1edd 48 ph\u00fat 46 gi\u00e2y, t\u1ee9c l\u00e0 365.25 ng\u00e0y.<\/p>\n Ph\u1ea7n d\u01b0 0,25 ng\u00e0y \u0111\u00f3 sau 4 n\u0103m s\u1ebd t\u00edch l\u1ea1i th\u00e0nh 1 ng\u00e0y, ch\u00ednh l\u00e0 ng\u00e0y nhu\u1eadn. V\u00e0 c\u1ee9 4 n\u0103m s\u1ebd s\u1edf h\u1eefu m\u1ed9t n\u0103m 366 ng\u00e0y g\u1ecdi l\u00e0 n\u0103m nhu\u1eadn. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao n\u0103m nhu\u1eadn c\u00f3 366 ng\u00e0y. Ng\u00e0y nhu\u1eadn d\u01b0 ra m\u1ed7i 4 n\u0103m 1 l\u1ea7n \u0111\u00f3 \u0111\u01b0\u1ee3c t\u00ednh v\u00e0o th\u00e1ng 2, s\u1ebd c\u00f3 th\u00eam m\u1ed9t ng\u00e0y nhu\u1eadn l\u00e0 ng\u00e0y 29\/2 ch\u1ee9 kh\u00f4ng ph\u1ea3i ch\u1ec9 c\u00f3 28 ng\u00e0y nh\u01b0 c\u0169 n\u1eefa.<\/p>\n Sau gi\u1ea3i \u0111\u00e1p t\u1ea1i sao c\u00f3 ng\u00e0y nhu\u1eadn th\u00ec c\u00e1ch t\u00ednh n\u0103m nhu\u1eadn, l\u00e0m sao nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c n\u0103m nhu\u1eadn c\u0169ng r\u1ea5t quan tr\u1ecdng. H\u00e3y t\u00ecm hi\u1ec3u c\u00e1ch t\u00ednh ch\u00ednh x\u00e1c theo c\u1ea3 d\u01b0\u01a1ng l\u1ecbch v\u00e0 \u00e2m l\u1ecbch nh\u00e9.<\/p>\n R\u1ea5t d\u1ec5 d\u00e0ng \u0111\u1ec3 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c n\u0103m n\u00e0o l\u00e0 n\u0103m nhu\u1eadn theo D\u01b0\u01a1ng l\u1ecbch. N\u1ebfu s\u1ed1 bi\u1ec3u n\u0103m \u0111\u00f3 chia h\u1ebft cho 4 th\u00ec n\u0103m \u0111\u00f3 l\u00e0 n\u0103m nhu\u1eadn. V\u00ed d\u1ee5: 1996, 2000, 2004,..<\/p>\n Nh\u01b0ng c\u00f3 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p ngo\u1ea1i l\u1ec7 l\u00e0 nh\u1eefng n\u0103m tr\u00f2n Th\u1ebf k\u1ef7 (c\u00f3 2 s\u1ed1 0 \u1edf cu\u1ed1i nh\u01b0 1700, 1800, 1900,vv…) th\u00ec ta ph\u1ea3i t\u00ednh d\u1ef1a v\u00e0o 2 con s\u1ed1 \u0111\u1ea7u. N\u1ebfu chia v\u1eeba \u0111\u1ee7 cho 4 th\u00ec n\u0103m \u0111\u00f3 c\u00f3 nhu\u1eadn. V\u00ed d\u1ee5 1600 l\u00e0 n\u0103m nhu\u1eadn v\u00ec 16 chia h\u1ebft cho 4, t\u01b0\u01a1ng t\u1ef1 1700 kh\u00f4ng ph\u1ea3i n\u0103m nhu\u1eadn v\u00ec 17 kh\u00f4ng chia h\u1ebft cho 4.<\/p>\n C\u00e1ch t\u00ednh n\u0103m nhu\u1eadn theo \u00e2m l\u1ecbch c\u00f3 ph\u1ea7n ph\u1ee9c t\u1ea1p h\u01a1n m\u1ed9t ch\u00fat so v\u1edbi t\u00ednh theo D\u01b0\u01a1ng l\u1ecbch. Ta l\u1ea5y s\u1ed1 n\u0103m chia cho 19, n\u1ebfu s\u1ed1 d\u01b0 nh\u1eadn \u0111\u01b0\u1ee3c l\u00e0 0, 3, 6, 9, 11, 14, 17 th\u00ec nh\u1eefng n\u0103m \u0111\u00f3 l\u00e0 n\u0103m nhu\u1eadn m l\u1ecbch.<\/p>\n V\u00ed d\u1ee5: 2014 l\u00e0 n\u0103m nhu\u1eadn v\u00ec 2014 chia 19 d\u01b0 0, 2015 kh\u00f4ng ph\u1ea3i n\u0103m nhu\u1eadn v\u00ec 2015 chia 19 d\u01b0 1.<\/p>\n Nguy\u00ean l\u00fd t\u00ednh n\u0103m nhu\u1eadn m l\u1ecbch xu\u1ea5t ph\u00e1t t\u1eeb s\u1ef1 di chuy\u1ec3n c\u1ee7a M\u1eb7t tr\u0103ng, M\u1eb7t tr\u1eddi v\u00e0 Tr\u00e1i \u0111\u1ea5t. Ng\u00e0y m\u00f9ng 1 \u00e2m l\u00e0 ng\u00e0y m\u00e0 Tr\u00e1i \u0111\u1ea5t, M\u1eb7t tr\u0103ng v\u00e0 M\u1eb7t tr\u1eddi theo th\u1ee9 t\u1ef1 n\u1eb1m th\u1eb3ng h\u00e0ng. M\u1eb7t tr\u0103ng quay n\u1eeda t\u1ed1i v\u1ec1 ph\u00eda Tr\u00e1i \u0111\u1ea5t n\u00ean th\u1eddi \u0111i\u1ec3m n\u00e0y c\u00f2n g\u1ecdi l\u00e0 \u0111\u00eam kh\u00f4ng tr\u0103ng, hay th\u1eddi \u0111i\u1ec3m S\u00f3c.<\/p>\n L\u1ecbch \u00e2m l\u1ecbch s\u1ebd t\u00ednh li\u00ean ti\u1ebfp c\u00e1c th\u1eddi \u0111i\u1ec3m S\u00f3c. N\u1ebfu hai th\u1eddi \u0111i\u1ec3m S\u00f3c k\u1ebf ti\u1ebfp c\u00e1ch nhau 29 ng\u00e0y th\u00ec th\u00e1ng \u0111\u00f3 thi\u1ebfu, c\u00e1ch nhau 30 ng\u00e0y th\u00ec l\u00e0 th\u00e1ng \u0111\u1ee7. m l\u1ecbch s\u1ebd b\u1ecb l\u1ec7ch g\u1ea7n 11 ng\u00e0y so v\u1edbi d\u01b0\u01a1ng l\u1ecbch. Khi d\u1ed3n 3 n\u0103m l\u1ea1i s\u1ebd d\u01b0 ra 33 ng\u00e0y. V\u1eady n\u00ean qua 3 n\u0103m s\u1ebd nhu\u1eadn th\u00eam 1 th\u00e1ng. T\u00ednh b\u00ecnh qu\u00e2n trong 19 n\u0103m th\u00ec s\u1ebd c\u00f3 7 th\u00e1ng nhu\u1eadn.<\/p>\n Nh\u1eefng n\u0103m nhu\u1eadn theo \u00e2m l\u1ecbch s\u1ebd \u0111\u01b0\u1ee3c b\u1ed5 sung th\u00eam m\u1ed9t th\u00e1ng. M\u1ed7i n\u0103m nhu\u1eadn kh\u00e1c nhau th\u00ec s\u1ebd b\u1ed5 sung th\u00eam m\u1ed9t th\u00e1ng nhu\u1eadn kh\u00e1c nhau, c\u00f3 n\u0103m nhu\u1eadn 2 th\u00e1ng 7 c\u00f3 n\u0103m th\u00ec l\u1ea1i nhu\u1eadn 2 th\u00e1ng 6, nh\u01b0 n\u0103m 2020 ch\u00fang ta nhu\u1eadn 2 th\u00e1ng 4. Vi\u1ec7c nhu\u1eadn th\u00e1ng n\u00e0y s\u1ebd lu\u00f4n \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c chu k\u00ec th\u1eddi ti\u1ebft di\u1ec5n ra m\u1ed9t c\u00e1ch b\u00ecnh th\u01b0\u1eddng.<\/p>\n C\u00f3 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi th\u1eafc m\u1eafc t\u1ea1i sao ch\u00fang ta ph\u1ea3i t\u00ednh n\u0103m nhu\u1eadn,t\u1ea1i sao c\u00f3 ng\u00e0y nhu\u1eadn<\/strong> \u0111\u1ec3 l\u00e0m g\u00ec ? Vi\u1ec7c t\u00ednh n\u0103m nhu\u1eadn c\u00f3 li\u00ean quan \u0111\u1ebfn phong th\u1ee7y haytin t\u1ee9c t\u00e2m linh<\/strong><\/a> n\u00e0o \u0111\u00f3 kh\u00f4ng?<\/p>\n C\u00e2u tr\u1ea3 l\u1eddi \u0111\u00f3 l\u00e0 ch\u00fang ta c\u1ea7n t\u00ednh ng\u00e0y nhu\u1eadn, n\u0103m nhu\u1eadn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o chu k\u1ef3 th\u1eddi ti\u1ebft di\u1ec5n ra b\u00ecnh th\u01b0\u1eddng. \u0110i\u1ec1u n\u00e0y l\u00e0 d\u1ef1a v\u00e0o khoa h\u1ecdc ch\u1ee9 kh\u00f4ng li\u00ean quan \u0111\u1ebfn t\u00e2m linh phong th\u1ee7y. B\u1edfi Tr\u00e1i \u0111\u1ea5t quay xung quanh M\u1eb7t tr\u1eddi kh\u00f4ng tr\u00f2n ng\u00e0y. N\u1ebfu t\u00ednh n\u0103m ch\u00fang ta lu\u00f4n l\u00e0m tr\u00f2n th\u00ec s\u1ed1 d\u01b0 ch\u00eanh l\u1ec7ch s\u1ebd d\u1ea7n l\u1edbn l\u00ean k\u00e9o theo s\u1ef1 sai l\u1ec7ch th\u1eddi gian. Con ng\u01b0\u1eddi s\u1ebd sai l\u1ea7m trong vi\u1ec7c quan s\u00e1t c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng thi\u00ean nhi\u00ean, hi\u1ec7n t\u01b0\u1ee3ng th\u1eddi ti\u1ebft g\u00e2y kh\u00f3 kh\u0103n trong \u0111\u1eddi s\u1ed1ng, sinh ho\u1ea1t.<\/p>\n Ng\u01b0\u1eddi ta ph\u1ea3i \u0111\u1ecbnh k\u1ef3 t\u00ednh n\u0103m nhu\u1eadn \u0111\u1ea3m b\u1ea3o cho c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng \u1ea5y di\u1ec5n ra theo \u0111\u00fang t\u1ef1 nhi\u00ean, \u0111\u00fang chu k\u00ec quan s\u00e1t.<\/p>\n Tr\u00ean \u0111\u00e2y l\u00e0 nh\u1eefng ki\u1ebfn th\u1ee9c v\u1ec1 ng\u00e0y nhu\u1eadn gi\u00fap gi\u1ea3i \u0111\u00e1p c\u00e1c c\u00e2u h\u1ecfi ng\u00e0y nhu\u1eadn l\u00e0 g\u00ec,t\u1ea1i sao c\u00f3 ng\u00e0y nhu\u1eadn<\/strong> hay n\u0103m nhu\u1eadn c\u00f3 bao nhi\u00eau ng\u00e0y, c\u00e1ch t\u00ednh n\u0103m nhu\u1eadn nh\u01b0 th\u1ebf n\u00e0o. V\u1edbi ch\u00fang ta \u0111\u00f3 ch\u1ec9 l\u00e0 nh\u1eefng th\u00f4ng tin gi\u00fap n\u00e2ng cao t\u1ea7m hi\u1ec3u bi\u1ebft nh\u01b0ng n\u00f3 l\u1ea1i c\u00f3 vai tr\u00f2 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 con ng\u01b0\u1eddi n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c quy lu\u1eadt t\u1ef1 nhi\u00ean.<\/p>\nNg\u00e0y nhu\u1eadn l\u00e0 g\u00ec ? T\u1ea1i sao c\u00f3 ng\u00e0y nhu\u1eadn ?<\/h2>\n
Kh\u00e1i ni\u1ec7m ng\u00e0y nhu\u1eadn, th\u00e1ng nhu\u1eadn, n\u0103m nhu\u1eadn<\/h3>\n
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T\u1ea1i sao c\u00f3 ng\u00e0y nhu\u1eadn ?<\/h3>\n
C\u00e1ch t\u00ednh ng\u00e0y th\u00e1ng n\u0103m nhu\u1eadn ch\u00ednh x\u00e1c<\/h2>\n
C\u00e1ch t\u00ednh theo d\u01b0\u01a1ng l\u1ecbch<\/h3>\n
C\u00e1ch t\u00ednh theo \u00e2m l\u1ecbch<\/h3>\n
V\u00ec sao c\u1ea7n t\u00ednh n\u0103m nhu\u1eadn ?<\/h2>\n
L\u1eddi k\u1ebft<\/h2>\n