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: http://space.univ.kiev.ua/ephem/14a/Fp0.html
Дата изменения: Tue Oct 15 12:21:13 2013 Дата индексирования: Thu Feb 27 21:56:45 2014 Кодировка: Поисковые слова: arp 220 |
Computer Ephemeris for 2014 from DE200/LE200.
First page.
Epoch T = J2014.5 = date 2014 Jul 2.625 (JD2456841.125) = besselian epoch B2014.50159 Beginning of spring: Mar 20 16h58.26m summer: Jun 21 10h52.38m autumn: Sep 23 2h30.20m winter: Dec 21 23h04.07m Earth in perigelion: Jan 04 12.00h aphelion : Jul 04 0.24h Mean obliquity of ecliptic (eps) at J2014.5: 23.437406o = 23o26'14.66"
Sin(eps) = 0.39774696 Cosec(eps) = 2.51416126 Cos(eps) = 0.91749515 Sec(eps) = 1.08992401 Tan(eps) = 0.43351396 Ctg(eps) = 2.30673077 Year precessional quantities for J2014.5: -- in right ascension m = 46.1284" = 3.07523s -- in declination n = 20.0419" = 1.33612s -- in longitude p = 50.2942" = 0.0139706o -- lunar/solar p1 = 50.3885" = 0.0139968o -- planetary q1 = 0.1028" = 0.0000286o Ecliptic rotation: angular velocity of -- pi = 0.4699" = 0.0001305o longitude of real axis of -- Pj = 175.0089o Accumulated angle from J2000.0 to T: -- precession in longitude a = 729.248" = 0.202567o -- of ecliptic rotation b = 6.815" = 0.001893o -- precession in right ascension M = 44.5908s -- precession in declination N = 290.6071" Tm = (J2000.0 + T) / 2 180o - Pj + a/2 for Tm c = 5.1586o 180o - Pj - a/2 for Tm c'= 4.9561o Matrix for transformation from J2000.0 to J2013.5 0.99999375 -0.00324259 -0.00140894 0.00324259 0.99999474 -0.00000228 0.00140894 -0.00000229 0.99999901