50P/Arend (1999)

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Updated on May 3, 2000

Profile Pictures

Orbital Elements The following improved orbital elements by Kenji Muraoka, are from 114 observations 1951 to 2000, including 9 Planets, Moon and 5 minor planets perturbations and non-gravitational effect of style II. The mean residual is +/- 1.11 arc seconds. Epoch = 1999 Aug. 10.0 TT JDT = 2451400.5 T = 1999 Aug. 3.76842 +/- 0.00072 (m.e.) TT Peri. = 48.99390 +/- 0.00038 Node = 355.38259 +/- 0.00011 (2000.0) Incl. = 19.17917 +/- 0.00003 q = 1.9166945 +/- 0.0000020 AU e = 0.5303522 +/- 0.0000005 a = 4.0811319 +/- 0.0000015 AU n = 0.11954547 +/- 0.00000007 P = 8.245 +/- 0.0000046 years A1 = +0.059 +/- 0.029 A2 = -0.02235 +/- 0.00043

Finding Charts

Magnitudes Graph m1 = 13.8 + 5 log d + 5.0 log r

The orbital elements are calculated by Kenji Muraoka. The charts are made with StellaNavigator Ver.2.0 for Windows (AstroArts / ASCII). The magnitudes graphs are made with Comet for Windows.