48P/Johnson (1997)

Japanese version Home page

Updated on March 26, 1999

Profile

Orbital Elements The following improved orbital elements by Kenji Muraoka, are from 234 observation1 1949 to 1999, including 9 Planets, Moon and 5 minor planets perturbations and non-gravitational effect of style II. The mean residual is +/- 0.81 arc seconds. Epoch = 1997 Nov. 8.0 TT JDT = 2450760.5 T = 1997 Oct. 31.84877 +/- 0.00072 (m.e.) TT Peri. = 207.99089 +/- 0.00025 Node = 117.35386 +/- 0.00005 (2000.0) Incl. = 13.66435 +/- 0.00002 q = 2.3083073 +/- 0.0000010 AU e = 0.3672592 +/- 0.0000003 a = 3.6481085 +/- 0.0000006 AU n = 0.14144984 +/- 0.00000004 P = 6.968 +/- 0.0000018 years A1 = +0.711 +/- 0.021 A2 = -0.02396 +/- 0.00069

Finding Charts 1997 Feb. 1 - 1998 Dec. 13

Magnitudes Graph m1 = 9.0 + 5 log d + 15.0 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.