168P/Hergenrother (1998)

Japanese version Home page

Updated on July 30, 2012

Profile Designation 168P/1998 W2 Discovery Date November 22, 1998 Magnitude 17.5 mag Discoverer C. W. Hergenrother (Catalina Sky Survey)

Orbital Elements Epoch 1998 Dec. 13.0 TT = JDT 2451160.5 T 1998 Dec. 5.94810 TT MPC q 1.4202065 (2000.0) P Q n 0.14269606 Peri. 13.88973 +0.98253774 -0.18466292 a 3.6268372 Node 356.50202 +0.11392626 +0.69390084 e 0.6084173 Incl. 21.92916 +0.14710678 +0.69598939 P 6.91 From 264 observations 1998 Nov. 21-2012 July 29, mean residual 0".8. Nongravitational parameters A1 = +1.95, A2 = +0.2378.

Finding Charts

Magnitudes Graph m1 = 15.5 + 5 log d + 10.0 log r

The orbital elements are published on M.P.E.C. 2012-O43. The charts are made with StellaNavigator Ver.2.0 for Windows (AstroArts / ASCII). The magnitudes graphs are made with Comet for Windows.