398P/Boattini (2009)

Japanese version Home page

Updated on January 23, 2021

Profile Designation 398P/2009 Q4 Discovery Date August 26, 2009 Magnitude 18.9 mag Discoverer A. Boattini (Catalina) Pictures

Orbital Elements Epoch 2009 Nov. 25.0 TT = JDT 2455160.5 T 2009 Nov. 19.92131 TT Rudenko q 1.3208698 (2000.0) P Q n 0.17724230 Peri. 320.01153 +0.03112011 -0.98810324 a 3.1387578 Node 127.67232 +0.95878955 -0.01306356 e 0.5791743 Incl. 10.96915 +0.28240776 +0.15323618 P 5.56 From 1477 observations 2009 Aug. 26-2020 Dec. 30, mean residual 0".9.

Finding Charts

Magnitudes Graph m1 = 10.5 + 5 log d + 33 log r [ ,76] ( - 2010 Feb. 3) m1 = 15.0 + 5 log d + 10.0 log r [76, ] (2010 Feb. 3 - )

The orbital elements are published on M.P.E.C. 2021-A190. The charts are made with StellaNavigator Ver.8 (AstroArts). The magnitudes graphs are made with Comet for Windows.