* Astronomy

Blobrana · L

RE: Comet P/2011 JB15 (Spacewatch-Boattini)

Blobrana · L

Comet P/2011 JB15 (Spacewatch-Boattini) makes its closest approach to the Earth (4.098 AU) on the 3rd July, 2012.

Blobrana · L

Comet P/2011 JB15 (Spacewatch-Boattini) is at Perihelion (5.019 AU) on the 21st January, 2012.

Blobrana · L

Orbital elements:
    P/2011 JB15 (Spacewatch-Boattini)
Epoch 2012 Feb. 3.0 TT = JDT 2455960.5
T 2012 Jan. 18.13697 TT                                 MPC
q   5.0282286            (2000.0)            P               Q
n   0.04951591     Peri.  110.45932     -0.07704634     +0.98645881
a   7.3446795      Node   153.80575     -0.99245943     -0.06199528
e   0.3153917      Incl.   19.14759     -0.09533174     -0.15184068
P  19.90
From 70 observations 2011 May 8-May 31

MPEC 2011 - K56

Comet P/2011 JB15 (Spacewatch-Boattini) was discovered on the 8th May, 2011, by the Spacewatch project and A. Boattini.
The preliminary orbital elements of the comet indicate a perihelion passage on the 18th January, 2012, at a distance of 5 AU from the Sun, and a 19.9 year orbital period.