55P/Tempel-Tuttle

Orbital Elements

The following orbital elements are taken from MPC 31070:

55P/Tempel-Tuttle
Epoch 1998 Mar. 8.0 TT = JDT 2450880.5
T 1998 Feb. 28.0982 TT                                  Nakano
q   0.976577             (2000.0)            P               Q
n   0.0296539      Peri.  172.4988      +0.4626996      +0.8513264
a  10.337486       Node   235.2583      +0.7969354      -0.2772437
e   0.905531       Incl.  162.4860      +0.3883337      -0.4453979
P  33.2
From observations 1866-1998, mean residual 0".8.  Nongravitational

Elements are also available for the current standard epoch:

55P/Tempel-Tuttle
Epoch 1999 Jan. 22.0 TT = JDT 2451200.5
T 1998 Feb. 28.0774 TT                                  Nakano
q   0.976260             (2000.0)            P               Q
n   0.0297099      Peri.  172.4969      +0.4623582      +0.8514931
a  10.324485       Node   235.2786      +0.7970944      -0.2769384
e   0.905442       Incl.  162.4857      +0.3884140      -0.4452693
P  33.2

An explanation of the orbital elements is available.

These orbital elements are also available in forms suitable for loading into a number of popular planetarium-type software programs.

An orbit diagram is available.

Ephemeris

The following ephemeris is at intervals of five days. A daily ephemeris covering the same time interval is also available.

Check out recent magnitude estimates for this comet.

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
1998 10 24    19 15.68   -38 11.9    3.409    3.304    75.5    16.9        22.2
1998 10 29    19 16.07   -37 43.7    3.546    3.354    70.8    16.2        22.3
1998 11 03    19 16.95   -37 17.4    3.680    3.403    66.2    15.5        22.3
1998 11 08    19 18.27   -36 52.7    3.811    3.453    61.7    14.6        22.4
1998 11 13    19 19.96   -36 29.5    3.937    3.502    57.2    13.7        22.5

Back to Observable Comets

Astronomical Headlines Index

MPC CBAT ICQ