MPC
CBAT
ICQ
52P/Harrington-Abell
Epoch 2006 Aug. 13.0 TT = JDT 2453960.5
T 2006 Aug. 14.7749 TT MPC
q 1.757114 (2000.0) P Q
n 0.1307932 Peri. 139.0847 -0.4465158 -0.8921250
a 3.843669 Node 337.1778 +0.7677615 -0.3424959
e 0.542855 Incl. 10.2205 +0.4595279 -0.2946345
P 7.54
From 428 observations 1975-1999, mean residual 0".8. Nongravitational
parameters A1 = +0.37, A2 = +0.0061.
Elements are also available for the current standard epoch:
52P/Harrington-Abell Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2006 Aug. 14.7998 TT MPC q 1.757329 (2000.0) P Q n 0.1307768 Peri. 139.1050 -0.4467733 -0.8919956 a 3.843990 Node 337.1741 +0.7676709 -0.3427189 e 0.542837 Incl. 10.2198 +0.4594290 -0.2947669 P 7.54An 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.
Personalized ephemerides for this (and other) objects may be generated using the Minor Planet & Comet Ephemeris Service.
Recent magnitude estimates for this comet (as reported to the ICQ) may be available.
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2WARNING! 2007 05 30 13 01.65 -19 27.9 2.221 3.000 132.4 14.4 21.4 2007 06 04 13 01.55 -19 14.9 2.298 3.027 127.8 15.4 21.6 2007 06 09 13 01.99 -19 04.6 2.379 3.055 123.2 16.1 21.7 2007 06 14 13 02.95 -18 57.1 2.464 3.083 118.7 16.8 21.8 2007 06 19 13 04.40 -18 52.4 2.551 3.111 114.3 17.3 21.9 2007 06 24 13 06.30 -18 50.5 2.640 3.138 110.1 17.7 22.0 2007 06 29 13 08.62 -18 51.3 2.731 3.165 105.9 18.0 22.1 2007 07 04 13 11.33 -18 54.7 2.824 3.193 101.9 18.2 22.2 2007 07 09 13 14.39 -19 00.4 2.918 3.220 97.9 18.2 22.3 2007 07 14 13 17.78 -19 08.4 3.013 3.247 94.0 18.2 22.4 2007 07 19 13 21.47 -19 18.4 3.109 3.274 90.2 18.1 22.5 2007 07 24 13 25.44 -19 30.5 3.204 3.301 86.4 17.9 22.6 2007 07 29 13 29.66 -19 44.2 3.300 3.327 82.7 17.6 22.6 2007 08 03 13 34.11 -19 59.6 3.395 3.354 79.1 17.3 22.7 2007 08 08 13 38.77 -20 16.4 3.489 3.381 75.5 16.9 22.8 2007 08 13 13 43.63 -20 34.4 3.583 3.407 71.9 16.4 22.8 2007 08 18 13 48.67 -20 53.7 3.675 3.433 68.4 15.9 22.9 2007 08 23 13 53.87 -21 13.9 3.765 3.459 64.9 15.3 22.9 2007 08 28 13 59.23 -21 35.0 3.854 3.485 61.4 14.7 23.0 2007 09 02 14 04.72 -21 56.8 3.941 3.511 58.0 14.1 23.0 2007 09 07 14 10.34 -22 19.2 4.025 3.537 54.5 13.4 23.0 2007 09 12 14 16.07 -22 42.1 4.107 3.562 51.1 12.7 23.1 2007 09 17 14 21.92 -23 05.4 4.186 3.587 47.7 12.0 23.1 2007 09 22 14 27.86 -23 29.0 4.262 3.613 44.3 11.2 23.1 2007 09 27 14 33.89 -23 52.7 4.335 3.638 41.0 10.4 23.2 2007 10 02 14 39.99 -24 16.5 4.405 3.663 37.6 9.6 23.2 2007 10 07 14 46.17 -24 40.4 4.471 3.688 34.2 8.8 23.2 2007 10 12 14 52.40 -25 04.1 4.533 3.712 30.9 7.9 23.2 2007 10 17 14 58.69 -25 27.7 4.592 3.737 27.6 7.1 23.2 2007 10 22 15 05.03 -25 51.1 4.646 3.761 24.3 6.2 23.2 2007 10 27 15 11.39 -26 14.2 4.696 3.786 21.0 5.4 23.2 2007 11 01 15 17.78 -26 36.9 4.742 3.810 17.9 4.6 23.2 2007 11 06 15 24.19 -26 59.2 4.784 3.834 14.8 3.8 23.2 2007 11 11 15 30.61 -27 21.1 4.820 3.857 12.0 3.1 23.2 2007 11 16 15 37.02 -27 42.5 4.852 3.881 9.7 2.5 23.1 2007 11 21 15 43.42 -28 03.3 4.880 3.905 8.3 2.1 23.1 2007 11 26 15 49.79 -28 23.6 4.902 3.928 8.3 2.1 23.2 2007 12 01 15 56.12 -28 43.3 4.919 3.951 9.8 2.4 23.2 2007 12 06 16 02.41 -29 02.4 4.932 3.974 12.2 3.0 23.3 2007 12 11 16 08.64 -29 20.9 4.940 3.997 15.1 3.7 23.3 2007 12 16 16 14.80 -29 38.8 4.942 4.020 18.3 4.4 23.4 2007 12 21 16 20.87 -29 56.1 4.940 4.043 21.7 5.2 23.4 2007 12 26 16 26.84 -30 12.8 4.933 4.065 25.3 5.9 23.5 2007 12 31 16 32.69 -30 28.9 4.921 4.087 28.9 6.7 23.5 2008 01 05 16 38.42 -30 44.5 4.904 4.110 32.5 7.4 23.6 2008 01 10 16 44.00 -30 59.5 4.883 4.132 36.3 8.1 23.6 2008 01 15 16 49.41 -31 14.1 4.857 4.153 40.1 8.8 23.6 2008 01 20 16 54.64 -31 28.2 4.827 4.175 44.0 9.4 23.6 2008 01 25 16 59.68 -31 41.8 4.793 4.197 47.9 10.0 23.7 2008 01 30 17 04.50 -31 55.2 4.756 4.218 51.8 10.6 23.7 2008 02 04 17 09.09 -32 08.2 4.714 4.240 55.8 11.1 23.7 2008 02 09 17 13.43 -32 21.0 4.669 4.261 59.9 11.6 23.7 2008 02 14 17 17.49 -32 33.5 4.621 4.282 64.0 12.0 23.7 2008 02 19 17 21.25 -32 45.9 4.571 4.303 68.2 12.3 23.7 2008 02 24 17 24.70 -32 58.2 4.518 4.323 72.4 12.6 23.7 2008 02 29 17 27.81 -33 10.5 4.463 4.344 76.7 12.8 23.7 2008 03 05 17 30.57 -33 22.7 4.407 4.364 81.1 13.0 23.7 2008 03 10 17 32.94 -33 34.8 4.349 4.384 85.5 13.1 23.7 2008 03 15 17 34.92 -33 47.0 4.291 4.405 90.0 13.0 23.6 2008 03 20 17 36.47 -33 59.1 4.233 4.425 94.5 13.0 23.6 2008 03 25 17 37.60 -34 11.2 4.175 4.444 99.2 12.8 23.6 2008 03 30 17 38.27 -34 23.1 4.118 4.464 103.9 12.5 23.6 2008 04 04 17 38.48 -34 34.9 4.063 4.484 108.6 12.2 23.5 2008 04 09 17 38.22 -34 46.3 4.009 4.503 113.5 11.8 23.5 2008 04 14 17 37.47 -34 57.3 3.959 4.522 118.4 11.3 23.5 2008 04 19 17 36.26 -35 07.7 3.911 4.541 123.3 10.6 23.4 2008 04 24 17 34.58 -35 17.3 3.867 4.560 128.4 10.0 23.4 2008 04 29 17 32.45 -35 25.9 3.828 4.579 133.4 9.2 23.3 2008 05 04 17 29.89 -35 33.4 3.793 4.598 138.5 8.4 23.3 2008 05 09 17 26.94 -35 39.4 3.765 4.616 143.6 7.5 23.2 2008 05 14 17 23.64 -35 43.8 3.742 4.635 148.6 6.5 23.2 2008 05 19 17 20.05 -35 46.5 3.725 4.653 153.6 5.6 23.1 2008 05 24 17 16.22 -35 47.2 3.715 4.671 158.2 4.6 23.1 2008 05 29 17 12.22 -35 45.9 3.713 4.689 162.4 3.7 23.1 2008 06 03 17 08.13 -35 42.6 3.717 4.707 165.7 3.1 23.0 2008 06 08 17 04.00 -35 37.2 3.729 4.724 167.2 2.7 23.0 2008 06 13 16 59.93 -35 30.0 3.749 4.742 166.4 2.9 23.0 2008 06 18 16 55.98 -35 21.0 3.775 4.759 163.7 3.4 23.1 2008 06 23 16 52.21 -35 10.4 3.810 4.777 159.8 4.2 23.2 2008 06 28 16 48.69 -34 58.5 3.851 4.794 155.3 5.1 23.3 2008 07 03 16 45.46 -34 45.6 3.899 4.811 150.6 6.0 23.3This comet gets close to the sun during the period covered in the ephemeris below. Observers are warned to be wary of observing comets near the sun. NEVER point any kind of optical instrument at the sun--instant blindness will be the probable result.