MPC
CBAT
ICQ
C/2001 HT50 (LINEAR-NEAT) Epoch 2003 July 20.0 TT = JDT 2452840.5 T 2003 July 9.0119 TT MPC q 2.792059 (2000.0) P Q z +0.000856 Peri. 324.0679 +0.2104953 +0.9576094 +/-0.000000 Node 42.9128 +0.9507630 -0.2473409 e 0.997610 Incl. 163.2119 +0.2274673 +0.1476711 From 3582 observations 2001 Feb. 23-2004 Oct. 22, mean residual 0".6.Elements are also available for the current standard epoch:
C/2001 HT50 (LINEAR-NEAT) Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2003 July 9.1616 TT MPC q 2.785122 (2000.0) P Q z +0.000797 Peri. 323.9919 +0.2087822 +0.9579796 +/-0.000000 Node 42.9384 +0.9511639 -0.2456705 e 0.997781 Incl. 163.2182 +0.2273701 +0.1480576An 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 21 16.68 +02 14.0 11.426 11.730 105.1 4.8 20.5 2007 06 04 21 15.65 +02 16.7 11.378 11.761 109.9 4.7 20.5 2007 06 09 21 14.49 +02 18.5 11.333 11.792 114.6 4.5 20.5 2007 06 14 21 13.21 +02 19.5 11.291 11.823 119.4 4.3 20.5 2007 06 19 21 11.80 +02 19.6 11.253 11.854 124.2 4.1 20.5 2007 06 24 21 10.28 +02 18.7 11.220 11.885 128.9 3.8 20.5 2007 06 29 21 08.65 +02 16.9 11.191 11.916 133.6 3.5 20.5 2007 07 04 21 06.93 +02 14.1 11.168 11.946 138.3 3.2 20.5 2007 07 09 21 05.13 +02 10.5 11.151 11.977 142.8 2.9 20.5 2007 07 14 21 03.26 +02 05.8 11.140 12.008 147.2 2.6 20.5 2007 07 19 21 01.33 +02 00.3 11.136 12.038 151.4 2.3 20.5 2007 07 24 20 59.37 +01 53.9 11.140 12.069 155.1 2.0 20.6 2007 07 29 20 57.37 +01 46.7 11.150 12.100 158.3 1.8 20.6 2007 08 03 20 55.37 +01 38.7 11.168 12.130 160.6 1.6 20.6 2007 08 08 20 53.37 +01 30.1 11.194 12.161 161.7 1.5 20.6 2007 08 13 20 51.39 +01 20.7 11.227 12.191 161.3 1.5 20.6 2007 08 18 20 49.45 +01 10.9 11.268 12.222 159.6 1.7 20.6 2007 08 23 20 47.56 +01 00.5 11.317 12.252 156.7 1.9 20.7 2007 08 28 20 45.74 +00 49.8 11.373 12.283 153.2 2.1 20.7 2007 09 02 20 43.99 +00 38.7 11.436 12.313 149.2 2.4 20.7 2007 09 07 20 42.34 +00 27.5 11.506 12.343 144.8 2.7 20.7 2007 09 12 20 40.79 +00 16.2 11.583 12.374 140.3 3.0 20.7 2007 09 17 20 39.35 +00 04.8 11.666 12.404 135.6 3.2 20.8 2007 09 22 20 38.03 -00 06.5 11.754 12.434 130.9 3.5 20.8 2007 09 27 20 36.83 -00 17.6 11.848 12.465 126.1 3.7 20.8 2007 10 02 20 35.78 -00 28.5 11.947 12.495 121.2 3.9 20.9 2007 10 07 20 34.85 -00 39.1 12.049 12.525 116.3 4.1 20.9 2007 10 12 20 34.07 -00 49.3 12.156 12.555 111.5 4.2 20.9 2007 10 17 20 33.43 -00 59.1 12.265 12.585 106.6 4.4 20.9 2007 10 22 20 32.93 -01 08.4 12.376 12.616 101.7 4.4 21.0 2007 10 27 20 32.58 -01 17.0 12.489 12.646 96.8 4.5 21.0 2007 11 01 20 32.36 -01 25.1 12.603 12.676 92.0 4.5 21.0 2007 11 06 20 32.27 -01 32.6 12.717 12.706 87.1 4.5 21.1 2007 11 11 20 32.31 -01 39.3 12.831 12.736 82.3 4.4 21.1 2007 11 16 20 32.49 -01 45.4 12.944 12.766 77.5 4.3 21.1 2007 11 21 20 32.78 -01 50.7 13.055 12.796 72.7 4.2 21.1 2007 11 26 20 33.18 -01 55.3 13.164 12.826 67.9 4.1 21.2 2007 12 01 20 33.69 -01 59.2 13.270 12.856 63.2 3.9 21.2 2007 12 06 20 34.30 -02 02.3 13.372 12.886 58.5 3.7 21.2 2007 12 11 20 35.00 -02 04.6 13.471 12.916 53.9 3.5 21.3 2007 12 16 20 35.79 -02 06.2 13.566 12.945 49.3 3.3 21.3 2007 12 21 20 36.64 -02 07.1 13.655 12.975 44.8 3.1 21.3 2007 12 26 20 37.56 -02 07.2 13.740 13.005 40.3 2.8 21.3 2007 12 31 20 38.54 -02 06.7 13.818 13.035 35.9 2.5 21.4 2008 01 05 20 39.57 -02 05.4 13.891 13.065 31.7 2.3 21.4 2008 01 10 20 40.64 -02 03.5 13.957 13.094 27.6 2.0 21.4 2008 01 15 20 41.73 -02 01.0 14.017 13.124 23.9 1.7 21.4 2008 01 20 20 42.84 -01 57.8 14.071 13.154 20.5 1.5 21.4 2008 01 25 20 43.97 -01 54.1 14.117 13.183 17.8 1.3 21.4 2008 01 30 20 45.09 -01 49.9 14.157 13.213 16.1 1.2 21.5 2008 02 04 20 46.22 -01 45.2 14.189 13.243 15.7 1.2 21.5 2008 02 09 20 47.32 -01 40.0 14.214 13.272 16.6 1.2 21.5 2008 02 14 20 48.40 -01 34.4 14.233 13.302 18.7 1.4 21.5 2008 02 19 20 49.45 -01 28.4 14.245 13.331 21.7 1.6 21.5 2008 02 24 20 50.46 -01 22.2 14.249 13.361 25.2 1.8 21.5 2008 02 29 20 51.41 -01 15.6 14.248 13.390 29.0 2.1 21.5 2008 03 05 20 52.32 -01 08.9 14.240 13.420 33.1 2.3 21.5 2008 03 10 20 53.15 -01 01.9 14.226 13.449 37.3 2.6 21.6 2008 03 15 20 53.92 -00 54.9 14.206 13.479 41.6 2.8 21.6 2008 03 20 20 54.61 -00 47.7 14.180 13.508 46.0 3.0 21.6 2008 03 25 20 55.21 -00 40.6 14.150 13.537 50.5 3.3 21.6 2008 03 30 20 55.73 -00 33.5 14.115 13.567 55.0 3.5 21.6 2008 04 04 20 56.15 -00 26.5 14.076 13.596 59.5 3.6 21.6 2008 04 09 20 56.47 -00 19.6 14.033 13.625 64.1 3.8 21.6 2008 04 14 20 56.68 -00 12.9 13.987 13.655 68.7 3.9 21.6 2008 04 19 20 56.78 -00 06.5 13.938 13.684 73.3 4.0 21.6 2008 04 24 20 56.77 -00 00.4 13.888 13.713 77.9 4.1 21.6 2008 04 29 20 56.65 +00 05.3 13.835 13.742 82.6 4.2 21.6 2008 05 04 20 56.41 +00 10.7 13.782 13.771 87.3 4.2 21.6 2008 05 09 20 56.05 +00 15.6 13.729 13.801 92.0 4.2 21.6 2008 05 14 20 55.57 +00 19.9 13.675 13.830 96.7 4.2 21.6 2008 05 19 20 54.97 +00 23.7 13.623 13.859 101.4 4.1 21.6 2008 05 24 20 54.26 +00 27.0 13.572 13.888 106.1 4.0 21.6 2008 05 29 20 53.43 +00 29.6 13.523 13.917 110.9 3.9 21.6 2008 06 03 20 52.50 +00 31.5 13.477 13.946 115.6 3.8 21.6 2008 06 08 20 51.45 +00 32.7 13.435 13.975 120.3 3.6 21.6 2008 06 13 20 50.31 +00 33.3 13.396 14.004 125.1 3.4 21.6 2008 06 18 20 49.07 +00 33.1 13.362 14.033 129.7 3.2 21.6 2008 06 23 20 47.74 +00 32.1 13.332 14.062 134.4 3.0 21.6 2008 06 28 20 46.34 +00 30.4 13.308 14.091 138.9 2.7 21.6 2008 07 03 20 44.87 +00 27.9 13.290 14.120 143.4 2.5 21.6This 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.