MPC
CBAT
ICQ
C/2005 R4 (LINEAR) Epoch 2006 Mar. 6.0 TT = JDT 2453800.5 T 2006 Mar. 8.0074 TT MPC q 5.188435 (2000.0) P Q z +0.000485 Peri. 6.8861 +0.5421509 +0.8031383 +/-0.000003 Node 63.7718 +0.7572118 -0.5944273 e 0.997484 Incl. 164.0128 +0.3642837 +0.0403125 From 386 observations 2005 Sept. 13-2006 Oct. 1, mean residual 0".6.Elements are also available for the current standard epoch:
C/2005 R4 (LINEAR) Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2006 Mar. 7.7322 TT MPC q 5.187905 (2000.0) P Q z +0.000520 Peri. 6.8560 +0.5417017 +0.8034456 +/-0.000003 Node 63.7737 +0.7575412 -0.5939994 e 0.997303 Incl. 164.0140 +0.3642672 +0.0404956An 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 00 49.56 +18 01.3 6.756 6.163 50.7 7.3 19.0 2007 06 04 00 49.46 +18 13.2 6.704 6.183 55.3 7.7 19.0 2007 06 09 00 49.15 +18 24.6 6.649 6.202 59.9 8.1 19.0 2007 06 14 00 48.62 +18 35.2 6.589 6.222 64.6 8.5 19.0 2007 06 19 00 47.84 +18 45.0 6.527 6.242 69.4 8.8 19.0 2007 06 24 00 46.81 +18 53.9 6.461 6.262 74.2 9.0 19.0 2007 06 29 00 45.51 +19 01.6 6.394 6.282 79.1 9.1 19.0 2007 07 04 00 43.94 +19 08.1 6.326 6.303 84.1 9.2 19.0 2007 07 09 00 42.07 +19 13.2 6.257 6.323 89.1 9.3 19.0 2007 07 14 00 39.91 +19 16.8 6.188 6.344 94.1 9.2 19.0 2007 07 19 00 37.43 +19 18.7 6.121 6.364 99.3 9.1 19.0 2007 07 24 00 34.65 +19 18.6 6.054 6.385 104.5 8.9 19.0 2007 07 29 00 31.56 +19 16.6 5.991 6.406 109.8 8.6 19.0 2007 08 03 00 28.17 +19 12.4 5.931 6.427 115.1 8.2 18.9 2007 08 08 00 24.49 +19 05.9 5.874 6.448 120.5 7.8 18.9 2007 08 13 00 20.53 +18 57.0 5.823 6.469 125.9 7.3 18.9 2007 08 18 00 16.32 +18 45.5 5.778 6.490 131.3 6.7 18.9 2007 08 23 00 11.87 +18 31.5 5.739 6.512 136.7 6.1 18.9 2007 08 28 00 07.23 +18 15.0 5.707 6.533 142.1 5.5 18.9 2007 09 02 00 02.43 +17 55.9 5.683 6.555 147.3 4.8 18.9 2007 09 07 23 57.51 +17 34.4 5.668 6.577 152.3 4.1 18.9 2007 09 12 23 52.52 +17 10.6 5.661 6.598 156.8 3.4 19.0 2007 09 17 23 47.50 +16 44.7 5.664 6.620 160.5 2.9 19.0 2007 09 22 23 42.50 +16 16.9 5.676 6.642 162.9 2.6 19.0 2007 09 27 23 37.57 +15 47.7 5.699 6.664 163.2 2.5 19.0 2007 10 02 23 32.76 +15 17.2 5.730 6.687 161.4 2.7 19.0 2007 10 07 23 28.11 +14 45.8 5.772 6.709 158.0 3.2 19.1 2007 10 12 23 23.66 +14 14.0 5.822 6.731 153.6 3.8 19.1 2007 10 17 23 19.44 +13 42.0 5.882 6.754 148.7 4.4 19.1 2007 10 22 23 15.48 +13 10.3 5.950 6.776 143.5 5.0 19.2 2007 10 27 23 11.80 +12 39.1 6.026 6.799 138.2 5.6 19.2 2007 11 01 23 08.43 +12 08.9 6.109 6.822 132.7 6.1 19.3 2007 11 06 23 05.36 +11 39.7 6.199 6.844 127.2 6.6 19.3 2007 11 11 23 02.62 +11 11.9 6.294 6.867 121.7 7.0 19.4 2007 11 16 23 00.19 +10 45.7 6.395 6.890 116.3 7.4 19.4 2007 11 21 22 58.08 +10 21.2 6.500 6.913 110.9 7.7 19.5 2007 11 26 22 56.28 +09 58.6 6.608 6.936 105.5 7.9 19.5 2007 12 01 22 54.79 +09 37.9 6.718 6.960 100.1 8.0 19.6 2007 12 06 22 53.58 +09 19.1 6.830 6.983 94.9 8.1 19.6 2007 12 11 22 52.64 +09 02.4 6.943 7.006 89.6 8.1 19.7 2007 12 16 22 51.97 +08 47.6 7.056 7.030 84.5 8.0 19.7 2007 12 21 22 51.54 +08 34.8 7.168 7.053 79.4 7.9 19.8 2007 12 26 22 51.34 +08 24.0 7.279 7.077 74.3 7.7 19.8 2007 12 31 22 51.35 +08 15.0 7.387 7.100 69.3 7.4 19.9 2008 01 05 22 51.55 +08 07.9 7.493 7.124 64.4 7.2 19.9 2008 01 10 22 51.93 +08 02.5 7.596 7.148 59.5 6.8 19.9 2008 01 15 22 52.47 +07 58.8 7.694 7.171 54.7 6.4 20.0 2008 01 20 22 53.15 +07 56.7 7.788 7.195 50.0 6.0 20.0 2008 01 25 22 53.95 +07 56.1 7.877 7.219 45.4 5.6 20.1 2008 01 30 22 54.86 +07 56.9 7.960 7.243 40.8 5.1 20.1 2008 02 04 22 55.87 +07 59.0 8.038 7.267 36.3 4.6 20.1 2008 02 09 22 56.95 +08 02.4 8.110 7.291 31.9 4.1 20.2 2008 02 14 22 58.09 +08 07.0 8.175 7.316 27.7 3.6 20.2 2008 02 19 22 59.28 +08 12.5 8.234 7.340 23.7 3.1 20.2 2008 02 24 23 00.49 +08 19.1 8.286 7.364 20.1 2.6 20.3 2008 02 29 23 01.73 +08 26.5 8.331 7.388 16.9 2.2 20.3 2008 03 05 23 02.97 +08 34.7 8.368 7.413 14.6 1.9 20.3 2008 03 10 23 04.20 +08 43.6 8.399 7.437 13.6 1.8 20.3 2008 03 15 23 05.41 +08 53.1 8.423 7.462 14.0 1.9 20.4 2008 03 20 23 06.58 +09 03.1 8.439 7.486 15.9 2.1 20.4 2008 03 25 23 07.70 +09 13.5 8.449 7.511 18.7 2.4 20.4 2008 03 30 23 08.76 +09 24.3 8.451 7.536 22.2 2.9 20.4 2008 04 04 23 09.75 +09 35.3 8.447 7.560 26.0 3.3 20.4 2008 04 09 23 10.65 +09 46.5 8.436 7.585 30.0 3.8 20.4 2008 04 14 23 11.46 +09 57.8 8.419 7.610 34.1 4.2 20.4 2008 04 19 23 12.15 +10 09.1 8.396 7.635 38.4 4.7 20.4 2008 04 24 23 12.73 +10 20.2 8.367 7.660 42.8 5.1 20.5 2008 04 29 23 13.17 +10 31.1 8.333 7.685 47.2 5.5 20.5 2008 05 04 23 13.47 +10 41.8 8.294 7.710 51.7 5.9 20.5 2008 05 09 23 13.62 +10 52.1 8.250 7.735 56.2 6.2 20.5 2008 05 14 23 13.60 +11 01.9 8.203 7.760 60.8 6.5 20.5 2008 05 19 23 13.40 +11 11.1 8.151 7.785 65.4 6.8 20.5 2008 05 24 23 13.03 +11 19.6 8.097 7.810 70.1 7.0 20.5 2008 05 29 23 12.46 +11 27.3 8.040 7.835 74.8 7.2 20.5 2008 06 03 23 11.69 +11 34.2 7.981 7.860 79.5 7.3 20.5 2008 06 08 23 10.71 +11 40.0 7.921 7.886 84.3 7.4 20.5 2008 06 13 23 09.52 +11 44.7 7.860 7.911 89.2 7.4 20.5 2008 06 18 23 08.11 +11 48.3 7.800 7.936 94.0 7.3 20.5 2008 06 23 23 06.49 +11 50.5 7.740 7.962 99.0 7.2 20.5 2008 06 28 23 04.65 +11 51.3 7.681 7.987 103.9 7.1 20.5 2008 07 03 23 02.60 +11 50.6 7.625 8.013 108.9 6.9 20.4This 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.