C/2007 Y2 (McNaught)
Orbital Elements
The following orbital elements are taken from MPC 62271:C/2007 Y2 (McNaught) Epoch 2008 Apr. 4.0 TT = JDT 2454560.5 T 2008 Apr. 8.4041 TT MPC q 4.208900 (2000.0) P Q z +0.000856 Peri. 257.6872 +0.0029355 +0.5649982 +/-0.000038 Node 303.4615 +0.6206575 -0.6479661 e 0.996397 Incl. 98.5029 -0.7840763 -0.5108004 From 63 observations 2007 Dec. 31-2008 Mar. 16, mean residual 0".6.Elements are also available for the current standard epoch:
C/2007 Y2 (McNaught) Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 T 2008 Apr. 8.6250 TT MPC q 4.212011 (2000.0) P Q z +0.001041 Peri. 257.7595 +0.0035001 +0.5650782 +/-0.000038 Node 303.4693 +0.6197803 -0.6486905 e 0.995616 Incl. 98.4949 -0.7847675 -0.5097914An 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.
Ephemeris
The following ephemeris is at intervals of five days. A daily ephemeris covering the same time interval is also available.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! 2009 10 26 20 41.54 -52 30.4 6.180 6.194 86.2 9.2 20.9 2009 10 31 20 40.74 -51 43.1 6.281 6.222 82.1 9.1 20.9 2009 11 05 20 40.39 -50 56.3 6.381 6.249 77.9 8.9 21.0 2009 11 10 20 40.46 -50 10.4 6.481 6.277 73.8 8.7 21.0 2009 11 15 20 40.91 -49 25.3 6.580 6.305 69.7 8.5 21.1 2009 11 20 20 41.70 -48 41.2 6.677 6.333 65.6 8.2 21.1 2009 11 25 20 42.80 -47 58.1 6.771 6.361 61.6 7.8 21.2 2009 11 30 20 44.16 -47 16.3 6.863 6.389 57.5 7.5 21.2 2009 12 05 20 45.76 -46 35.5 6.952 6.417 53.6 7.1 21.3 2009 12 10 20 47.56 -45 56.0 7.038 6.445 49.7 6.7 21.3 2009 12 15 20 49.55 -45 17.7 7.119 6.473 45.9 6.3 21.4 2009 12 20 20 51.69 -44 40.5 7.196 6.501 42.2 5.8 21.4 2009 12 25 20 53.96 -44 04.7 7.269 6.529 38.6 5.4 21.5 2009 12 30 20 56.33 -43 30.0 7.336 6.558 35.2 5.0 21.5 2010 01 04 20 58.79 -42 56.6 7.398 6.586 32.1 4.5 21.5 2010 01 09 21 01.32 -42 24.5 7.455 6.615 29.3 4.2 21.6 2010 01 14 21 03.89 -41 53.5 7.506 6.643 26.8 3.8 21.6 2010 01 19 21 06.49 -41 23.9 7.551 6.671 24.9 3.6 21.6 2010 01 24 21 09.10 -40 55.5 7.590 6.700 23.6 3.4 21.7 2010 01 29 21 11.70 -40 28.4 7.623 6.729 23.1 3.3 21.7 2010 02 03 21 14.29 -40 02.5 7.650 6.757 23.5 3.3 21.7 2010 02 08 21 16.83 -39 38.0 7.670 6.786 24.6 3.5 21.7 2010 02 13 21 19.33 -39 14.7 7.685 6.814 26.4 3.7 21.8 2010 02 18 21 21.76 -38 52.8 7.693 6.843 28.7 4.0 21.8 2010 02 23 21 24.11 -38 32.3 7.696 6.872 31.5 4.3 21.8 2010 02 28 21 26.37 -38 13.1 7.692 6.901 34.7 4.7 21.8 2010 03 05 21 28.51 -37 55.3 7.683 6.930 38.1 5.1 21.8 2010 03 10 21 30.54 -37 38.9 7.668 6.958 41.7 5.4 21.8 2010 03 15 21 32.44 -37 23.9 7.649 6.987 45.5 5.8 21.9 2010 03 20 21 34.18 -37 10.3 7.624 7.016 49.4 6.2 21.9 2010 03 25 21 35.76 -36 58.3 7.594 7.045 53.4 6.5 21.9 2010 03 30 21 37.17 -36 47.6 7.560 7.074 57.5 6.8 21.9 2010 04 04 21 38.39 -36 38.5 7.523 7.103 61.7 7.1 21.9 2010 04 09 21 39.42 -36 30.8 7.482 7.132 65.9 7.4 21.9 2010 04 14 21 40.23 -36 24.5 7.437 7.161 70.3 7.6 21.9 2010 04 19 21 40.81 -36 19.7 7.391 7.190 74.7 7.7 21.9 2010 04 24 21 41.15 -36 16.3 7.342 7.220 79.1 7.9 21.9 2010 04 29 21 41.25 -36 14.3 7.292 7.249 83.6 7.9 21.9 2010 05 04 21 41.09 -36 13.5 7.240 7.278 88.2 8.0 21.9 2010 05 09 21 40.66 -36 14.0 7.189 7.307 92.8 7.9 21.9 2010 05 14 21 39.95 -36 15.7 7.137 7.336 97.4 7.9 21.9 2010 05 19 21 38.95 -36 18.4 7.087 7.365 102.1 7.7 21.9 2010 05 24 21 37.66 -36 22.1 7.038 7.395 106.8 7.5 21.9 2010 05 29 21 36.09 -36 26.5 6.991 7.424 111.6 7.3 21.9 2010 06 03 21 34.22 -36 31.5 6.947 7.453 116.4 7.0 21.9 2010 06 08 21 32.06 -36 37.0 6.906 7.482 121.2 6.7 21.9 2010 06 13 21 29.62 -36 42.8 6.869 7.512 126.0 6.3 21.9 2010 06 18 21 26.90 -36 48.5 6.837 7.541 130.8 5.8 21.9 2010 06 23 21 23.93 -36 54.1 6.811 7.570 135.6 5.4 22.0 2010 06 28 21 20.72 -36 59.3 6.790 7.600 140.3 4.9 22.0 2010 07 03 21 17.29 -37 03.8 6.775 7.629 144.9 4.4 22.0 2010 07 08 21 13.68 -37 07.6 6.767 7.659 149.2 3.9 22.0 2010 07 13 21 09.91 -37 10.2 6.766 7.688 153.3 3.4 22.0 2010 07 18 21 06.01 -37 11.7 6.773 7.717 156.7 3.0 22.0 2010 07 23 21 02.04 -37 11.7 6.788 7.747 159.4 2.7 22.0 2010 07 28 20 58.02 -37 10.3 6.810 7.776 160.8 2.5 22.1 2010 08 02 20 54.01 -37 07.3 6.840 7.806 160.7 2.5 22.1 2010 08 07 20 50.03 -37 02.6 6.879 7.835 159.2 2.6 22.1 2010 08 12 20 46.12 -36 56.3 6.925 7.864 156.4 3.0 22.2 2010 08 17 20 42.34 -36 48.3 6.979 7.894 152.9 3.3 22.2 2010 08 22 20 38.71 -36 38.6 7.041 7.923 148.8 3.8 22.2 2010 08 27 20 35.26 -36 27.5 7.109 7.953 144.4 4.2 22.3 2010 09 01 20 32.03 -36 14.9 7.185 7.982 139.8 4.7 22.3 2010 09 06 20 29.03 -36 01.0 7.267 8.012 135.0 5.1 22.3 2010 09 11 20 26.29 -35 45.9 7.355 8.041 130.2 5.5 22.4 2010 09 16 20 23.81 -35 29.8 7.448 8.071 125.3 5.8 22.4 2010 09 21 20 21.62 -35 12.7 7.546 8.100 120.4 6.1 22.5 2010 09 26 20 19.71 -34 54.8 7.648 8.130 115.5 6.4 22.5 2010 10 01 20 18.08 -34 36.3 7.754 8.159 110.5 6.6 22.6 2010 10 06 20 16.74 -34 17.2 7.863 8.189 105.6 6.8 22.6 2010 10 11 20 15.69 -33 57.7 7.974 8.218 100.7 6.9 22.7 2010 10 16 20 14.91 -33 37.8 8.086 8.248 95.8 6.9 22.7 2010 10 21 20 14.40 -33 17.7 8.200 8.277 91.0 6.9 22.7 2010 10 26 20 14.14 -32 57.5 8.314 8.307 86.2 6.9 22.8 2010 10 31 20 14.13 -32 37.1 8.427 8.336 81.4 6.8 22.8 2010 11 05 20 14.34 -32 16.8 8.540 8.366 76.6 6.6 22.9 2010 11 10 20 14.78 -31 56.4 8.651 8.395 71.8 6.4 22.9 2010 11 15 20 15.42 -31 36.1 8.760 8.425 67.1 6.2 23.0 2010 11 20 20 16.24 -31 15.9 8.867 8.454 62.4 5.9 23.0 2010 11 25 20 17.24 -30 55.8 8.970 8.484 57.7 5.6 23.0 2010 11 30 20 18.39 -30 35.9 9.069 8.513 53.1 5.3 23.1This 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.
