MPC
CBAT
ICQ
50P/Arend
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5
T 2007 Nov. 1.1826 TT MPC
q 1.924355 (2000.0) P Q
n 0.1192532 Peri. 49.0418 +0.7113349 -0.7023468
a 4.087796 Node 355.3368 +0.5048825 +0.5370114
e 0.529244 Incl. 19.1549 +0.4889747 +0.4672555
P 8.26
From 118 observations 1951-2000, mean residual 0".8. Nongravitational
parameters A1 = +0.03, A2 = -0.0216.
Elements are also available for the current standard epoch:
50P/Arend Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2007 Nov. 1.1975 TT MPC q 1.924341 (2000.0) P Q n 0.1193121 Peri. 49.0457 +0.7112803 -0.7024022 a 4.086453 Node 355.3373 +0.5049166 +0.5369634 e 0.529093 Incl. 19.1559 +0.4890190 +0.4672275 P 8.26An 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 27.65 -00 57.6 2.645 2.350 62.2 22.4 17.2 22.0 2007 06 04 00 35.29 +00 16.7 2.571 2.327 64.8 23.2 17.1 22.0 2007 06 09 00 42.88 +01 31.8 2.498 2.304 67.3 24.0 16.9 21.9 2007 06 14 00 50.43 +02 48.0 2.424 2.282 69.8 24.7 16.8 21.9 2007 06 19 00 57.91 +04 05.1 2.350 2.260 72.4 25.4 16.7 21.8 2007 06 24 01 05.33 +05 23.2 2.276 2.238 74.9 26.0 16.5 21.7 2007 06 29 01 12.67 +06 42.4 2.203 2.217 77.5 26.6 16.4 21.6 2007 07 04 01 19.93 +08 02.8 2.130 2.197 80.1 27.1 16.3 21.6 2007 07 09 01 27.09 +09 24.3 2.058 2.177 82.7 27.6 16.1 21.5 2007 07 14 01 34.13 +10 47.2 1.986 2.157 85.4 28.0 16.0 21.4 2007 07 19 01 41.03 +12 11.3 1.916 2.138 88.1 28.4 15.9 21.3 2007 07 24 01 47.76 +13 36.9 1.847 2.120 90.8 28.6 15.7 21.2 2007 07 29 01 54.32 +15 04.1 1.779 2.102 93.6 28.8 15.6 21.1 2007 08 03 02 00.66 +16 32.9 1.712 2.085 96.4 28.9 15.5 21.0 2007 08 08 02 06.75 +18 03.5 1.647 2.069 99.3 28.9 15.3 20.9 2007 08 13 02 12.55 +19 35.8 1.584 2.053 102.2 28.8 15.2 20.8 2007 08 18 02 18.00 +21 10.0 1.523 2.038 105.2 28.6 15.1 20.7 2007 08 23 02 23.06 +22 46.1 1.464 2.024 108.3 28.3 14.9 20.6 2007 08 28 02 27.67 +24 24.0 1.408 2.011 111.5 27.9 14.8 20.5 2007 09 02 02 31.77 +26 03.8 1.354 1.999 114.7 27.3 14.7 20.4 2007 09 07 02 35.28 +27 45.1 1.303 1.987 118.0 26.6 14.5 20.3 2007 09 12 02 38.12 +29 27.7 1.255 1.976 121.4 25.8 14.4 20.1 2007 09 17 02 40.21 +31 11.0 1.211 1.967 124.9 24.8 14.3 20.0 2007 09 22 02 41.47 +32 54.4 1.170 1.958 128.4 23.7 14.2 19.9 2007 09 27 02 41.84 +34 36.9 1.132 1.950 131.9 22.5 14.1 19.8 2007 10 02 02 41.27 +36 17.3 1.099 1.943 135.3 21.2 14.0 19.7 2007 10 07 02 39.70 +37 54.3 1.071 1.938 138.7 19.9 14.0 19.6 2007 10 12 02 37.12 +39 26.2 1.047 1.933 141.9 18.6 13.9 19.5 2007 10 17 02 33.61 +40 51.1 1.027 1.929 144.8 17.3 13.8 19.4 2007 10 22 02 29.27 +42 07.5 1.013 1.927 147.2 16.3 13.8 19.3 2007 10 27 02 24.28 +43 13.9 1.004 1.925 149.0 15.4 13.8 19.3 2007 11 01 02 18.87 +44 09.0 0.999 1.924 150.0 14.9 13.8 19.3 2007 11 06 02 13.31 +44 52.3 1.000 1.925 150.2 14.8 13.8 19.2 2007 11 11 02 07.92 +45 23.5 1.006 1.926 149.6 15.1 13.8 19.3 2007 11 16 02 03.02 +45 43.3 1.017 1.929 148.2 15.7 13.8 19.3 2007 11 21 01 58.88 +45 53.0 1.032 1.933 146.1 16.5 13.9 19.4 2007 11 26 01 55.73 +45 54.0 1.052 1.937 143.6 17.6 13.9 19.5 2007 12 01 01 53.71 +45 48.1 1.076 1.943 140.8 18.7 14.0 19.6 2007 12 06 01 52.91 +45 36.8 1.105 1.950 137.7 19.9 14.1 19.7 2007 12 11 01 53.38 +45 21.8 1.137 1.957 134.5 21.0 14.2 19.8 2007 12 16 01 55.10 +45 04.6 1.172 1.966 131.3 22.1 14.2 19.9 2007 12 21 01 58.03 +44 46.4 1.212 1.976 128.0 23.1 14.4 20.0 2007 12 26 02 02.09 +44 28.1 1.254 1.986 124.8 24.0 14.5 20.1 2007 12 31 02 07.19 +44 10.2 1.299 1.998 121.6 24.8 14.6 20.2 2008 01 05 02 13.24 +43 53.3 1.347 2.010 118.4 25.5 14.7 20.3 2008 01 10 02 20.15 +43 37.4 1.397 2.023 115.3 26.1 14.8 20.4 2008 01 15 02 27.84 +43 22.9 1.450 2.037 112.2 26.5 14.9 20.6 2008 01 20 02 36.23 +43 09.5 1.505 2.052 109.2 26.9 15.1 20.7 2008 01 25 02 45.22 +42 57.3 1.563 2.068 106.3 27.2 15.2 20.8 2008 01 30 02 54.74 +42 45.9 1.622 2.084 103.4 27.4 15.3 20.9 2008 02 04 03 04.72 +42 35.1 1.683 2.101 100.6 27.5 15.5 21.0 2008 02 09 03 15.11 +42 24.8 1.746 2.118 97.8 27.5 15.6 21.1 2008 02 14 03 25.84 +42 14.6 1.811 2.137 95.0 27.4 15.7 21.2 2008 02 19 03 36.87 +42 04.4 1.877 2.156 92.3 27.3 15.9 21.3 2008 02 24 03 48.13 +41 53.7 1.944 2.175 89.6 27.1 16.0 21.3 2008 02 29 03 59.59 +41 42.5 2.012 2.195 87.0 26.8 16.1 21.4 2008 03 05 04 11.19 +41 30.4 2.082 2.216 84.3 26.5 16.3 21.5 2008 03 10 04 22.92 +41 17.4 2.153 2.237 81.7 26.1 16.4 21.6 2008 03 15 04 34.72 +41 03.1 2.224 2.258 79.1 25.6 16.5 21.7 2008 03 20 04 46.57 +40 47.6 2.296 2.280 76.5 25.1 16.7 21.8 2008 03 25 04 58.42 +40 30.7 2.369 2.303 74.0 24.6 16.8 21.8 2008 03 30 05 10.26 +40 12.2 2.442 2.326 71.4 24.0 16.9 21.9 2008 04 04 05 22.06 +39 52.1 2.515 2.349 68.9 23.4 17.1 22.0 2008 04 09 05 33.80 +39 30.3 2.589 2.372 66.4 22.8 17.2 22.0 2008 04 14 05 45.45 +39 06.9 2.662 2.396 63.9 22.1 17.3 22.1 2008 04 19 05 57.00 +38 41.8 2.735 2.420 61.3 21.4 17.4 22.1 2008 04 24 06 08.43 +38 15.0 2.808 2.444 58.8 20.6 17.6 22.2 2008 04 29 06 19.72 +37 46.6 2.881 2.469 56.3 19.8 17.7 22.3 2008 05 04 06 30.87 +37 16.6 2.952 2.494 53.8 19.1 17.8 22.3 2008 05 09 06 41.87 +36 45.0 3.023 2.519 51.3 18.2 17.9 22.4 2008 05 14 06 52.71 +36 11.9 3.093 2.544 48.8 17.4 18.0 22.4 2008 05 19 07 03.37 +35 37.4 3.162 2.570 46.3 16.5 18.1 22.4 2008 05 24 07 13.85 +35 01.5 3.230 2.595 43.8 15.7 18.3 22.5 2008 05 29 07 24.16 +34 24.3 3.296 2.621 41.3 14.8 18.4 22.5 2008 06 03 07 34.28 +33 45.9 3.360 2.647 38.8 13.9 18.5 22.5 2008 06 08 07 44.22 +33 06.4 3.423 2.673 36.3 13.0 18.6 22.6 2008 06 13 07 53.97 +32 25.9 3.484 2.699 33.8 12.1 18.7 22.6 2008 06 18 08 03.54 +31 44.4 3.542 2.725 31.2 11.1 18.8 22.6 2008 06 23 08 12.91 +31 02.1 3.599 2.751 28.7 10.2 18.9 22.6 2008 06 28 08 22.11 +30 19.0 3.653 2.778 26.2 9.3 19.0 22.7 2008 07 03 08 31.12 +29 35.2 3.705 2.804 23.7 8.4 19.1 22.7This 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.