139P/Vaisala-Oterma Orbit by T. Kobayashi NK 2737 (2014) Last obs. 2019 02 04 (F51)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2027 July 22.74220 3.3929481 0.2483203 9.59 166.00770 242.14222 2.33846 0.200 2025 May 5.0 m1 = 9.0 + 5 log Delta + 10.0 log r Date/ 0h TT R.A.(1950) Decl. R.A.(2000) Decl. Delta r Variation Magnitude Mot./PA Elong. P PA/Tail Moon Age h m ¡ , h m ¡ , for T=+1 day m1 , ¡ ¡ ¡ ¡ ¡ ¡ 2024 Dec. 26 18 54.92 -21 29.9 18 57.90 -21 25.8 5.863 4.895 -0.30 - 0.5 19.7 14.4/ 84 9.2 1.8 76/0.06 66 .23 2025 Jan. 5 19 05.19 -21 14.0 19 08.17 -21 09.2 5.860 4.877 -0.30 - 0.6 19.7 14.5/ 83 1.9 0.4 38/0.01 63 .28 15 19 15.49 -20 55.2 19 18.46 -20 49.7 5.835 4.860 -0.30 - 0.7 19.7 14.5/ 82 6.6 1.3 274/0.04 160 .99 25 19 25.73 -20 33.7 19 28.68 -20 27.5 5.790 4.842 -0.31 - 0.8 19.7 14.4/ 81 14.3 2.9 267/0.10 41 .22 Feb. 4 19 35.80 -20 09.8 19 38.73 -20 03.0 5.723 4.824 -0.31 - 0.8 19.6 14.1/ 80 22.0 4.4 264/0.15 94 .35 14 19 45.60 -19 43.9 19 48.51 -19 36.3 5.638 4.805 -0.32 - 0.9 19.6 13.6/ 78 29.8 5.9 262/0.20 134 .98 24 19 55.03 -19 16.3 19 57.93 -19 08.1 5.533 4.787 -0.32 - 1.0 19.5 13.0/ 77 37.6 7.2 261/0.25 16 .19 Mar. 6 20 03.99 -18 47.6 20 06.88 -18 38.9 5.412 4.769 -0.33 - 1.1 19.5 12.3/ 76 45.4 8.5 259/0.30 126 .42 16 20 12.39 -18 18.4 20 15.25 -18 09.2 5.276 4.750 -0.34 - 1.2 19.4 11.4/ 75 53.4 9.7 258/0.35 108 .97 26 20 20.11 -17 49.4 20 22.96 -17 39.7 5.127 4.731 -0.35 - 1.3 19.3 10.3/ 74 61.4 10.7 257/0.40 15 .16 Apr. 5 20 27.04 -17 21.4 20 29.88 -17 11.3 4.967 4.712 -0.36 - 1.4 19.2 9.0/ 73 69.6 11.5 257/0.44 157 .49 15 20 33.08 -16 55.1 20 35.90 -16 44.7 4.800 4.693 -0.37 - 1.5 19.1 7.6/ 72 77.9 12.1 256/0.48 81 .96 25 20 38.11 -16 31.3 20 40.92 -16 20.6 4.629 4.674 -0.39 - 1.6 19.0 6.0/ 70 86.4 12.4 255/0.51 47 .11 May 5 20 42.01 -16 10.9 20 44.82 -16 00.0 4.456 4.655 -0.40 - 1.7 18.9 4.2/ 67 95.1 12.5 255/0.53 169 .54 15 20 44.68 -15 54.7 20 47.47 -15 43.6 4.285 4.636 -0.42 - 1.8 18.8 2.2/ 59 104.1 12.2 254/0.54 51 .95 25 20 46.01 -15 43.3 20 48.81 -15 32.2 4.121 4.616 -0.44 - 1.8 18.7 0.6/350 113.3 11.6 254/0.53 83 .07 June 4 20 45.94 -15 37.4 20 48.73 -15 26.2 3.966 4.596 -0.46 - 1.9 18.6 2.2/270 122.9 10.7 253/0.51 138 .58 14 20 44.45 -15 37.1 20 47.24 -15 26.1 3.826 4.577 -0.47 - 2.0 18.5 4.2/262 132.8 9.4 252/0.46 18 .93 24 20 41.57 -15 42.5 20 44.37 -15 31.6 3.704 4.557 -0.49 - 2.0 18.4 6.1/260 143.0 7.7 252/0.39 123 .03 July 4 20 37.45 -15 53.1 20 40.25 -15 42.4 3.604 4.537 -0.50 - 2.0 18.4 7.6/258 153.5 5.7 250/0.30 104 .61 14 20 32.31 -16 08.0 20 35.13 -15 57.6 3.530 4.517 -0.52 - 2.0 18.3 8.6/258 164.2 3.5 246/0.19 23 .89 24 20 26.50 -16 25.9 20 29.32 -16 15.8 3.484 4.497 -0.52 - 2.0 18.2 8.9/257 174.7 1.2 226/0.07 163 .01 Aug. 3 20 20.43 -16 45.3 20 23.26 -16 35.6 3.468 4.476 -0.52 - 1.9 18.2 8.6/257 173.0 1.6 99/0.09 68 .64 13 20 14.57 -17 04.6 20 17.41 -16 55.2 3.480 4.456 -0.52 - 1.9 18.2 7.7/256 162.3 4.0 86/0.21 65 .84 23 20 09.36 -17 22.4 20 12.21 -17 13.4 3.521 4.436 -0.51 - 1.8 18.2 6.1/255 151.5 6.2 82/0.34 154 .00 Sept. 2 20 05.19 -17 37.7 20 08.06 -17 28.9 3.586 4.415 -0.49 - 1.7 18.2 4.2/253 140.9 8.3 81/0.44 33 .66 12 20 02.37 -17 49.5 20 05.24 -17 40.9 3.674 4.395 -0.48 - 1.6 18.3 2.0/247 130.5 10.0 80/0.52 107 .77 22 20 01.05 -17 57.4 20 03.92 -17 48.9 3.779 4.374 -0.46 - 1.5 18.3 0.5/131 120.4 11.4 80/0.57 119 .00 Oct. 2 20 01.33 -18 00.9 20 04.20 -17 52.4 3.898 4.354 -0.45 - 1.5 18.3 2.7/ 88 110.7 12.4 79/0.60 7 .70 12 20 03.20 -17 59.9 20 06.07 -17 51.2 4.026 4.333 -0.43 - 1.5 18.4 4.8/ 83 101.3 13.1 78/0.61 145 .69 22 20 06.57 -17 54.1 20 09.44 -17 45.3 4.158 4.312 -0.42 - 1.4 18.4 6.9/ 81 92.2 13.3 78/0.61 87 .00 Nov. 1 20 11.35 -17 43.5 20 14.21 -17 34.4 4.292 4.292 -0.41 - 1.4 18.5 8.8/ 80 83.4 13.3 77/0.59 35 .73 11 20 17.39 -17 28.0 20 20.24 -17 18.5 4.422 4.271 -0.40 - 1.4 18.5 10.4/ 79 74.8 12.9 76/0.56 174 .63 21 20 24.54 -17 07.4 20 27.37 -16 57.5 4.547 4.250 -0.39 - 1.5 18.6 11.9/ 78 66.5 12.3 75/0.52 59 .01 Dec. 1 20 32.65 -16 41.8 20 35.48 -16 31.4 4.663 4.229 -0.38 - 1.5 18.6 13.2/ 77 58.4 11.4 74/0.47 66 .78 11 20 41.58 -16 11.2 20 44.39 -16 00.3 4.767 4.209 -0.38 - 1.6 18.6 14.3/ 76 50.4 10.4 73/0.42 150 .59 21 20 51.20 -15 35.6 20 53.98 -15 24.2 4.858 4.188 -0.37 - 1.6 18.7 15.3/ 75 42.6 9.2 72/0.36 33 .01 31 21 01.36 -14 55.3 21 04.13 -14 43.3 4.934 4.167 -0.37 - 1.7 18.7 16.0/ 74 35.0 7.8 71/0.30 97 .84 2026 Jan. 10 21 11.96 -14 10.4 21 14.70 -13 57.9 4.994 4.147 -0.37 - 1.7 18.7 16.7/ 73 27.5 6.3 69/0.24 125 .56 20 21 22.88 -13 21.3 21 25.60 -13 08.3 5.036 4.126 -0.37 - 1.8 18.7 17.1/ 72 20.1 4.7 67/0.18 8 .01 30 21 34.02 -12 28.2 21 36.72 -12 14.7 5.060 4.105 -0.37 - 1.9 18.7 17.5/ 71 12.9 3.1 63/0.12 128 .89 Feb. 9 21 45.29 -11 31.7 21 47.98 -11 17.8 5.065 4.085 -0.37 - 2.0 18.6 17.7/ 70 5.8 1.4 52/0.06 101 .55 19 21 56.62 -10 32.2 21 59.29 -10 17.8 5.052 4.064 -0.38 - 2.0 18.6 17.8/ 70 2.5 0.6 304/0.02 20 .03 Mar. 1 22 07.92 -09 30.2 22 10.57 -09 15.4 5.020 4.044 -0.38 - 2.1 18.6 17.8/ 69 9.0 2.2 262/0.08 157 .93