12P/Pons-Brooks Orbit by S. Nakano NK 5196 (2024) Last obs. 2025 06 07 (Q62)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2024 Apr. 21.19303 0.7817465 0.9547789 71.9 199.03308 255.86457 74.16282 0.200 2026 June 9.0 m1 = 4.0 + 5 log Delta + 12.0 log r Date/ 0h TT R.A.(1950) Decl. R.A.(2000) Decl. Delta r Daily motion Magnitude Mot./PA Elong. P PA/Tail Moon Age h m ¡ , h m ¡ , m , m1 , ¡ ¡ ¡ ¡ ¡ ¡ 2025 Dec. 31 16 42.91 -36 19.2 16 46.25 -36 24.6 7.753 6.899 +0.57 - 0.6 18.5 6.9/ 95 27.9 3.8 250/0.10 155 .84 2026 Jan. 10 16 48.62 -36 25.1 16 51.96 -36 30.1 7.749 6.976 +0.51 - 0.6 18.6 6.2/ 96 35.9 4.7 257/0.12 64 .56 20 16 53.72 -36 31.9 16 57.08 -36 36.6 7.723 7.052 +0.44 - 0.7 18.6 5.3/ 98 44.3 5.6 262/0.14 57 .01 30 16 58.10 -36 39.4 17 01.47 -36 43.8 7.676 7.128 +0.36 - 0.8 18.7 4.3/100 53.1 6.3 265/0.16 165 .89 Feb. 9 17 01.66 -36 47.4 17 05.03 -36 51.5 7.612 7.203 +0.26 - 0.8 18.7 3.2/104 62.1 7.0 268/0.18 35 .55 19 17 04.28 -36 55.5 17 07.65 -36 59.4 7.534 7.278 +0.16 - 0.8 18.7 2.1/113 71.3 7.4 270/0.19 89 .03 Mar. 1 17 05.86 -37 03.5 17 09.24 -37 07.3 7.446 7.352 +0.05 - 0.7 18.8 0.9/142 80.7 7.6 273/0.20 130 .93 11 17 06.33 -37 10.8 17 09.72 -37 14.6 7.354 7.426 -0.07 - 0.6 18.8 1.0/233 90.3 7.7 275/0.20 10 .54 21 17 05.64 -37 17.0 17 09.03 -37 20.8 7.260 7.500 -0.19 - 0.4 18.8 2.3/259 100.1 7.5 278/0.20 126 .05 31 17 03.77 -37 21.3 17 07.15 -37 25.2 7.172 7.573 -0.30 - 0.2 18.8 3.6/267 110.0 7.1 281/0.19 94 .95 Apr. 10 17 00.74 -37 22.9 17 04.13 -37 27.0 7.094 7.646 -0.41 + 0.2 18.9 4.9/272 120.1 6.5 284/0.18 30 .52 20 16 56.64 -37 20.9 17 00.03 -37 25.4 7.031 7.718 -0.50 + 0.6 18.9 6.0/275 130.2 5.7 289/0.16 164 .09 30 16 51.63 -37 14.7 16 55.00 -37 19.5 6.989 7.790 -0.57 + 1.1 18.9 6.9/278 140.2 4.7 295/0.13 57 .97 May 10 16 45.89 -37 03.6 16 49.26 -37 08.8 6.971 7.861 -0.62 + 1.6 19.0 7.6/282 150.0 3.7 304/0.10 65 .49 20 16 39.69 -36 47.3 16 43.04 -36 52.9 6.980 7.932 -0.64 + 2.1 19.0 8.0/285 158.9 2.6 320/0.07 149 .15 30 16 33.32 -36 26.0 16 36.65 -36 32.1 7.020 8.003 -0.63 + 2.5 19.1 8.0/288 165.0 1.9 350/0.05 21 .98 June 9 16 27.06 -36 00.2 16 30.37 -36 06.7 7.091 8.073 -0.59 + 2.9 19.1 7.7/292 164.6 1.9 34/0.05 103 .44 19 16 21.19 -35 30.9 16 24.47 -35 37.8 7.192 8.143 -0.53 + 3.1 19.2 7.2/295 158.1 2.7 62/0.07 109 .20 29 16 15.93 -34 59.3 16 19.20 -35 06.5 7.323 8.213 -0.45 + 3.2 19.3 6.4/300 149.2 3.6 76/0.10 19 .99 July 9 16 11.47 -34 26.6 16 14.72 -34 34.1 7.481 8.282 -0.36 + 3.2 19.4 5.5/306 139.7 4.6 84/0.12 143 .37 19 16 07.93 -33 54.1 16 11.15 -34 01.9 7.663 8.351 -0.26 + 3.1 19.5 4.5/314 129.9 5.4 90/0.14 70 .26 29 16 05.36 -33 23.0 16 08.57 -33 30.9 7.864 8.420 -0.16 + 2.9 19.6 3.5/325 120.2 6.0 94/0.15 53 1.00 Aug. 8 16 03.79 -32 54.0 16 06.99 -33 02.1 8.080 8.488 -0.06 + 2.6 19.7 2.7/343 110.5 6.4 97/0.15 172 .29 18 16 03.19 -32 27.9 16 06.37 -32 36.0 8.306 8.556 +0.03 + 2.3 19.8 2.3/ 10 100.9 6.7 99/0.16 35 .30 28 16 03.51 -32 05.0 16 06.69 -32 13.1 8.538 8.623 +0.12 + 2.0 19.9 2.5/ 37 91.5 6.7 101/0.15 86 1.00 Sept. 7 16 04.68 -31 45.5 16 07.85 -31 53.4 8.771 8.691 +0.19 + 1.6 20.0 3.0/ 57 82.1 6.6 102/0.15 136 .21 17 16 06.62 -31 29.3 16 09.79 -31 37.1 9.000 8.758 +0.26 + 1.3 20.1 3.6/ 69 72.9 6.3 104/0.14 6 .33 27 16 09.24 -31 16.3 16 12.41 -31 24.0 9.221 8.824 +0.32 + 1.0 20.2 4.2/ 76 63.8 5.9 106/0.12 120 1.00 Oct. 7 16 12.45 -31 06.3 16 15.62 -31 13.8 9.429 8.891 +0.37 + 0.8 20.3 4.8/ 81 54.8 5.3 107/0.11 99 .15 17 16 16.16 -30 59.0 16 19.33 -31 06.2 9.622 8.956 +0.41 + 0.5 20.3 5.3/ 85 45.8 4.6 109/0.09 27 .34 27 16 20.27 -30 54.0 16 23.44 -31 00.9 9.796 9.022 +0.44 + 0.3 20.4 5.7/ 87 37.0 3.8 112/0.08 155 .99 Nov. 6 16 24.68 -30 51.0 16 27.85 -30 57.6 9.948 9.088 +0.46 + 0.2 20.5 6.0/ 89 28.3 3.0 117/0.06 65 .11 16 16 29.30 -30 49.7 16 32.48 -30 56.0 10.076 9.153 +0.47 0.0 20.6 6.1/ 90 19.9 2.1 125/0.04 56 .36 26 16 34.04 -30 49.7 16 37.23 -30 55.7 10.179 9.217 +0.48 - 0.1 20.6 6.1/ 91 12.4 1.3 144/0.03 169 .97 Dec. 6 16 38.80 -30 50.9 16 41.99 -30 56.6 10.255 9.282 +0.47 - 0.2 20.7 6.0/ 92 8.6 0.9 192/0.02 33 .09 16 16 43.48 -30 52.9 16 46.68 -30 58.2 10.304 9.346 +0.45 - 0.2 20.7 5.8/ 93 12.7 1.3 236/0.03 86 .38 26 16 47.99 -30 55.5 16 51.19 -31 00.6 10.325 9.410 +0.42 - 0.3 20.8 5.5/ 93 20.4 2.1 254/0.04 134 .94 2027 Jan. 5 16 52.24 -30 58.6 16 55.44 -31 03.3 10.321 9.474 +0.39 - 0.3 20.8 5.0/ 94 29.1 2.9 261/0.06 5 .07 15 16 56.12 -31 01.9 16 59.33 -31 06.4 10.292 9.537 +0.34 - 0.3 20.8 4.4/ 94 38.1 3.6 265/0.07 117 .41 25 16 59.54 -31 05.4 17 02.75 -31 09.6 10.240 9.600 +0.29 - 0.3 20.8 3.7/ 95 47.3 4.3 268/0.08 98 .91 Feb. 4 17 02.43 -31 08.9 17 05.64 -31 12.9 10.169 9.663 +0.23 - 0.3 20.9 2.9/ 96 56.7 4.9 270/0.10 28 .06 14 17 04.68 -31 12.1 17 07.90 -31 16.0 10.082 9.725 +0.16 - 0.3 20.9 2.0/ 98 66.2 5.3 271/0.10 152 .46 24 17 06.24 -31 15.1 17 09.47 -31 18.8 9.983 9.788 +0.08 - 0.2 20.9 1.1/103 75.8 5.6 273/0.11 64 .88 Mar. 6 17 07.05 -31 17.4 17 10.27 -31 21.2 9.877 9.850 0.00 - 0.2 20.9 0.2/179 85.6 5.8 274/0.12 59 .05