260P/McNaught Orbit by S. Nakano NK 3870 (2019) Last obs. 2020 03 10 (I81)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2026 Aug. 5.00856 1.4179663 0.6086503 6.90 18.51404 349.27125 15.03937 0.200 2026 June 9.0 m1 = 11.5 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2025 Dec. 31 17 59.18 -34 17.5 18 02.50 -34 17.4 3.523 2.579 -0.81 - 0.8 18.3 27.5/ 89 13.9 5.2 219/0.28 141 .84 2026 Jan. 10 18 21.35 -34 08.5 18 24.66 -34 06.8 3.429 2.510 -0.86 - 1.5 18.2 28.4/ 87 17.8 6.9 231/0.38 83 .56 20 18 44.15 -33 48.8 18 47.45 -33 45.5 3.324 2.442 -0.92 - 2.2 18.0 29.3/ 85 22.2 8.8 238/0.50 34 .01 30 19 07.49 -33 17.3 19 10.75 -33 12.3 3.210 2.373 -0.98 - 3.1 17.8 30.3/ 83 26.8 10.8 241/0.63 165 .89 Feb. 9 19 31.28 -32 32.8 19 34.49 -32 26.2 3.087 2.303 -1.04 - 4.0 17.6 31.2/ 81 31.4 12.9 243/0.78 66 .55 19 19 55.43 -31 34.4 19 58.59 -31 26.3 2.958 2.234 -1.10 - 5.1 17.3 32.2/ 78 35.9 15.1 244/0.94 54 .03 Mar. 1 20 19.85 -30 21.3 20 22.94 -30 11.7 2.823 2.165 -1.15 - 6.3 17.1 33.3/ 76 40.3 17.2 244/1.13 169 .93 11 20 44.48 -28 52.6 20 47.50 -28 41.6 2.685 2.096 -1.21 - 7.7 16.9 34.5/ 73 44.5 19.4 244/1.32 51 .54 21 21 09.27 -27 07.6 21 12.21 -26 55.3 2.546 2.028 -1.27 - 9.2 16.6 35.7/ 71 48.5 21.6 243/1.54 74 .05 31 21 34.15 -25 05.7 21 37.02 -24 52.2 2.406 1.960 -1.32 -10.8 16.3 37.0/ 69 52.2 23.7 243/1.78 151 .95 Apr. 10 21 59.13 -22 46.2 22 01.92 -22 31.7 2.269 1.894 -1.38 -12.6 16.1 38.4/ 67 55.7 25.9 243/2.04 37 .52 20 22 24.19 -20 08.6 22 26.91 -19 53.2 2.134 1.830 -1.44 -14.5 15.8 39.8/ 65 58.9 28.0 242/2.33 94 .09 30 22 49.34 -17 12.4 22 52.01 -16 56.5 2.004 1.768 -1.50 -16.5 15.5 41.4/ 63 61.8 30.2 242/2.64 136 .97 May 10 23 14.63 -13 57.5 23 17.25 -13 41.1 1.880 1.708 -1.56 -18.5 15.2 43.0/ 61 64.5 32.2 243/2.98 25 .49 20 23 40.12 -10 24.0 23 42.70 -10 07.3 1.763 1.652 -1.63 -20.6 14.9 44.6/ 59 66.9 34.3 243/3.34 112 .15 30 00 05.84 -06 32.4 00 08.40 -06 15.7 1.654 1.600 -1.71 -22.5 14.6 46.2/ 58 69.0 36.2 244/3.73 125 .98 June 9 00 31.90 -02 24.1 00 34.46 -02 07.6 1.555 1.553 -1.80 -24.2 14.4 47.6/ 57 70.8 38.1 245/4.12 14 .44 19 00 58.38 +01 58.7 01 00.96 +02 14.9 1.466 1.512 -1.90 -25.5 14.1 48.7/ 56 72.5 39.9 246/4.53 126 .20 29 01 25.34 +06 32.6 01 27.95 +06 48.1 1.387 1.477 -2.01 -26.2 13.9 49.5/ 55 74.1 41.4 248/4.92 117 .99 July 9 01 52.85 +11 13.1 01 55.52 +11 27.7 1.318 1.450 -2.14 -26.3 13.7 49.7/ 55 75.6 42.8 250/5.30 5 .37 19 02 20.94 +15 54.3 02 23.69 +16 07.9 1.259 1.431 -2.28 -25.4 13.6 49.2/ 55 77.1 43.8 252/5.63 138 .26 29 02 49.53 +20 30.0 02 52.37 +20 42.3 1.210 1.420 -2.43 -23.6 13.4 48.0/ 55 78.8 44.5 254/5.92 108 1.00 Aug. 8 03 18.50 +24 54.0 03 21.46 +25 04.7 1.168 1.418 -2.59 -20.8 13.4 46.0/ 56 80.7 44.9 256/6.15 16 .29 18 03 47.55 +29 00.6 03 50.63 +29 09.6 1.134 1.425 -2.75 -17.2 13.3 43.2/ 57 83.0 44.8 259/6.30 149 .30 28 04 16.22 +32 45.9 04 19.43 +32 53.1 1.105 1.441 -2.91 -12.9 13.3 39.8/ 58 85.8 44.3 261/6.39 96 1.00 Sept. 7 04 43.93 +36 08.4 04 47.26 +36 13.7 1.080 1.465 -3.07 - 8.3 13.3 35.7/ 58 89.1 43.4 263/6.40 36 .21 17 05 09.85 +39 08.6 05 13.30 +39 12.1 1.058 1.497 -3.22 - 3.5 13.4 31.0/ 57 93.0 42.1 264/6.34 160 .33 27 05 33.08 +41 49.2 05 36.64 +41 51.0 1.037 1.536 -3.39 + 1.0 13.4 25.9/ 55 97.7 40.3 265/6.21 78 1.00 Oct. 7 05 52.66 +44 13.8 05 56.30 +44 14.2 1.018 1.581 -3.58 + 5.2 13.5 20.4/ 49 103.1 38.0 265/5.98 61 .15 17 06 07.44 +46 26.0 06 11.17 +46 25.3 1.001 1.631 -3.81 + 8.6 13.6 15.1/ 37 109.4 35.2 263/5.65 161 .34 27 06 16.41 +48 26.8 06 20.23 +48 25.4 0.988 1.685 -4.12 +11.0 13.7 10.9/ 12 116.5 31.9 259/5.21 51 .99 Nov. 6 06 18.72 +50 13.6 06 22.61 +50 12.1 0.980 1.743 -4.47 +11.9 13.9 9.6/333 124.3 28.0 252/4.64 92 .11 16 06 13.93 +51 38.6 06 17.89 +51 37.4 0.982 1.804 -4.82 +11.0 14.0 11.5/298 132.5 23.8 242/3.97 138 .36 26 06 02.81 +52 29.7 06 06.82 +52 29.3 0.997 1.868 -5.05 + 8.5 14.2 14.0/275 140.6 19.6 228/3.24 26 .97 Dec. 6 05 47.53 +52 36.2 05 51.54 +52 37.0 1.029 1.933 -5.05 + 4.9 14.4 15.4/256 147.5 15.9 208/2.57 128 .09 16 05 31.33 +51 54.5 05 35.30 +51 56.5 1.080 2.000 -4.78 + 1.3 14.7 15.4/239 151.3 13.7 181/2.12 103 .38 26 05 17.50 +50 32.2 05 21.40 +50 35.1 1.154 2.068 -4.33 - 1.4 15.0 14.2/222 150.7 13.4 153/1.97 45 .94 2027 Jan. 5 05 07.99 +48 44.3 05 11.79 +48 48.0 1.249 2.137 -3.81 - 2.9 15.3 12.6/202 146.1 14.9 131/2.04 158 .07 15 05 03.40 +46 46.6 05 07.11 +46 50.6 1.365 2.206 -3.30 - 3.5 15.6 11.6/180 139.3 16.9 115/2.14 67 .41 25 05 03.41 +44 51.0 05 07.05 +44 55.0 1.501 2.275 -2.85 - 3.3 16.0 11.5/159 131.5 18.9 105/2.20 80 .91 Feb. 4 05 07.25 +43 04.1 05 10.83 +43 07.8 1.652 2.345 -2.46 - 2.7 16.3 12.3/141 123.4 20.5 99/2.18 150 .06 14 05 14.17 +41 28.3 05 17.69 +41 31.5 1.818 2.414 -2.14 - 2.0 16.6 13.5/128 115.5 21.7 95/2.11 33 .46 24 05 23.45 +40 03.6 05 26.94 +40 06.1 1.994 2.483 -1.88 - 1.3 16.9 14.9/120 107.8 22.3 92/1.99 112 .88 Mar. 6 05 34.51 +38 48.4 05 37.97 +38 50.1 2.179 2.551 -1.65 - 0.6 17.3 16.1/114 100.4 22.5 91/1.85 126 .05