C/2025 Y3 (PANSTARRS) Orbit by S. Nakano CBET 5657 (2026) Observed in 1st half of 2026
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) 2026 Jan. 13.7268 2.227081 1.0 219.3911 272.9622 89.5410 0.200 m1 = 17.0 + 5 log Delta + 8.0 log r m2 = 18.0 + 5 log Delta + 5.0 log r + 0.03 phase 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 m2 , ¡ ¡ ¡ ¡ ¡ ¡ 2025 Dec. 31 05 49.13 -30 57.9 05 51.02 -30 57.1 1.522 2.233 -3.01 -23.8 20.7 21.3 44.7/236 124.7 21.2 14/2.43 66 .84 2026 Jan. 10 05 19.13 -34 57.9 05 20.93 -34 55.0 1.613 2.227 -2.63 -14.3 20.8 21.5 34.9/244 116.0 23.4 32/2.53 102 .56 20 04 52.92 -37 23.0 04 54.67 -37 18.3 1.735 2.228 -2.06 - 7.4 21.0 21.7 25.5/252 106.8 25.0 47/2.53 99 .01 30 04 32.30 -38 38.0 04 34.04 -38 31.8 1.873 2.235 -1.47 - 3.0 . 21.9 17.4/259 98.0 25.9 60/2.43 70 .89 Feb. 9 04 17.61 -39 09.2 04 19.35 -39 02.1 2.018 2.248 -0.93 - 0.7 . 22.1 10.8/266 90.1 26.0 71/2.29 116 .55 19 04 08.33 -39 16.9 04 10.09 -39 09.1 2.161 2.266 -0.46 + 0.2 . 22.2 5.4/272 83.1 25.7 81/2.12 75 .03 Mar. 1 04 03.68 -39 15.3 04 05.45 -39 07.2 2.296 2.290 -0.09 + 0.2 . 22.4 1.0/280 77.2 25.0 90/1.95 89 .93 11 04 02.81 -39 13.6 04 04.58 -39 05.5 2.420 2.319 +0.22 - 0.4 . 22.5 2.6/ 99 72.3 24.1 100/1.80 112 .54 21 04 05.06 -39 17.6 04 06.82 -39 09.6 2.529 2.353 +0.48 - 1.4 . 22.6 5.8/105 68.4 23.2 109/1.66 64 .05 31 04 09.89 -39 31.5 04 11.64 -39 23.9 2.624 2.392 +0.70 - 2.7 . 22.7 8.5/109 65.7 22.4 118/1.55 104 .95 Apr. 10 04 16.90 -39 58.2 04 18.63 -39 51.0 2.702 2.436 +0.89 - 4.2 . 22.7 11.0/113 64.0 21.7 127/1.47 102 .52 20 04 25.83 -40 39.7 04 27.52 -40 33.0 2.766 2.483 +1.06 - 5.9 . 22.8 13.4/117 63.4 21.2 136/1.40 67 .09 30 04 36.48 -41 37.8 04 38.12 -41 31.9 2.815 2.535 +1.22 - 7.7 . 22.9 15.6/121 63.7 20.9 144/1.36 109 .97 May 10 04 48.75 -42 53.8 04 50.32 -42 48.7 2.852 2.590 +1.38 - 9.6 . 23.0 17.8/124 64.9 20.7 152/1.33 93 .49 20 05 02.61 -44 28.5 05 04.11 -44 24.5 2.879 2.648 +1.54 -11.5 . 23.0 19.9/127 66.7 20.5 160/1.31 76 .15 30 05 18.08 -46 22.7 05 19.50 -46 19.7 2.900 2.709 +1.71 -13.4 . 23.1 21.9/129 69.1 20.5 167/1.30 105 .98 June 9 05 35.28 -48 35.7 05 36.58 -48 34.0 2.917 2.772 +1.90 -15.2 . 23.1 23.9/131 71.7 20.3 173/1.28 90 .44 19 05 54.38 -51 06.7 05 55.57 -51 06.4 2.935 2.838 +2.11 -16.8 . 23.2 25.6/133 74.5 20.2 178/1.27 82 .20 29 06 15.66 -53 53.5 06 16.70 -53 54.6 2.957 2.906 +2.37 -18.1 . 23.3 27.1/134 77.2 19.9 183/1.24 98 .99 July 9 06 39.52 -56 52.3 06 40.40 -56 55.2 2.987 2.976 +2.68 -18.8 . 23.3 28.2/135 79.6 19.6 187/1.21 94 .37 19 07 06.51 -59 58.5 07 07.22 -60 03.3 3.027 3.048 +3.07 -18.9 . 23.4 28.9/134 81.5 19.3 191/1.17 79 .26 29 07 37.32 -63 05.9 07 37.88 -63 12.8 3.082 3.121 +3.55 -18.3 . 23.5 29.1/133 82.8 18.8 193/1.13 94 1.00 Aug. 8 08 12.89 -66 06.8 08 13.34 -66 16.0 3.152 3.195 +4.14 -16.8 . 23.6 28.9/130 83.3 18.4 194/1.08 102 .29 18 08 54.24 -68 52.9 08 54.70 -69 04.5 3.238 3.271 +4.82 -14.5 . 23.7 28.3/126 82.9 17.9 193/1.03 69 .30 28 09 42.16 -71 15.2 09 42.86 -71 29.0 3.340 3.347 +5.51 -11.2 . 23.8 27.3/121 81.7 17.4 190/0.97 98 1.00 Sept. 7 10 36.74 -73 04.9 10 38.00 -73 20.5 3.458 3.424 +6.06 - 7.2 . 23.9 26.1/113 79.7 16.8 186/0.91 104 .21 17 11 36.43 -74 15.8 11 38.60 -74 32.4 3.589 3.503 +6.25 - 3.0 . 24.0 24.7/104 77.0 16.2 180/0.85 59 .33 27 12 37.78 -74 46.0 12 41.05 -75 02.5 3.730 3.581 +5.99 + 0.8 . 24.1 23.2/ 95 73.7 15.6 173/0.78 111 1.00 Oct. 7 13 36.70 -74 39.7 13 40.97 -74 54.9 3.879 3.661 +5.42 + 3.6 . 24.2 21.8/ 87 70.0 14.9 166/0.72 93 .15 17 14 30.15 -74 05.4 14 35.15 -74 18.6 4.033 3.740 +4.72 + 5.5 . 24.3 20.4/ 80 66.0 14.1 161/0.66 55 .34 27 15 16.96 -73 12.7 15 22.37 -73 23.5 4.187 3.821 +4.06 + 6.5 . 24.4 19.1/ 75 61.9 13.3 158/0.60 127 .99 Nov. 6 15 57.43 -72 09.6 16 03.00 -72 18.0 4.340 3.901 +3.50 + 6.9 . 24.5 17.9/ 71 57.7 12.4 157/0.54 76 .11 16 16 32.45 -71 02.4 16 38.05 -71 08.5 4.487 3.982 +3.05 + 6.9 . 24.6 16.7/ 69 53.7 11.5 158/0.49 62 .36 26 17 02.99 -69 55.2 17 08.52 -69 59.1 4.625 4.063 +2.68 + 6.7 . 24.7 15.6/ 68 50.1 10.7 161/0.44 138 .97 Dec. 6 17 29.91 -68 50.6 17 35.33 -68 52.6 4.753 4.144 +2.38 + 6.2 . 24.8 14.6/ 68 47.0 10.0 165/0.40 58 .09 16 17 53.85 -67 50.4 17 59.15 -67 50.7 4.867 4.225 +2.13 + 5.6 . 24.8 13.5/ 68 44.8 9.4 171/0.37 77 .38 26 18 15.29 -66 55.9 18 20.46 -66 54.6 4.966 4.307 +1.92 + 4.9 . 24.9 12.5/ 69 43.5 9.0 179/0.35 131 .94 2027 Jan. 5 18 34.58 -66 07.9 18 39.63 -66 05.2 5.049 4.388 +1.72 + 4.2 . 25.0 11.4/ 70 43.5 8.9 187/0.34 43 .07 15 18 51.95 -65 27.2 18 56.87 -65 23.3 5.114 4.470 +1.55 + 3.4 . 25.1 10.3/ 73 44.8 8.9 196/0.33 97 .41 25 19 07.51 -64 54.3 19 12.33 -64 49.3 5.161 4.551 +1.38 + 2.5 . 25.1 9.2/ 76 47.3 9.2 204/0.34 112 .91 Feb. 4 19 21.35 -64 29.9 19 26.09 -64 23.9 5.190 4.633 +1.21 + 1.6 . 25.2 8.0/ 80 51.0 9.5 212/0.35 39 .06 14 19 33.47 -64 14.3 19 38.14 -64 07.6 5.202 4.714 +1.03 + 0.7 . 25.2 6.8/ 85 55.6 9.9 219/0.37 120 .46 24 19 43.81 -64 08.2 19 48.42 -64 00.7 5.197 4.796 +0.84 - 0.3 . 25.3 5.5/ 94 60.9 10.4 226/0.38 88 .88 Mar. 6 19 52.26 -64 11.6 19 56.83 -64 03.6 5.179 4.877 +0.64 - 1.3 . 25.3 4.3/108 66.9 10.8 232/0.40 50 .05