175P/Hergenrother Orbit by S. Nakano NK 3207 (2016) Observed in 1st half of 2026
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2026 Sep. 3.23795 2.3071766 0.3744190 7.08 74.60893 109.78873 4.92925 0.200 2026 June 9.0 m1 = 12.0 + 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 08 12.99 +20 29.0 08 15.90 +20 19.7 1.884 2.818 -0.69 + 4.1 18.8 10.5/293 157.6 7.6 282/0.73 70 .84 2026 Jan. 10 08 06.05 +21 09.1 08 08.98 +21 00.3 1.811 2.784 -0.82 + 4.3 18.6 12.2/291 169.5 3.7 278/0.37 72 .56 20 07 57.84 +21 52.0 08 00.79 +21 43.7 1.767 2.751 -0.84 + 4.2 18.5 12.5/290 177.9 0.7 135/0.08 165 .01 30 07 49.37 +22 33.3 07 52.34 +22 25.5 1.752 2.718 -0.76 + 3.6 18.4 11.1/290 166.0 5.0 107/0.52 25 .89 Feb. 9 07 41.76 +23 09.3 07 44.75 +23 02.0 1.764 2.686 -0.58 + 2.9 18.4 8.4/290 154.0 9.3 104/0.94 110 .55 19 07 35.99 +23 37.6 07 38.99 +23 30.7 1.801 2.654 -0.32 + 2.0 18.4 4.8/295 142.6 13.1 102/1.30 124 .03 Mar. 1 07 32.79 +23 57.4 07 35.80 +23 50.7 1.858 2.624 -0.03 + 1.1 18.4 1.2/341 131.7 16.4 101/1.58 17 .93 11 07 32.50 +24 08.5 07 35.52 +24 01.8 1.932 2.594 +0.27 + 0.3 18.4 3.7/ 86 121.6 19.0 101/1.76 144 .54 21 07 35.17 +24 11.2 07 38.18 +24 04.3 2.017 2.566 +0.55 - 0.6 18.4 7.5/ 94 112.3 21.1 101/1.87 86 .05 31 07 40.66 +24 05.7 07 43.67 +23 58.4 2.110 2.538 +0.80 - 1.4 18.5 11.1/ 97 103.6 22.5 101/1.91 52 .95 Apr. 10 07 48.67 +23 51.9 07 51.66 +23 44.2 2.207 2.512 +1.02 - 2.3 18.5 14.2/ 99 95.6 23.4 101/1.90 172 .52 20 07 58.88 +23 29.8 08 01.86 +23 21.4 2.306 2.487 +1.21 - 3.2 18.6 17.0/100 88.2 23.8 102/1.86 53 .09 30 08 10.98 +22 58.9 08 13.93 +22 49.7 2.405 2.463 +1.36 - 4.1 18.6 19.3/102 81.3 23.8 102/1.79 79 .97 May 10 08 24.63 +22 19.0 08 27.55 +22 09.0 2.501 2.440 +1.49 - 5.0 18.6 21.3/103 74.9 23.5 103/1.70 163 .49 20 08 39.55 +21 29.8 08 42.45 +21 19.0 2.594 2.419 +1.59 - 5.9 18.7 23.1/104 68.8 22.9 104/1.61 24 .15 30 08 55.52 +20 31.2 08 58.38 +20 19.6 2.683 2.400 +1.67 - 6.9 18.7 24.6/105 63.0 22.1 105/1.50 102 .98 June 9 09 12.29 +19 23.4 09 15.11 +19 10.9 2.767 2.382 +1.74 - 7.8 18.7 25.9/107 57.6 21.1 105/1.39 140 .44 19 09 29.70 +18 06.6 09 32.48 +17 53.3 2.846 2.366 +1.79 - 8.6 18.8 27.0/108 52.3 19.9 106/1.28 3 .20 29 09 47.60 +16 41.0 09 50.34 +16 27.0 2.919 2.352 +1.82 - 9.4 18.8 28.0/109 47.3 18.5 107/1.17 122 .99 July 9 10 05.86 +15 07.5 10 08.56 +14 52.8 2.986 2.340 +1.85 -10.2 18.8 28.8/110 42.5 17.1 107/1.06 117 .37 19 10 24.40 +13 26.6 10 27.07 +13 11.2 3.048 2.329 +1.87 -10.8 18.8 29.5/111 37.8 15.5 107/0.94 24 .26 29 10 43.14 +11 39.1 10 45.78 +11 23.3 3.103 2.321 +1.89 -11.3 18.8 30.0/112 33.2 13.8 107/0.83 140 1.00 Aug. 8 11 02.04 +09 46.2 11 04.65 +09 30.0 3.153 2.314 +1.90 -11.8 18.9 30.5/112 28.6 12.1 107/0.72 93 .29 18 11 21.06 +07 48.8 11 23.64 +07 32.3 3.196 2.310 +1.91 -12.1 18.9 30.9/113 24.2 10.3 106/0.61 43 .30 28 11 40.17 +05 48.0 11 42.74 +05 31.4 3.233 2.308 +1.92 -12.3 18.9 31.2/113 19.8 8.5 104/0.50 158 1.00 Sept. 7 11 59.36 +03 45.1 12 01.92 +03 28.4 3.264 2.307 +1.93 -12.4 18.9 31.4/113 15.4 6.7 101/0.38 69 .21 17 12 18.63 +01 41.2 12 21.19 +01 24.5 3.288 2.309 +1.93 -12.3 18.9 31.5/113 11.1 4.8 96/0.28 60 .33 27 12 37.97 -00 22.4 12 40.53 -00 38.8 3.305 2.313 +1.94 -12.2 19.0 31.6/113 6.9 3.0 84/0.17 173 1.00 Oct. 7 12 57.38 -02 24.4 12 59.95 -02 40.5 3.316 2.319 +1.95 -11.9 19.0 31.5/112 3.7 1.6 46/0.09 47 .15 17 13 16.86 -04 23.6 13 19.45 -04 39.3 3.319 2.327 +1.95 -11.5 19.0 31.3/112 4.7 2.0 340/0.11 75 .34 27 13 36.38 -06 18.7 13 38.99 -06 33.9 3.315 2.337 +1.96 -10.9 19.0 31.1/111 8.6 3.7 315/0.21 159 .99 Nov. 6 13 55.93 -08 08.6 13 58.57 -08 23.1 3.303 2.349 +1.96 -10.3 19.0 30.8/110 13.2 5.5 305/0.31 27 .11 16 14 15.48 -09 52.1 14 18.15 -10 05.9 3.284 2.362 +1.95 - 9.5 19.1 30.3/109 17.9 7.4 300/0.42 91 .36 26 14 34.98 -11 28.4 14 37.68 -11 41.3 3.256 2.378 +1.94 - 8.7 19.1 29.7/108 22.9 9.3 296/0.53 137 .97 Dec. 6 14 54.36 -12 56.4 14 57.10 -13 08.5 3.220 2.395 +1.92 - 7.8 19.1 29.1/106 28.0 11.1 293/0.65 10 .09 16 15 13.55 -14 15.6 15 16.32 -14 26.7 3.176 2.414 +1.89 - 6.9 19.1 28.3/105 33.3 12.9 291/0.76 109 .38 26 15 32.43 -15 25.4 15 35.24 -15 35.4 3.123 2.435 +1.85 - 5.9 19.1 27.3/103 38.7 14.6 288/0.87 114 .94 2027 Jan. 5 15 50.90 -16 25.6 15 53.74 -16 34.4 3.062 2.457 +1.79 - 4.9 19.1 26.2/101 44.3 16.2 286/0.98 16 .07 15 16 08.82 -17 16.0 16 11.69 -17 23.7 2.993 2.480 +1.72 - 4.0 19.1 24.9/100 50.1 17.7 284/1.09 129 .41 25 16 26.01 -17 56.9 16 28.90 -18 03.5 2.917 2.505 +1.63 - 3.1 19.1 23.5/ 98 56.1 19.0 281/1.20 90 .91 Feb. 4 16 42.32 -18 28.8 16 45.23 -18 34.2 2.834 2.531 +1.52 - 2.2 19.1 21.8/ 97 62.3 20.2 279/1.31 34 .06 14 16 57.54 -18 52.3 17 00.47 -18 56.7 2.744 2.558 +1.39 - 1.5 19.1 19.8/ 95 68.8 21.1 277/1.41 153 .46 24 17 11.46 -19 08.5 17 14.40 -19 11.9 2.649 2.587 +1.24 - 0.9 19.1 17.6/ 93 75.6 21.7 276/1.50 65 .88 Mar. 6 17 23.88 -19 18.5 17 26.82 -19 21.0 2.551 2.616 +1.07 - 0.4 19.0 15.1/ 92 82.7 22.1 274/1.57 56 .05