281P/MOSS Orbit by S. Nakano NK 2471 (2013) Last obs. 2013 05 03 (511)

Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2023 Feb. 2.92863 4.0348990 0.1735843 10.8 26.82844 87.17095 4.71758 0.200 2024 Mar. 31.0 m1 = 12.5 + 5 log Delta + 7.5 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2023 Dec. 22 11 23.17 +09 05.8 11 25.76 +08 49.3 3.892 4.189 -0.47 + 2.9 20.1 3.6/ 91 100.8 13.3 292/0.65 140 .74 2024 Jan. 1 11 25.61 +09 05.1 11 28.20 +08 48.5 3.753 4.199 -0.49 + 3.0 20.0 1.7/ 58 110.4 12.7 291/0.64 14 .78 11 11 26.55 +09 13.9 11 29.14 +08 57.4 3.624 4.208 -0.51 + 3.1 20.0 2.0/334 120.4 11.6 290/0.61 114 .01 21 11 25.94 +09 32.3 11 28.53 +09 15.8 3.509 4.218 -0.53 + 3.3 19.9 4.1/311 130.8 10.2 289/0.55 104 .79 31 11 23.82 +09 59.0 11 26.41 +09 42.5 3.412 4.227 -0.55 + 3.4 19.9 6.1/303 141.4 8.4 286/0.46 20 .77 Feb. 10 11 20.33 +10 32.4 11 22.93 +10 16.0 3.338 4.237 -0.56 + 3.4 19.8 7.7/299 152.4 6.2 282/0.35 154 .00 20 11 15.73 +11 09.9 11 18.33 +10 53.5 3.291 4.248 -0.58 + 3.5 19.8 8.7/296 163.3 3.8 273/0.22 65 .82 Mar. 1 11 10.41 +11 48.2 11 13.02 +11 31.9 3.273 4.258 -0.58 + 3.5 19.8 8.9/294 172.7 1.7 238/0.10 56 .75 11 11 04.83 +12 24.2 11 07.44 +12 08.0 3.286 4.269 -0.59 + 3.4 19.8 8.4/291 170.5 2.2 152/0.13 163 .01 21 10 59.47 +12 54.7 11 02.10 +12 38.6 3.328 4.279 -0.58 + 3.3 19.8 7.2/289 160.4 4.5 130/0.25 28 .84 31 10 54.81 +13 17.5 10 57.44 +13 01.4 3.398 4.290 -0.57 + 3.2 19.9 5.5/285 149.6 6.8 123/0.37 94 .72 Apr. 10 10 51.19 +13 31.1 10 53.83 +13 15.1 3.494 4.301 -0.55 + 3.1 20.0 3.4/277 139.1 8.8 119/0.47 122 .02 20 10 48.86 +13 35.0 10 51.51 +13 19.0 3.611 4.313 -0.53 + 3.0 20.0 1.4/246 128.8 10.5 117/0.55 8 .86 30 10 47.96 +13 29.2 10 50.60 +13 13.3 3.745 4.324 -0.51 + 2.8 20.1 1.7/153 119.0 11.8 115/0.59 132 .66 May 10 10 48.49 +13 14.3 10 51.13 +12 58.4 3.891 4.335 -0.49 + 2.7 20.2 3.6/130 109.6 12.7 114/0.62 85 .05 20 10 50.41 +12 51.1 10 53.05 +12 35.2 4.046 4.347 -0.47 + 2.6 20.3 5.6/123 100.6 13.2 113/0.62 39 .88 30 10 53.61 +12 20.5 10 56.24 +12 04.5 4.206 4.359 -0.45 + 2.5 20.4 7.4/120 91.9 13.4 113/0.61 169 .58 June 9 10 57.97 +11 43.4 11 00.59 +11 27.3 4.366 4.371 -0.43 + 2.5 20.5 9.0/118 83.6 13.3 112/0.58 53 .07 19 11 03.35 +11 00.5 11 05.97 +10 44.3 4.524 4.383 -0.41 + 2.4 20.6 10.4/117 75.6 13.0 112/0.54 68 .90 29 11 09.61 +10 12.7 11 12.21 +09 56.4 4.678 4.395 -0.40 + 2.4 20.7 11.6/117 67.8 12.4 111/0.50 156 .49 July 9 11 16.62 +09 20.7 11 19.22 +09 04.2 4.824 4.408 -0.38 + 2.3 20.7 12.6/116 60.2 11.5 111/0.46 24 .09 19 11 24.28 +08 25.0 11 26.87 +08 08.5 4.960 4.420 -0.37 + 2.3 20.8 13.5/116 52.8 10.6 110/0.41 96 .92 29 11 32.46 +07 26.5 11 35.04 +07 09.9 5.084 4.433 -0.36 + 2.2 20.9 14.2/115 45.5 9.4 109/0.35 124 .40 Aug. 8 11 41.09 +06 25.6 11 43.66 +06 09.0 5.196 4.445 -0.35 + 2.2 20.9 14.8/115 38.4 8.1 108/0.30 3 .11 18 11 50.08 +05 23.0 11 52.64 +05 06.3 5.292 4.458 -0.34 + 2.2 21.0 15.2/115 31.3 6.8 107/0.25 125 .95 28 11 59.33 +04 19.2 12 01.90 +04 02.5 5.373 4.471 -0.33 + 2.2 21.0 15.6/114 24.3 5.3 105/0.19 94 .33 Sept. 7 12 08.81 +03 14.7 12 11.37 +02 58.0 5.436 4.484 -0.33 + 2.1 21.1 15.8/114 17.3 3.8 101/0.14 26 .13 17 12 18.42 +02 10.2 12 20.98 +01 53.5 5.481 4.497 -0.32 + 2.1 21.1 15.9/114 10.5 2.3 92/0.08 155 .98 27 12 28.11 +01 06.1 12 30.67 +00 49.5 5.508 4.510 -0.32 + 2.1 21.1 15.9/113 4.6 1.0 57/0.04 66 .28 Oct. 7 12 37.82 +00 03.1 12 40.39 -00 13.4 5.516 4.523 -0.31 + 2.1 21.1 15.7/113 5.9 1.3 332/0.05 51 .15 17 12 47.48 -00 58.3 12 50.05 -01 14.6 5.505 4.537 -0.31 + 2.1 21.1 15.5/112 12.4 2.7 310/0.10 173 1.00 27 12 57.02 -01 57.4 12 59.59 -02 13.6 5.475 4.550 -0.31 + 2.1 21.1 15.1/112 19.5 4.2 303/0.15 41 .25 Nov. 6 13 06.36 -02 53.8 13 08.94 -03 09.8 5.425 4.563 -0.31 + 2.1 21.1 14.6/111 26.9 5.6 300/0.20 78 .18 16 13 15.41 -03 46.8 13 18.00 -04 02.6 5.358 4.577 -0.31 + 2.1 21.1 13.9/111 34.4 7.0 298/0.25 143 1.00 26 13 24.10 -04 35.8 13 26.70 -04 51.4 5.274 4.590 -0.32 + 2.1 21.1 13.1/110 42.2 8.3 296/0.30 16 .24 Dec. 6 13 32.31 -05 20.3 13 34.92 -05 35.7 5.173 4.604 -0.32 + 2.1 21.0 12.0/109 50.1 9.5 295/0.35 107 .23 16 13 39.93 -05 59.7 13 42.55 -06 14.8 5.059 4.617 -0.32 + 2.1 21.0 10.8/108 58.2 10.4 294/0.40 113 .99 26 13 46.85 -06 33.4 13 49.47 -06 48.3 4.933 4.631 -0.33 + 2.1 21.0 9.5/107 66.6 11.2 293/0.44 12 .23 2025 Jan. 5 13 52.92 -07 01.0 13 55.55 -07 15.7 4.798 4.644 -0.34 + 2.2 20.9 7.9/105 75.2 11.8 292/0.47 139 .28 15 13 58.02 -07 22.0 14 00.65 -07 36.5 4.657 4.658 -0.35 + 2.2 20.9 6.1/103 84.0 12.1 291/0.50 83 .99 25 14 02.01 -07 36.0 14 04.65 -07 50.4 4.513 4.672 -0.36 + 2.3 20.8 4.1/ 99 93.2 12.1 290/0.52 39 .22 Feb. 4 14 04.76 -07 42.8 14 07.40 -07 57.1 4.371 4.686 -0.37 + 2.3 20.7 2.1/ 88 102.6 11.8 289/0.52 171 .35 14 14 06.18 -07 42.3 14 08.82 -07 56.5 4.234 4.699 -0.38 + 2.4 20.7 0.8/ 3 112.3 11.2 288/0.51 51 .98 24 14 06.20 -07 34.6 14 08.84 -07 48.7 4.108 4.713 -0.39 + 2.5 20.6 2.5/305 122.4 10.2 287/0.48 71 .19 Mar. 6 14 04.83 -07 20.1 14 07.46 -07 34.3 3.996 4.727 -0.41 + 2.6 20.6 4.5/297 132.8 8.9 285/0.43 145 .42 16 14 02.14 -06 59.8 14 04.77 -07 14.1 3.905 4.740 -0.42 + 2.7 20.5 6.2/293 143.4 7.2 283/0.35 19 .97 26 13 58.32 -06 34.9 14 00.95 -06 49.4 3.836 4.754 -0.43 + 2.7 20.5 7.5/291 154.2 5.2 280/0.26 108 .16

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