P/1999 XN120 (Catalina) Orbit by S. Nakano NK 5033 (2000) Last obs. 2000 03 30 (360)

Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2025 Dec. 22.57362 3.2980415 0.2108591 8.54 161.65157 285.29012 5.02944 0.200 2024 Mar. 31.0 m1 = 11.0 + 5 log Delta + 7.0 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2023 Dec. 22 21 50.05 -09 13.9 21 52.70 -08 59.8 4.720 4.278 -0.34 - 2.2 18.8 12.9/ 71 57.8 11.2 68/0.45 61 .74 2024 Jan. 1 21 58.31 -08 32.7 22 00.96 -08 18.2 4.828 4.260 -0.33 - 2.2 18.8 14.0/ 71 49.8 10.2 67/0.40 170 .78 11 22 07.20 -07 46.1 22 09.83 -07 31.3 4.923 4.243 -0.33 - 2.2 18.9 14.9/ 70 42.0 8.9 65/0.35 49 .01 21 22 16.60 -06 54.6 22 19.22 -06 39.5 5.002 4.225 -0.33 - 2.2 18.9 15.6/ 69 34.3 7.5 64/0.29 91 .79 31 22 26.39 -05 58.8 22 29.00 -05 43.4 5.064 4.208 -0.33 - 2.2 18.9 16.2/ 68 26.8 6.1 61/0.23 149 .77 Feb. 10 22 36.49 -04 59.1 22 39.08 -04 43.5 5.108 4.190 -0.33 - 2.3 18.9 16.7/ 68 19.5 4.5 58/0.17 20 .00 20 22 46.79 -03 56.1 22 49.38 -03 40.2 5.133 4.172 -0.33 - 2.3 18.9 17.0/ 67 12.3 2.9 51/0.11 118 .82 Mar. 1 22 57.23 -02 50.4 22 59.80 -02 34.3 5.139 4.155 -0.33 - 2.3 18.9 17.1/ 67 5.8 1.4 30/0.05 125 .75 11 23 07.73 -01 42.4 23 10.30 -01 26.2 5.127 4.137 -0.34 - 2.4 18.9 17.2/ 66 4.4 1.1 302/0.04 12 .01 21 23 18.22 -00 32.9 23 20.78 -00 16.5 5.095 4.119 -0.34 - 2.4 18.8 17.1/ 66 10.3 2.5 267/0.09 142 .84 31 23 28.63 +00 37.6 23 31.19 +00 54.2 5.045 4.101 -0.35 - 2.4 18.8 17.0/ 65 17.1 4.1 259/0.16 100 .72 Apr. 10 23 38.92 +01 48.7 23 41.48 +02 05.3 4.978 4.083 -0.36 - 2.5 18.8 16.7/ 65 24.0 5.7 255/0.22 41 .02 20 23 49.00 +02 59.5 23 51.56 +03 16.2 4.894 4.065 -0.37 - 2.5 18.7 16.3/ 64 30.9 7.3 253/0.29 165 .86 30 23 58.80 +04 09.6 00 01.37 +04 26.3 4.794 4.047 -0.38 - 2.6 18.7 15.7/ 64 37.9 8.8 252/0.35 72 .66 May 10 00 08.27 +05 18.4 00 10.84 +05 35.1 4.680 4.029 -0.39 - 2.6 18.6 15.1/ 64 44.9 10.2 251/0.42 69 .05 20 00 17.32 +06 25.3 00 19.89 +06 41.9 4.553 4.010 -0.40 - 2.7 18.5 14.2/ 63 52.0 11.5 250/0.48 168 .88 30 00 25.84 +07 29.6 00 28.42 +07 46.2 4.414 3.992 -0.42 - 2.8 18.4 13.2/ 62 59.3 12.6 249/0.54 41 .58 June 9 00 33.76 +08 30.7 00 36.34 +08 47.2 4.266 3.974 -0.44 - 2.8 18.3 12.1/ 62 66.6 13.6 249/0.60 97 .07 19 00 40.93 +09 27.8 00 43.52 +09 44.2 4.111 3.956 -0.46 - 2.9 18.3 10.7/ 61 74.1 14.3 248/0.66 143 .90 29 00 47.24 +10 20.3 00 49.84 +10 36.6 3.951 3.938 -0.48 - 3.0 18.2 9.1/ 59 81.9 14.8 248/0.71 9 .49 July 9 00 52.54 +11 07.3 00 55.15 +11 23.5 3.788 3.920 -0.51 - 3.1 18.0 7.3/ 56 89.9 15.0 247/0.75 125 .09 19 00 56.66 +11 47.8 00 59.28 +12 04.0 3.626 3.902 -0.53 - 3.3 17.9 5.3/ 51 98.2 14.9 247/0.77 114 .92 29 00 59.47 +12 20.9 01 02.10 +12 37.1 3.466 3.884 -0.56 - 3.4 17.8 3.2/ 39 106.8 14.5 246/0.78 28 .40 Aug. 8 01 00.82 +12 45.6 01 03.45 +13 01.7 3.314 3.866 -0.59 - 3.6 17.7 1.5/348 115.9 13.7 245/0.77 154 .11 18 01 00.59 +13 00.6 01 03.23 +13 16.7 3.173 3.848 -0.62 - 3.8 17.6 2.7/280 125.3 12.4 243/0.73 79 .95 28 00 58.77 +13 05.1 01 01.40 +13 21.3 3.046 3.830 -0.65 - 3.9 17.5 5.0/263 135.2 10.7 241/0.66 65 .33 Sept. 7 00 55.39 +12 58.5 00 58.01 +13 14.7 2.938 3.812 -0.68 - 4.1 17.4 7.1/256 145.5 8.6 238/0.55 170 .13 17 00 50.67 +12 40.7 00 53.29 +12 57.0 2.854 3.794 -0.69 - 4.3 17.3 8.8/252 156.1 6.2 232/0.40 40 .98 27 00 44.96 +12 12.8 00 47.57 +12 29.2 2.795 3.777 -0.70 - 4.5 17.3 9.8/249 166.4 3.6 218/0.24 104 .28 Oct. 7 00 38.74 +11 36.8 00 41.34 +11 53.3 2.765 3.760 -0.70 - 4.6 17.2 9.9/246 173.1 1.8 160/0.12 134 .15 17 00 32.59 +10 55.9 00 35.18 +11 12.4 2.765 3.742 -0.69 - 4.6 17.2 9.1/243 166.9 3.5 98/0.23 7 1.00 27 00 27.07 +10 14.0 00 29.66 +10 30.6 2.793 3.725 -0.68 - 4.5 17.2 7.6/239 156.3 6.1 82/0.41 142 .25 Nov. 6 00 22.69 +09 34.9 00 25.28 +09 51.5 2.849 3.708 -0.66 - 4.4 17.3 5.4/233 145.4 8.7 76/0.57 96 .18 16 00 19.82 +09 02.3 00 22.40 +09 18.9 2.928 3.691 -0.63 - 4.3 17.3 2.9/216 134.7 11.0 73/0.70 46 1.00 26 00 18.66 +08 38.5 00 21.24 +08 55.1 3.027 3.675 -0.60 - 4.1 17.4 1.6/145 124.3 12.8 71/0.79 174 .24 Dec. 6 00 19.29 +08 25.2 00 21.87 +08 41.9 3.140 3.658 -0.58 - 3.9 17.4 3.5/ 93 114.3 14.2 69/0.84 59 .23 16 00 21.68 +08 23.1 00 24.25 +08 39.7 3.265 3.642 -0.56 - 3.7 17.5 6.0/ 82 104.8 15.1 68/0.86 83 .99 26 00 25.71 +08 31.9 00 28.29 +08 48.5 3.395 3.626 -0.54 - 3.6 17.6 8.4/ 77 95.6 15.7 67/0.86 152 .23 2025 Jan. 5 00 31.25 +08 51.2 00 33.83 +09 07.7 3.528 3.610 -0.52 - 3.4 17.6 10.6/ 74 86.8 15.8 66/0.83 24 .28 15 00 38.14 +09 19.9 00 40.73 +09 36.3 3.660 3.594 -0.51 - 3.2 17.7 12.5/ 73 78.4 15.6 66/0.79 114 .99 25 00 46.21 +09 56.9 00 48.81 +10 13.2 3.788 3.579 -0.50 - 3.1 17.8 14.2/ 72 70.4 15.0 65/0.74 126 .22 Feb. 4 00 55.33 +10 41.1 00 57.94 +10 57.3 3.909 3.564 -0.49 - 3.0 17.8 15.6/ 71 62.6 14.2 65/0.68 10 .35 14 01 05.36 +11 31.2 01 07.98 +11 47.2 4.021 3.549 -0.49 - 2.9 17.9 16.8/ 71 55.1 13.2 65/0.62 141 .98 24 01 16.17 +12 26.0 01 18.81 +12 41.8 4.122 3.535 -0.49 - 2.8 17.9 17.8/ 71 47.8 12.0 64/0.55 100 .19 Mar. 6 01 27.67 +13 24.5 01 30.33 +13 40.0 4.212 3.521 -0.49 - 2.7 17.9 18.6/ 71 40.8 10.6 64/0.47 40 .42 16 01 39.77 +14 25.5 01 42.45 +14 40.6 4.288 3.507 -0.49 - 2.5 18.0 19.3/ 71 33.9 9.1 63/0.40 165 .97 26 01 52.39 +15 27.9 01 55.10 +15 42.6 4.350 3.493 -0.49 - 2.4 18.0 19.9/ 71 27.3 7.5 62/0.32 74 .16

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