257P/Catalina Orbit by S. Nakano NK 4093 (2020) Last obs. 2021 12 02 (G96)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2028 Jan. 1.54262 2.1535168 0.4286945 7.32 117.66786 207.73370 20.21157 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 12 56.80 -14 03.0 12 59.44 -14 19.2 4.639 4.573 -0.35 + 0.3 21.4 6.3/112 80.1 12.2 292/0.50 148 .84 2026 Jan. 10 13 00.81 -14 26.7 13 03.45 -14 42.8 4.453 4.546 -0.37 + 0.3 21.3 4.4/112 89.1 12.5 293/0.53 9 .56 20 13 03.62 -14 42.9 13 06.27 -14 59.0 4.267 4.518 -0.39 + 0.3 21.2 2.3/109 98.5 12.4 294/0.55 112 .01 30 13 05.11 -14 50.4 13 07.76 -15 06.4 4.084 4.490 -0.41 + 0.4 21.1 0.3/ 19 108.2 12.0 295/0.56 111 .89 Feb. 9 13 05.17 -14 47.8 13 07.82 -15 03.8 3.909 4.461 -0.43 + 0.4 21.0 2.5/303 118.2 11.2 296/0.54 23 .55 19 13 03.74 -14 34.2 13 06.39 -14 50.3 3.747 4.432 -0.45 + 0.4 20.8 4.9/301 128.6 10.0 298/0.51 147 .03 Mar. 1 13 00.85 -14 08.7 13 03.49 -14 24.8 3.603 4.402 -0.47 + 0.5 20.7 7.2/301 139.4 8.4 301/0.44 72 .93 11 12 56.63 -13 31.3 12 59.26 -13 47.4 3.481 4.372 -0.48 + 0.5 20.6 9.2/302 150.3 6.5 305/0.35 56 .54 21 12 51.33 -12 42.5 12 53.95 -12 58.7 3.386 4.341 -0.49 + 0.5 20.5 10.6/303 161.4 4.2 313/0.23 171 .05 31 12 45.33 -11 44.2 12 47.94 -12 00.6 3.320 4.310 -0.49 + 0.5 20.5 11.2/305 171.4 2.0 340/0.11 31 .95 Apr. 10 12 39.09 -10 39.4 12 41.69 -10 55.8 3.285 4.279 -0.49 + 0.5 20.4 11.1/307 171.6 2.0 68/0.11 93 .52 20 12 33.10 -09 31.7 12 35.69 -09 48.2 3.281 4.247 -0.48 + 0.5 20.4 10.3/310 161.7 4.3 96/0.24 128 .09 30 12 27.82 -08 25.2 12 30.40 -08 41.7 3.307 4.214 -0.47 + 0.4 20.3 8.8/315 150.7 6.7 104/0.38 10 .97 May 10 12 23.62 -07 23.5 12 26.20 -07 40.1 3.359 4.181 -0.45 + 0.3 20.3 6.9/322 139.8 9.0 108/0.50 131 .49 20 12 20.77 -06 29.8 12 23.35 -06 46.4 3.433 4.148 -0.44 + 0.3 20.4 4.8/335 129.3 10.9 110/0.60 85 .15 30 12 19.42 -05 45.9 12 21.99 -06 02.6 3.524 4.114 -0.42 + 0.2 20.4 3.3/ 5 119.1 12.4 111/0.66 46 .98 June 9 12 19.60 -05 13.0 12 22.17 -05 29.7 3.629 4.080 -0.40 + 0.1 20.4 3.3/ 49 109.4 13.6 112/0.70 168 .44 19 12 21.28 -04 51.3 12 23.85 -05 08.0 3.741 4.045 -0.39 + 0.1 20.4 4.8/ 77 100.1 14.3 113/0.72 46 .20 29 12 24.38 -04 40.5 12 26.95 -04 57.1 3.858 4.010 -0.38 0.0 20.5 6.6/ 89 91.2 14.7 113/0.72 78 .99 July 9 12 28.79 -04 39.9 12 31.37 -04 56.4 3.974 3.975 -0.37 0.0 20.5 8.4/ 96 82.7 14.7 113/0.70 157 .37 19 12 34.40 -04 48.4 12 36.97 -05 04.9 4.087 3.939 -0.37 0.0 20.5 10.1/100 74.5 14.4 113/0.67 14 .26 29 12 41.08 -05 05.2 12 43.66 -05 21.6 4.193 3.902 -0.37 0.0 20.5 11.7/102 66.6 13.8 113/0.62 107 1.00 Aug. 8 12 48.72 -05 29.0 12 51.30 -05 45.3 4.290 3.866 -0.36 0.0 20.5 13.0/103 58.9 13.0 113/0.57 124 .29 18 12 57.22 -05 58.9 12 59.81 -06 15.0 4.377 3.829 -0.37 0.0 20.5 14.3/104 51.5 11.9 113/0.52 15 .30 28 13 06.50 -06 33.7 13 09.10 -06 49.7 4.450 3.791 -0.37 0.0 20.5 15.3/105 44.2 10.7 112/0.46 134 1.00 Sept. 7 13 16.46 -07 12.5 13 19.07 -07 28.2 4.508 3.753 -0.37 0.0 20.5 16.3/105 37.0 9.3 111/0.39 91 .21 17 13 27.05 -07 54.2 13 29.67 -08 09.6 4.551 3.715 -0.38 0.0 20.5 17.1/105 30.0 7.8 110/0.33 40 .33 27 13 38.20 -08 37.8 13 40.84 -08 53.0 4.577 3.676 -0.39 0.0 20.5 17.8/105 23.1 6.1 108/0.26 160 1.00 Oct. 7 13 49.85 -09 22.4 13 52.50 -09 37.2 4.586 3.637 -0.40 0.0 20.4 18.4/104 16.3 4.4 104/0.18 62 .15 17 14 01.96 -10 07.1 14 04.62 -10 21.5 4.577 3.597 -0.41 0.0 20.4 19.0/103 9.6 2.6 97/0.11 63 .34 27 14 14.46 -10 50.9 14 17.14 -11 04.7 4.549 3.558 -0.43 - 0.1 20.3 19.4/103 3.6 1.0 64/0.04 169 .99 Nov. 6 14 27.31 -11 32.8 14 30.01 -11 46.1 4.504 3.518 -0.44 - 0.1 20.2 19.7/102 5.1 1.4 322/0.06 35 .11 16 14 40.45 -12 12.0 14 43.17 -12 24.7 4.441 3.477 -0.46 - 0.1 20.1 19.9/100 11.5 3.3 304/0.14 85 .36 26 14 53.83 -12 47.4 14 56.57 -12 59.4 4.360 3.437 -0.48 - 0.2 20.1 20.0/ 99 18.2 5.1 298/0.23 142 .97 Dec. 6 15 07.37 -13 18.2 15 10.13 -13 29.5 4.264 3.396 -0.51 - 0.3 20.0 20.0/ 97 25.0 7.0 294/0.32 13 .09 16 15 21.01 -13 43.4 15 23.78 -13 54.0 4.151 3.355 -0.53 - 0.3 19.8 19.9/ 96 31.8 8.9 292/0.41 107 .38 26 15 34.64 -14 02.3 15 37.43 -14 12.1 4.024 3.313 -0.56 - 0.4 19.7 19.7/ 94 38.7 10.7 290/0.50 114 .94 2027 Jan. 5 15 48.20 -14 13.8 15 51.00 -14 22.8 3.884 3.272 -0.59 - 0.6 19.6 19.4/ 91 45.6 12.4 288/0.60 18 .07 15 16 01.54 -14 17.3 16 04.36 -14 25.4 3.732 3.230 -0.63 - 0.7 19.5 18.9/ 89 52.6 14.0 286/0.71 131 .41 25 16 14.56 -14 11.8 16 17.37 -14 19.2 3.570 3.188 -0.67 - 0.9 19.3 18.3/ 85 59.6 15.5 284/0.81 86 .91 Feb. 4 16 27.11 -13 56.9 16 29.92 -14 03.4 3.401 3.146 -0.71 - 1.0 19.1 17.5/ 82 66.8 16.7 282/0.92 39 .06 14 16 39.01 -13 31.7 16 41.83 -13 37.4 3.227 3.104 -0.76 - 1.2 19.0 16.6/ 78 74.1 17.8 280/1.03 155 .46 24 16 50.10 -12 55.7 16 52.91 -13 00.6 3.049 3.062 -0.81 - 1.4 18.8 15.5/ 72 81.4 18.6 278/1.13 60 .88 Mar. 6 17 00.18 -12 08.5 17 02.98 -12 12.7 2.870 3.020 -0.87 - 1.6 18.6 14.2/ 66 89.0 19.2 276/1.23 62 .05