257P/Catalina Orbit by S. Nakano NK 4093 (2020) Observed in 2nd half of 2021
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2020 Sep. 10.72951 2.1443949 0.4302124 7.30 117.73115 207.72125 20.22001 0.200 2022 Aug. 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 Daily motion Magnitude Mot./PA Elong. P PA/Tail Moon Age h m ¡ , h m ¡ , m , m1 , ¡ ¡ ¡ ¡ ¡ ¡ 2022 Jan. 1 04 44.72 +01 25.9 04 47.31 +01 31.2 2.894 3.737 -0.48 + 1.0 19.5 7.3/278 144.3 8.8 50/0.57 158 .05 11 04 39.92 +01 35.3 04 42.51 +01 40.9 3.016 3.775 -0.31 + 2.0 19.7 5.0/294 134.9 10.6 60/0.66 39 .62 21 04 36.86 +01 55.4 04 39.45 +02 01.3 3.159 3.813 -0.12 + 2.8 19.8 3.4/327 125.3 12.2 67/0.72 88 .91 31 04 35.61 +02 23.8 04 38.22 +02 29.8 3.318 3.851 +0.06 + 3.4 20.0 3.5/ 14 115.8 13.3 72/0.75 130 .02 Feb. 10 04 36.17 +02 58.0 04 38.79 +03 03.9 3.489 3.888 +0.22 + 3.7 20.1 5.0/ 42 106.6 14.1 76/0.75 20 .63 20 04 38.41 +03 35.7 04 41.04 +03 41.4 3.666 3.924 +0.38 + 3.9 20.3 6.8/ 55 97.8 14.5 79/0.74 121 .88 Mar. 2 04 42.16 +04 14.7 04 44.80 +04 20.2 3.848 3.961 +0.51 + 3.9 20.4 8.6/ 63 89.2 14.5 83/0.71 97 .01 12 04 47.26 +04 53.7 04 49.92 +04 58.8 4.029 3.996 +0.63 + 3.7 20.5 10.1/ 68 81.0 14.2 86/0.67 33 .64 22 04 53.52 +05 31.0 04 56.19 +05 35.7 4.206 4.032 +0.73 + 3.4 20.7 11.4/ 72 73.1 13.7 89/0.61 150 .84 Apr. 1 05 00.77 +06 05.6 05 03.45 +06 09.8 4.378 4.067 +0.81 + 3.1 20.8 12.4/ 76 65.5 12.9 92/0.56 68 .00 11 05 08.85 +06 36.8 05 11.54 +06 40.4 4.540 4.101 +0.88 + 2.6 20.9 13.3/ 78 58.2 12.0 95/0.50 56 .66 21 05 17.61 +07 03.7 05 20.30 +07 06.7 4.692 4.135 +0.93 + 2.2 21.0 14.0/ 81 51.1 10.9 99/0.44 160 .77 May 1 05 26.91 +07 25.9 05 29.62 +07 28.2 4.831 4.169 +0.97 + 1.6 21.1 14.6/ 83 44.2 9.7 104/0.38 42 .00 11 05 36.64 +07 42.9 05 39.36 +07 44.5 4.956 4.202 +1.00 + 1.1 21.2 15.0/ 86 37.6 8.4 109/0.33 80 .69 21 05 46.69 +07 54.5 05 49.40 +07 55.3 5.065 4.234 +1.03 + 0.5 21.3 15.3/ 88 31.4 7.1 116/0.27 136 .70 31 05 56.94 +08 00.4 05 59.66 +08 00.5 5.158 4.267 +1.04 - 0.1 21.4 15.4/ 90 25.6 5.9 125/0.22 23 .00 June 10 06 07.32 +08 00.6 06 10.04 +08 00.0 5.234 4.298 +1.04 - 0.6 21.4 15.5/ 92 20.5 4.8 138/0.17 105 .74 20 06 17.72 +07 55.1 06 20.43 +07 53.7 5.292 4.330 +1.03 - 1.2 21.5 15.4/ 94 16.9 3.9 158/0.14 109 .62 30 06 28.06 +07 43.8 06 30.77 +07 41.7 5.332 4.360 +1.02 - 1.8 21.5 15.3/ 96 15.5 3.6 183/0.13 22 .01 July 10 06 38.25 +07 26.9 06 40.96 +07 24.0 5.352 4.391 +1.00 - 2.3 21.6 15.0/ 99 17.1 3.9 208/0.14 132 .80 20 06 48.22 +07 04.5 06 50.91 +07 00.9 5.355 4.421 +0.96 - 2.8 21.6 14.6/101 20.9 4.7 227/0.17 83 .56 30 06 57.87 +06 36.9 07 00.56 +06 32.6 5.339 4.450 +0.92 - 3.3 21.6 14.2/103 26.1 5.8 240/0.21 40 .02 Aug. 9 07 07.13 +06 04.3 07 09.80 +05 59.4 5.306 4.479 +0.88 - 3.8 21.6 13.6/106 32.1 6.9 249/0.25 155 .86 19 07 15.89 +05 27.1 07 18.55 +05 21.5 5.255 4.508 +0.82 - 4.2 21.6 12.9/109 38.5 8.0 256/0.29 59 .52 29 07 24.08 +04 45.6 07 26.72 +04 39.5 5.188 4.536 +0.75 - 4.6 21.6 12.1/112 45.4 9.1 261/0.34 65 .03 Sept. 8 07 31.57 +04 00.4 07 34.21 +03 53.9 5.106 4.563 +0.67 - 4.9 21.6 11.1/116 52.5 10.1 266/0.38 152 .92 18 07 38.28 +03 12.2 07 40.90 +03 05.2 5.011 4.590 +0.58 - 5.1 21.6 10.1/120 59.9 10.9 269/0.42 37 .49 28 07 44.08 +02 21.5 07 46.68 +02 14.1 4.905 4.617 +0.48 - 5.2 21.6 8.9/126 67.6 11.6 273/0.45 92 .05 Oct. 8 07 48.85 +01 29.3 07 51.44 +01 21.6 4.790 4.643 +0.36 - 5.3 21.6 7.6/134 75.6 12.0 276/0.48 125 .96 18 07 52.48 +00 36.7 07 55.05 +00 28.7 4.669 4.669 +0.24 - 5.2 21.5 6.3/146 83.9 12.3 280/0.50 25 .47 28 07 54.85 -00 15.3 07 57.40 -00 23.4 4.545 4.694 +0.10 - 5.0 21.5 5.2/163 92.5 12.2 283/0.51 122 .08 Nov. 7 07 55.84 -01 05.1 07 58.39 -01 13.3 4.423 4.719 -0.04 - 4.6 21.5 4.6/188 101.3 11.9 287/0.51 94 .98 17 07 55.41 -01 51.0 07 57.94 -01 59.2 4.306 4.743 -0.19 - 4.0 21.4 4.9/215 110.5 11.3 291/0.50 38 .46 27 07 53.53 -02 31.3 07 56.04 -02 39.4 4.199 4.767 -0.33 - 3.2 21.4 5.9/237 119.8 10.4 296/0.47 148 .13 Dec. 7 07 50.23 -03 04.0 07 52.74 -03 11.8 4.108 4.791 -0.46 - 2.3 21.4 7.2/251 129.1 9.2 303/0.43 63 .99 17 07 45.69 -03 27.3 07 48.19 -03 34.8 4.035 4.814 -0.56 - 1.2 21.4 8.4/262 138.2 7.8 312/0.37 66 .44 27 07 40.12 -03 39.6 07 42.62 -03 46.8 3.986 4.836 -0.62 0.0 21.3 9.3/270 146.4 6.5 325/0.31 141 .18 2023 Jan. 6 07 33.90 -03 40.2 07 36.39 -03 47.0 3.964 4.858 -0.65 + 1.2 21.4 9.7/277 152.6 5.4 344/0.26 36 .99 16 07 27.43 -03 29.1 07 29.93 -03 35.4 3.971 4.880 -0.63 + 2.2 21.4 9.6/283 154.9 4.9 10/0.23 100 .41 26 07 21.16 -03 07.1 07 23.67 -03 12.9 4.007 4.901 -0.56 + 3.2 21.4 9.0/290 152.3 5.4 36/0.25 107 .23 Feb. 5 07 15.52 -02 35.9 07 18.04 -02 41.4 4.072 4.921 -0.47 + 3.8 21.5 8.0/299 146.1 6.4 55/0.30 33 .99 15 07 10.86 -01 57.9 07 13.38 -02 03.0 4.164 4.942 -0.34 + 4.3 21.5 6.7/310 137.9 7.7 68/0.35 134 .36 25 07 07.42 -01 15.5 07 09.96 -01 20.4 4.279 4.961 -0.21 + 4.4 21.6 5.4/325 129.0 8.9 77/0.39 73 .27 Mar. 7 07 05.35 -00 31.3 07 07.90 -00 36.0 4.413 4.980 -0.06 + 4.4 21.7 4.5/348 119.8 10.0 83/0.43 57 1.00 17 07 04.70 +00 12.6 07 07.26 +00 07.9 4.561 4.999 +0.07 + 4.2 21.8 4.3/ 15 110.7 10.7 88/0.45 153 .29 27 07 05.43 +00 54.3 07 08.01 +00 49.5 4.720 5.018 +0.21 + 3.8 21.9 4.9/ 39 101.7 11.2 93/0.45 43 .30 Apr. 6 07 07.47 +01 32.5 07 10.06 +01 27.6 4.884 5.035 +0.32 + 3.3 22.0 5.9/ 55 93.0 11.4 96/0.44 86 1.00 16 07 10.69 +02 06.1 07 13.29 +02 00.9 5.050 5.053 +0.43 + 2.8 22.1 7.0/ 66 84.5 11.4 100/0.43 133 .22 26 07 14.97 +02 34.4 07 17.58 +02 29.0 5.213 5.070 +0.52 + 2.2 22.1 8.1/ 74 76.3 11.1 103/0.41 25 .32 May 6 07 20.17 +02 57.0 07 22.78 +02 51.2 5.372 5.086 +0.60 + 1.6 22.2 9.1/ 80 68.3 10.6 107/0.38 114 1.00 16 07 26.14 +03 13.6 07 28.76 +03 07.3 5.521 5.102 +0.66 + 1.0 22.3 10.0/ 84 60.6 9.9 110/0.34 103 .15