P/2021 Q5 (ATLAS) Orbit by S. Nakano unpublished (2021) Observed in 1st half of 2022
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) 2021 Aug. 30.4304 1.234552 0.624252 5.96 180.8921 239.7770 10.7345 0.200 m1 = 9.0 + 5 log Delta + 15.0 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 11 15.28 -11 16.0 11 17.79 -11 32.4 1.358 1.869 +0.06 - 7.4 13.7 7.4/173 104.8 30.6 298/3.80 80 .05 11 11 15.92 -12 29.8 11 18.44 -12 46.2 1.327 1.944 -0.31 - 4.4 13.9 6.3/226 113.8 27.6 301/3.52 138 .62 21 11 12.86 -13 13.6 11 15.37 -13 30.0 1.301 2.020 -0.65 - 1.0 14.2 9.6/264 123.7 23.9 306/3.13 30 .91 31 11 06.35 -13 23.6 11 08.85 -13 39.9 1.287 2.096 -0.92 + 2.6 14.4 13.7/281 134.2 19.7 312/2.62 117 .02 Feb. 10 10 57.11 -12 57.9 10 59.60 -13 14.0 1.288 2.171 -1.08 + 5.9 14.6 16.8/290 145.0 15.1 322/2.02 105 .63 20 10 46.36 -11 58.9 10 48.85 -12 14.8 1.312 2.246 -1.08 + 8.5 14.9 18.1/298 154.9 10.7 338/1.42 31 .88 Mar. 2 10 35.51 -10 34.0 10 38.00 -10 49.6 1.360 2.321 -0.96 +10.0 15.2 17.3/305 161.5 7.8 10/1.00 153 .01 12 10 25.92 -08 54.4 10 28.42 -09 09.7 1.435 2.394 -0.73 +10.2 15.5 14.9/313 160.6 7.9 50/0.97 67 .64 22 10 18.58 -07 12.2 10 21.08 -07 27.3 1.536 2.467 -0.46 + 9.5 15.8 11.7/324 153.4 10.4 76/1.19 70 .84 Apr. 1 10 13.94 -05 37.2 10 16.45 -05 52.2 1.661 2.539 -0.18 + 8.1 16.2 8.6/341 144.2 13.3 89/1.42 145 .00 11 10 12.09 -04 16.0 10 14.61 -04 30.9 1.807 2.610 +0.07 + 6.4 16.5 6.5/ 10 134.6 15.9 97/1.57 33 .66 21 10 12.82 -03 11.7 10 15.35 -03 26.6 1.971 2.680 +0.30 + 4.7 16.9 6.5/ 44 125.3 17.8 102/1.62 109 .77 May 1 10 15.79 -02 24.8 10 18.33 -02 39.9 2.148 2.749 +0.49 + 3.0 17.2 7.9/ 68 116.4 19.2 105/1.61 115 .00 11 10 20.64 -01 54.9 10 23.19 -02 10.1 2.335 2.817 +0.64 + 1.4 17.6 9.7/ 81 108.0 19.9 108/1.55 17 .69 21 10 27.03 -01 40.3 10 29.58 -01 55.7 2.530 2.883 +0.76 + 0.1 17.9 11.4/ 90 100.0 20.2 110/1.46 143 .70 31 10 34.63 -01 39.4 10 37.18 -01 55.0 2.728 2.949 +0.86 - 1.1 18.2 12.9/ 95 92.3 20.1 112/1.35 87 .00 June 10 10 43.22 -01 50.5 10 45.77 -02 06.3 2.928 3.014 +0.93 - 2.2 18.5 14.2/ 99 84.9 19.6 113/1.23 36 .74 20 10 52.55 -02 11.8 10 55.10 -02 27.8 3.127 3.077 +0.99 - 3.0 18.8 15.2/102 77.8 18.8 115/1.11 166 .62 30 11 02.48 -02 42.0 11 05.03 -02 58.2 3.323 3.139 +1.04 - 3.8 19.1 16.0/104 70.8 17.8 116/1.00 62 .01 July 10 11 12.86 -03 19.6 11 15.41 -03 36.0 3.514 3.201 +1.07 - 4.4 19.3 16.6/105 64.0 16.6 117/0.88 64 .80 20 11 23.58 -04 03.5 11 26.13 -04 20.0 3.696 3.261 +1.10 - 4.9 19.5 17.1/107 57.3 15.2 118/0.77 152 .56 30 11 34.55 -04 52.6 11 37.10 -05 09.2 3.870 3.320 +1.12 - 5.3 19.8 17.5/108 50.6 13.7 119/0.67 38 .02 Aug. 9 11 45.71 -05 45.9 11 48.27 -06 02.6 4.033 3.378 +1.13 - 5.7 20.0 17.7/109 44.0 12.0 121/0.57 93 .86 19 11 56.99 -06 42.6 11 59.55 -06 59.3 4.183 3.435 +1.14 - 5.9 20.1 17.9/109 37.5 10.3 122/0.47 129 .52 29 12 08.34 -07 41.7 12 10.91 -07 58.4 4.319 3.491 +1.14 - 6.1 20.3 18.0/110 30.9 8.5 124/0.38 15 .03 Sept. 8 12 19.71 -08 42.7 12 22.29 -08 59.3 4.439 3.546 +1.14 - 6.2 20.5 17.9/110 24.4 6.7 127/0.29 122 .92 18 12 31.06 -09 44.7 12 33.65 -10 01.3 4.543 3.600 +1.13 - 6.2 20.6 17.8/111 17.9 4.9 132/0.21 106 .49 28 12 42.34 -10 47.2 12 44.95 -11 03.6 4.629 3.653 +1.12 - 6.2 20.8 17.6/111 11.6 3.2 142/0.13 17 .05 Oct. 8 12 53.51 -11 49.5 12 56.13 -12 05.8 4.696 3.705 +1.10 - 6.1 20.9 17.2/111 6.5 1.7 173/0.07 151 .96 18 13 04.51 -12 51.1 13 07.14 -13 07.1 4.744 3.756 +1.08 - 6.0 21.0 16.8/111 6.7 1.8 237/0.07 84 .47 28 13 15.28 -13 51.4 13 17.93 -14 07.2 4.771 3.806 +1.05 - 5.8 21.1 16.3/111 12.2 3.2 266/0.13 44 .08 Nov. 7 13 25.75 -14 49.8 13 28.42 -15 05.3 4.779 3.855 +1.01 - 5.6 21.2 15.7/111 19.0 4.8 276/0.19 173 .98 17 13 35.85 -15 45.9 13 38.55 -16 01.1 4.766 3.903 +0.97 - 5.3 21.3 14.9/111 26.2 6.4 280/0.26 60 .46 27 13 45.49 -16 39.1 13 48.21 -16 54.0 4.734 3.950 +0.91 - 5.0 21.3 13.9/111 33.6 8.0 283/0.32 75 .13 Dec. 7 13 54.56 -17 29.0 13 57.30 -17 43.6 4.682 3.996 +0.84 - 4.6 21.4 12.8/111 41.3 9.4 284/0.38 152 .99 17 14 02.95 -18 15.0 14 05.70 -18 29.3 4.614 4.041 +0.76 - 4.1 21.4 11.5/111 49.3 10.6 285/0.44 35 .44 27 14 10.52 -18 56.8 14 13.29 -19 10.8 4.529 4.086 +0.66 - 3.7 21.4 10.1/112 57.5 11.7 286/0.49 107 .18 2023 Jan. 6 14 17.12 -19 33.7 14 19.91 -19 47.5 4.431 4.129 +0.55 - 3.1 21.5 8.4/112 66.0 12.6 287/0.54 125 .99 16 14 22.60 -20 05.4 14 25.41 -20 18.9 4.322 4.172 +0.42 - 2.6 21.5 6.4/114 74.7 13.1 287/0.58 7 .41 26 14 26.81 -20 31.1 14 29.62 -20 44.4 4.205 4.213 +0.28 - 1.9 21.5 4.3/116 83.8 13.4 288/0.61 140 .23 Feb. 5 14 29.57 -20 50.2 14 32.39 -21 03.4 4.084 4.254 +0.12 - 1.2 21.5 2.0/125 93.1 13.4 289/0.62 96 .99 15 14 30.75 -21 02.0 14 33.58 -21 15.1 3.964 4.294 -0.05 - 0.4 21.5 0.8/242 102.9 13.0 290/0.62 30 .36 25 14 30.26 -21 05.7 14 33.09 -21 18.8 3.849 4.333 -0.22 + 0.5 21.5 3.1/279 113.0 12.1 291/0.60 173 .27 Mar. 7 14 28.06 -21 00.5 14 30.89 -21 13.7 3.745 4.371 -0.38 + 1.4 21.5 5.6/285 123.5 10.9 292/0.55 63 1.00 17 14 24.23 -20 45.9 14 27.04 -20 59.3 3.656 4.409 -0.53 + 2.4 21.5 7.8/288 134.3 9.3 295/0.48 69 .29 27 14 18.93 -20 21.6 14 21.73 -20 35.3 3.588 4.445 -0.65 + 3.3 21.5 9.7/290 145.4 7.3 298/0.39 148 .30 Apr. 6 14 12.49 -19 48.2 14 15.28 -20 02.2 3.545 4.481 -0.72 + 4.1 21.5 10.9/292 156.6 5.1 304/0.27 26 1.00 16 14 05.34 -19 07.1 14 08.11 -19 21.3 3.531 4.516 -0.74 + 4.7 21.6 11.5/294 167.5 2.8 318/0.15 113 .22 26 13 57.97 -18 20.3 14 00.72 -18 34.7 3.548 4.550 -0.71 + 4.9 21.6 11.2/296 174.1 1.3 27/0.07 110 .32 May 6 13 50.89 -17 30.8 13 53.62 -17 45.5 3.596 4.583 -0.64 + 4.9 21.7 10.3/298 166.5 2.9 86/0.16 16 1.00 16 13 44.56 -16 41.7 13 47.27 -16 56.7 3.675 4.616 -0.53 + 4.5 21.8 8.8/301 155.8 5.2 99/0.27 157 .15