C/2021 R2 (PANSTARRS) Orbit by S. Nakano NK 4774 (2022) Observed in 2nd half of 2022
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2021 Dec. 27.29485 7.3146201 0.9974390 32.47154 16.29837 134.48248 0.200 2023 Sep. 13.0 m1 = 8.5 + 5 log Delta + 8.0 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 Dec. 27 20 50.93 +18 08.1 20 53.22 +18 19.5 8.179 7.670 +0.18 - 0.4 20.1 2.5/ 99 55.8 6.1 43/0.15 39 .18 2023 Jan. 6 20 52.68 +18 04.1 20 54.98 +18 15.6 8.300 7.689 +0.21 + 0.4 20.2 3.0/ 82 48.8 5.5 35/0.13 121 .99 16 20 54.77 +18 07.9 20 57.07 +18 19.5 8.401 7.708 +0.23 + 1.1 20.2 3.4/ 71 42.8 5.0 24/0.12 104 .41 26 20 57.05 +18 19.2 20 59.35 +18 30.9 8.480 7.728 +0.24 + 1.9 20.2 3.8/ 61 38.1 4.5 11/0.10 52 .23 Feb. 5 20 59.41 +18 37.7 21 01.70 +18 49.5 8.535 7.749 +0.23 + 2.5 20.3 4.1/ 52 35.1 4.2 356/0.10 138 .99 15 21 01.71 +19 02.7 21 04.00 +19 14.7 8.566 7.770 +0.21 + 3.1 20.3 4.4/ 44 34.3 4.1 340/0.09 78 .36 25 21 03.85 +19 34.0 21 06.14 +19 46.1 8.572 7.791 +0.18 + 3.7 20.3 4.5/ 35 35.8 4.3 323/0.10 75 .27 Mar. 7 21 05.70 +20 10.9 21 07.98 +20 23.0 8.556 7.813 +0.14 + 4.2 20.3 4.6/ 26 39.3 4.6 309/0.10 139 1.00 17 21 07.16 +20 52.6 21 09.43 +21 04.9 8.517 7.835 +0.09 + 4.6 20.3 4.8/ 16 44.2 5.1 296/0.12 53 .29 27 21 08.10 +21 38.6 21 10.36 +21 50.9 8.458 7.857 +0.03 + 4.9 20.3 5.0/ 5 50.3 5.6 286/0.13 99 .30 Apr. 6 21 08.42 +22 28.0 21 10.67 +22 40.3 8.381 7.880 -0.04 + 5.2 20.3 5.2/354 57.0 6.1 278/0.14 123 1.00 16 21 08.02 +23 19.7 21 10.25 +23 32.0 8.289 7.904 -0.12 + 5.3 20.3 5.6/342 64.2 6.6 270/0.15 43 .22 26 21 06.79 +24 12.8 21 09.01 +24 25.0 8.186 7.928 -0.22 + 5.3 20.3 6.1/331 71.7 6.9 263/0.16 120 .32 May 6 21 04.65 +25 05.8 21 06.85 +25 17.9 8.076 7.952 -0.31 + 5.1 20.2 6.7/321 79.4 7.2 257/0.17 99 1.00 16 21 01.53 +25 57.4 21 03.71 +26 09.4 7.963 7.976 -0.42 + 4.8 20.2 7.4/311 87.1 7.3 250/0.18 57 .15 26 20 57.39 +26 46.0 20 59.55 +26 57.7 7.851 8.001 -0.52 + 4.3 20.2 8.2/302 94.9 7.2 243/0.18 132 .35 June 5 20 52.22 +27 29.7 20 54.36 +27 41.1 7.745 8.027 -0.62 + 3.7 20.2 9.0/294 102.5 7.1 236/0.18 72 .99 15 20 46.06 +28 06.7 20 48.18 +28 17.8 7.650 8.053 -0.71 + 2.8 20.2 9.7/287 109.9 6.8 228/0.17 83 .10 25 20 39.00 +28 35.2 20 41.10 +28 45.9 7.570 8.079 -0.78 + 1.8 20.2 10.4/280 116.8 6.4 218/0.17 127 .37 July 5 20 31.20 +28 53.5 20 33.28 +29 03.8 7.509 8.105 -0.83 + 0.7 20.1 10.9/274 122.9 6.0 207/0.16 53 .96 15 20 22.88 +29 00.6 20 24.94 +29 10.4 7.470 8.132 -0.86 - 0.5 20.1 11.3/268 127.8 5.7 195/0.15 108 .07 25 20 14.29 +28 55.6 20 16.34 +29 04.9 7.455 8.159 -0.86 - 1.7 20.2 11.4/262 131.1 5.4 180/0.14 106 .41 Aug. 4 20 05.72 +28 38.7 20 07.76 +28 47.5 7.468 8.187 -0.83 - 2.9 20.2 11.3/256 132.4 5.2 165/0.14 57 .92 14 19 57.45 +28 10.7 19 59.49 +28 18.9 7.507 8.215 -0.77 - 3.8 20.2 10.9/250 131.6 5.3 149/0.14 125 .05 24 19 49.75 +27 32.8 19 51.80 +27 40.6 7.573 8.243 -0.69 - 4.6 20.2 10.3/244 128.7 5.5 135/0.14 80 .46 Sept. 3 19 42.84 +26 47.2 19 44.90 +26 54.5 7.664 8.271 -0.60 - 5.2 20.3 9.5/238 124.1 5.8 122/0.15 80 .88 13 19 36.87 +25 56.1 19 38.94 +26 03.0 7.777 8.300 -0.49 - 5.5 20.3 8.6/231 118.2 6.1 111/0.15 125 .04 23 19 31.93 +25 01.7 19 34.02 +25 08.3 7.908 8.330 -0.38 - 5.5 20.4 7.6/224 111.5 6.4 101/0.16 57 .52 Oct. 3 19 28.07 +24 06.6 19 30.17 +24 12.9 8.055 8.359 -0.28 - 5.4 20.4 6.6/215 104.3 6.7 92/0.16 106 .84 13 19 25.27 +23 12.6 19 27.38 +23 18.7 8.212 8.389 -0.18 - 5.1 20.5 5.7/206 96.8 6.8 85/0.16 109 .03 23 19 23.47 +22 21.6 19 25.61 +22 27.6 8.374 8.419 -0.09 - 4.7 20.5 4.8/194 89.2 6.8 78/0.16 50 .60 Nov. 2 19 22.61 +21 35.0 19 24.76 +21 40.9 8.538 8.450 0.00 - 4.1 20.6 4.1/180 81.6 6.7 71/0.15 126 .81 12 19 22.57 +20 53.9 19 24.73 +20 59.9 8.698 8.480 +0.07 - 3.5 20.6 3.6/164 74.1 6.4 64/0.14 87 .02 22 19 23.25 +20 19.3 19 25.43 +20 25.3 8.851 8.511 +0.13 - 2.8 20.7 3.3/147 66.9 6.1 56/0.14 65 .67 Dec. 2 19 24.54 +19 51.6 19 26.72 +19 57.7 8.992 8.543 +0.18 - 2.0 20.7 3.2/129 60.1 5.7 48/0.12 133 .79 12 19 26.30 +19 31.2 19 28.50 +19 37.4 9.118 8.574 +0.21 - 1.3 20.8 3.3/113 53.8 5.3 39/0.11 64 .01 22 19 28.43 +19 18.3 19 30.63 +19 24.6 9.227 8.606 +0.24 - 0.5 20.8 3.4/ 99 48.4 4.9 29/0.10 89 .74 2024 Jan. 1 19 30.79 +19 12.9 19 32.99 +19 19.4 9.317 8.639 +0.25 + 0.2 20.8 3.5/ 86 44.2 4.5 17/0.10 125 .78 11 19 33.28 +19 14.9 19 35.48 +19 21.6 9.385 8.671 +0.25 + 0.9 20.9 3.6/ 75 41.4 4.3 4/0.09 48 .01 21 19 35.77 +19 24.1 19 37.97 +19 31.0 9.430 8.704 +0.24 + 1.6 20.9 3.7/ 64 40.4 4.2 349/0.09 113 .79 31 19 38.15 +19 40.2 19 40.35 +19 47.2 9.453 8.737 +0.22 + 2.3 20.9 3.8/ 53 41.3 4.3 335/0.09 108 .77 Feb. 10 19 40.31 +20 02.7 19 42.50 +20 09.8 9.454 8.770 +0.18 + 2.8 20.9 3.8/ 42 43.9 4.5 321/0.09 48 .00 20 19 42.14 +20 31.0 19 44.33 +20 38.3 9.434 8.804 +0.14 + 3.4 20.9 3.9/ 30 48.0 4.8 309/0.10 129 .82 Mar. 1 19 43.54 +21 04.6 19 45.71 +21 12.0 9.395 8.837 +0.09 + 3.8 20.9 4.0/ 17 53.2 5.2 298/0.11 87 .75 11 19 44.40 +21 42.7 19 46.57 +21 50.1 9.338 8.872 +0.02 + 4.2 20.9 4.2/ 4 59.3 5.5 289/0.11 66 .01 21 19 44.64 +22 24.4 19 46.79 +22 31.8 9.267 8.906 -0.05 + 4.4 20.9 4.5/351 65.8 5.9 281/0.12 132 .84 31 19 44.16 +23 08.7 19 46.29 +23 16.1 9.185 8.940 -0.13 + 4.6 20.9 4.9/339 72.8 6.1 273/0.13 66 .72