257P/Catalina
From 1146 observations 2005 Apr. 17-2019 May 11.(3) Kinoshita
Epoch = 2020 Feb. 1.0 TT = JDT 2458880.5
T = 2020 Sept. 10.83943 TT peri.= 117.65968
e = 0.4308816 node = 207.77080 (2000.0)
q = 2.1420418 AU incl.= 20.22452
a = 3.7637896 AU n = 0.13497896 P = 7.30 years
m1 = 12.5 + 5log(delta) + 10.0log(r)
A. Node = E:04/18.0 JST O:2019/04/28.5 JST 3.831 AU
D. Node = E:10/22.1 JST O:2021/03/17.8 JST 2.554 AU
2020 JST R.A. (2000) D.C. Delta r Elong. Phase dMo./P.A. Tail/P.A. M-O Ag m1 H/A
01/12 05:50 17 15.18 -12 36.6 3.541 2.773 33.4 11.3 25.6/ 85.8 0.3/291 132 16 19.7 +16/298
01/13 05:50 17 16.92 -12 34.7 3.529 2.769 34.0 11.5 25.6/ 85.6 0.3/290 118 17 19.7 +16/299
01/14 05:50 17 18.67 -12 32.7 3.518 2.765 34.6 11.6 25.6/ 85.3 0.3/290 105 18 19.6 +17/299
01/15 05:40 17 20.40 -12 30.6 3.506 2.761 35.1 11.8 25.6/ 85.1 0.3/289 91 19 19.6 +15/298
01/16 05:40 17 22.14 -12 28.4 3.495 2.757 35.7 12.0 25.7/ 84.8 0.3/289 77 20 19.6 +16/298
01/17 05:40 17 23.89 -12 26.0 3.483 2.753 36.3 12.2 25.7/ 84.6 0.3/289 63 21 19.6 +16/298
01/18 05:40 17 25.63 -12 23.6 3.471 2.748 36.9 12.4 25.7/ 84.3 0.3/288 50 22 19.6 +17/299
01/19 05:40 17 27.38 -12 21.0 3.460 2.744 37.4 12.6 25.7/ 84.1 0.4/288 37 23 19.6 +17/299
01/20 05:40 17 29.12 -12 18.4 3.448 2.740 38.0 12.8 25.7/ 83.8 0.4/287 24 24 19.6 +17/299
01/21 05:40 17 30.87 -12 15.6 3.436 2.736 38.6 13.0 25.7/ 83.6 0.4/287 14 26 19.6 +18/300
01/22 05:30 17 32.60 -12 12.7 3.424 2.732 39.2 13.1 25.8/ 83.3 0.4/287 10 26 19.5 +16/298
01/23 05:30 17 34.34 -12 09.7 3.411 2.728 39.7 13.3 25.8/ 83.1 0.4/286 18 27 19.5 +17/299
01/24 05:30 17 36.09 -12 06.6 3.399 2.724 40.3 13.5 25.8/ 82.8 0.4/286 30 28 19.5 +17/299
01/25 05:30 17 37.83 -12 03.3 3.387 2.720 40.9 13.7 25.8/ 82.6 0.4/286 41 0 19.5 +18/299
01/26 05:30 17 39.57 -11 60.0 3.374 2.716 41.5 13.9 25.8/ 82.3 0.4/285 53 1 19.5 +18/300
01/27 05:30 17 41.32 -11 56.5 3.362 2.712 42.0 14.1 25.8/ 82.0 0.4/285 65 2 19.5 +19/300
01/28 05:30 17 43.06 -11 52.9 3.349 2.708 42.6 14.3 25.8/ 81.8 0.4/284 76 3 19.5 +19/300
01/29 05:20 17 44.78 -11 49.2 3.337 2.704 43.2 14.4 25.8/ 81.5 0.4/284 87 4 19.4 +18/299
01/30 05:20 17 46.52 -11 45.4 3.324 2.700 43.8 14.6 25.8/ 81.2 0.4/284 98 5 19.4 +18/299
01/31 05:20 17 48.26 -11 41.4 3.311 2.696 44.3 14.8 25.8/ 81.0 0.4/283 110 5 19.4 +19/300
02/01 05:20 17 49.99 -11 37.4 3.298 2.692 44.9 15.0 25.8/ 80.7 0.4/283 121 6 19.4 +19/300
02/02 05:20 17 51.73 -11 33.2 3.285 2.688 45.5 15.2 25.8/ 80.4 0.4/283 132 7 19.4 +19/300
02/03 05:20 17 53.46 -11 28.9 3.272 2.684 46.1 15.3 25.8/ 80.2 0.4/282 143 8 19.4 +20/301
02/04 05:20 17 55.19 -11 24.4 3.259 2.680 46.6 15.5 25.8/ 79.9 0.5/282 154 9 19.3 +20/301
02/05 05:10 17 56.91 -11 19.9 3.246 2.676 47.2 15.7 25.8/ 79.6 0.5/282 164 10 19.3 +19/300
02/06 05:10 17 58.64 -11 15.3 3.233 2.672 47.8 15.9 25.8/ 79.4 0.5/281 168 11 19.3 +19/300
02/07 05:10 18 00.36 -11 10.5 3.220 2.668 48.3 16.0 25.8/ 79.1 0.5/281 161 12 19.3 +20/300
02/08 05:10 18 02.09 -11 05.6 3.206 2.664 48.9 16.2 25.8/ 78.8 0.5/281 149 13 19.3 +20/301
02/09 05:10 18 03.81 -11 00.5 3.193 2.660 49.5 16.4 25.8/ 78.5 0.5/280 135 14 19.3 +21/301
02/10 05:10 18 05.53 -10 55.4 3.180 2.656 50.1 16.5 25.8/ 78.3 0.5/280 122 15 19.3 +21/301
02/11 05:00 18 07.23 -10 50.1 3.166 2.652 50.6 16.7 25.8/ 78.0 0.5/280 107 16 19.2 +20/300
02/12 05:00 18 08.95 -10 44.7 3.153 2.648 51.2 16.9 25.8/ 77.7 0.5/280 93 18 19.2 +20/300
