164P/Christensen 
   From 921 observations 1998 Jan. 24-2018 Oct. 13.(4) Kinoshita
   Epoch = 2019 June 26.0 TT = JDT 2458660.5 
       T = 2018 May 31.35094 TT             peri.= 325.89982 
       e = 0.5396241                        node =  88.30716 (2000.0) 
       q = 1.6849344 AU                     incl.=  16.25322 
   a = 3.6599104 AU          n = 0.14076620         P = 7.00 years 
  m1 = 13.5 + 5log(delta) + 5.0log(r) 
  A. Node = E:12/20.9 JST  O:2018/08/03.3 JST  1.793 AU 
  D. Node = E:06/20.5 JST  O:2016/07/25.5 JST  4.690 AU 

2019   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
06/06 22:00   10 43.98  +25 07.8   3.480   3.417   78.0   16.9   13.1/128.0   0.5/110   39  3  18.9  +35/ 98
06/07 22:00   10 44.74  +24 59.7   3.499   3.422   77.3   16.8   13.2/127.7   0.5/109   26  4  18.9  +34/ 99
06/08 22:00   10 45.51  +24 51.7   3.517   3.427   76.6   16.7   13.3/127.4   0.5/109   15  6  18.9  +33/ 99
06/09 22:00   10 46.28  +24 43.6   3.536   3.432   75.9   16.7   13.4/127.1   0.5/109   13  7  18.9  +33/ 99
06/10 22:00   10 47.07  +24 35.5   3.554   3.437   75.2   16.6   13.5/126.9   0.4/109   22  8  18.9  +32/ 99
06/11 22:00   10 47.86  +24 27.3   3.572   3.443   74.5   16.5   13.6/126.6   0.4/109   34  9  18.9  +31/100
06/12 21:50   10 48.66  +24 19.2   3.591   3.448   73.8   16.4   13.7/126.4   0.4/109   47 10  19.0  +33/ 99
06/13 21:50   10 49.47  +24 11.1   3.609   3.453   73.1   16.3   13.8/126.1   0.4/108   60 11  19.0  +32/ 99
06/14 21:50   10 50.28  +24 02.9   3.627   3.458   72.4   16.3   13.9/125.9   0.4/108   73 12  19.0  +31/ 99
06/15 21:50   10 51.11  +23 54.7   3.645   3.463   71.7   16.2   14.0/125.7   0.4/108   86 13  19.0  +30/ 99
06/16 21:50   10 51.94  +23 46.5   3.663   3.468   71.0   16.1   14.1/125.4   0.4/108   99 14  19.0  +30/100
06/17 21:50   10 52.78  +23 38.3   3.681   3.473   70.3   16.0   14.2/125.2   0.4/108  111 15  19.0  +29/100
06/18 21:50   10 53.62  +23 30.1   3.699   3.478   69.6   15.9   14.3/125.0   0.4/107  124 16  19.0  +28/100
06/19 21:40   10 54.47  +23 22.0   3.717   3.483   68.9   15.8   14.4/124.8   0.4/107  135 17  19.1  +30/ 99
06/20 21:40   10 55.33  +23 13.7   3.735   3.488   68.2   15.7   14.5/124.6   0.4/107  147 18  19.1  +29/ 99
06/21 21:40   10 56.19  +23 05.5   3.753   3.493   67.5   15.6   14.6/124.4   0.4/107  158 19  19.1  +28/100
06/22 21:40   10 57.06  +22 57.2   3.771   3.499   66.9   15.5   14.7/124.2   0.4/107  166 20  19.1  +28/100
06/23 21:40   10 57.94  +22 49.0   3.788   3.504   66.2   15.4   14.8/124.0   0.4/107  168 20  19.1  +27/100
06/24 21:40   10 58.82  +22 40.7   3.806   3.509   65.5   15.3   14.8/123.8   0.4/106  161 21  19.1  +26/100
06/25 21:30   10 59.71  +22 32.5   3.823   3.514   64.8   15.2   14.9/123.7   0.4/106  151 22  19.1  +28/ 99
06/26 21:30   11 00.60  +22 24.2   3.841   3.519   64.1   15.1   15.0/123.5   0.4/106  140 23  19.2  +27/100
06/27 21:30   11 01.50  +22 15.9   3.858   3.524   63.5   15.0   15.1/123.3   0.4/106  128 24  19.2  +26/100
06/28 21:30   11 02.41  +22 07.6   3.876   3.529   62.8   14.8   15.2/123.2   0.4/106  116 25  19.2  +26/100
06/29 21:30   11 03.32  +21 59.3   3.893   3.534   62.1   14.7   15.2/123.0   0.4/106  104 26  19.2  +25/100
06/30 21:30   11 04.24  +21 51.0   3.910   3.539   61.5   14.6   15.3/122.8   0.4/105   91 27  19.2  +24/101
07/01 21:20   11 05.16  +21 42.8   3.927   3.544   60.8   14.5   15.4/122.7   0.4/105   77 28  19.2  +26/100
07/02 21:20   11 06.08  +21 34.5   3.944   3.549   60.1   14.4   15.4/122.5   0.4/105   64 29  19.2  +25/100
07/03 21:20   11 07.02  +21 26.1   3.961   3.554   59.5   14.3   15.5/122.4   0.3/105   50  1  19.2  +24/100
07/04 21:20   11 07.95  +21 17.8   3.978   3.559   58.8   14.1   15.6/122.2   0.3/105   36  2  19.3  +24/100
07/05 21:20   11 08.90  +21 09.5   3.994   3.564   58.1   14.0   15.6/122.1   0.3/104   23  3  19.3  +23/101
07/06 21:10   11 09.84  +21 01.3   4.011   3.569   57.5   13.9   15.7/121.9   0.3/104   12  4  19.3  +24/100
inserted by FC2 system