253P/PANSTARRS 
   From 261 observations 1998 Sept. 14-2011 Nov. 18. Kinoshita
   Epoch = 2018 Sept. 19.0 TT = JDT 2458380.5 
       T = 2018 May 7.73490 TT              peri.= 230.72659 
       e = 0.4130105                        node = 146.87981 (2000.0) 
       q = 2.0367202 AU                     incl.=   4.94032 
   a = 3.4697726 AU          n = 0.15249393         P = 6.46 years 
  m1 = 13.0 + 5log(delta) + 10.0log(r) 
  A. Node = E:02/16.5 JST  O:2019/11/14.8 JST  3.897 AU 
  D. Node = E:08/20.6 JST  O:2017/12/23.0 JST  2.281 AU 

2018   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
09/09 02:50   06 01.17  +18 36.1   2.272   2.243   75.5   25.8   21.7/ 93.3   1.1/269   62 28  18.3  +35/271
09/10 02:50   06 02.70  +18 34.8   2.263   2.246   76.2   25.8   21.5/ 93.5   1.1/269   77  0  18.3  +36/271
09/11 02:50   06 04.20  +18 33.5   2.255   2.249   76.8   25.8   21.2/ 93.7   1.1/269   91  1  18.3  +36/272
09/12 02:50   06 05.69  +18 32.1   2.247   2.253   77.4   25.9   21.0/ 94.0   1.1/269  105  2  18.3  +36/272
09/13 02:50   06 07.17  +18 30.6   2.239   2.256   78.0   25.9   20.7/ 94.2   1.1/270  118  3  18.3  +37/272
09/14 02:50   06 08.62  +18 29.1   2.230   2.259   78.6   25.9   20.5/ 94.4   1.1/270  131  4  18.3  +37/273
09/15 02:50   06 10.06  +18 27.5   2.222   2.262   79.3   25.9   20.2/ 94.6   1.1/270  144  5  18.3  +38/273
09/16 02:50   06 11.48  +18 25.9   2.214   2.265   79.9   25.9   20.0/ 94.8   1.1/270  156  6  18.3  +38/274
09/17 02:40   06 12.87  +18 24.2   2.205   2.268   80.5   25.9   19.7/ 95.0   1.1/270  168  7  18.3  +37/273
09/18 02:40   06 14.25  +18 22.5   2.197   2.271   81.2   25.9   19.5/ 95.2   1.1/271  178  8  18.3  +37/273
09/19 02:40   06 15.61  +18 20.7   2.189   2.275   81.8   25.9   19.2/ 95.4   1.1/271  168  9  18.3  +38/273
09/20 02:40   06 16.95  +18 18.9   2.180   2.278   82.5   25.9   18.9/ 95.6   1.1/271  157 10  18.3  +38/274
09/21 02:40   06 18.27  +18 17.0   2.172   2.281   83.1   25.9   18.7/ 95.8   1.1/271  145 11  18.3  +39/274
09/22 02:40   06 19.58  +18 15.1   2.163   2.284   83.8   25.9   18.4/ 96.0   1.1/271  134 12  18.3  +40/275
09/23 02:40   06 20.86  +18 13.2   2.155   2.288   84.5   25.9   18.1/ 96.2   1.1/272  122 13  18.3  +40/275
09/24 02:30   06 22.11  +18 11.2   2.146   2.291   85.1   25.9   17.8/ 96.4   1.1/272  110 13  18.3  +39/274
09/25 02:30   06 23.36  +18 09.2   2.138   2.294   85.8   25.9   17.5/ 96.6   1.1/272   98 14  18.3  +39/274
09/26 02:30   06 24.58  +18 07.2   2.129   2.297   86.5   25.8   17.2/ 96.8   1.1/272   86 15  18.3  +40/275
09/27 02:30   06 25.78  +18 05.1   2.121   2.301   87.2   25.8   16.9/ 97.0   1.1/272   73 16  18.3  +40/275
09/28 02:30   06 26.96  +18 03.1   2.112   2.304   87.9   25.8   16.7/ 97.2   1.1/272   61 17  18.2  +41/276
09/29 02:30   06 28.12  +18 01.0   2.104   2.307   88.6   25.7   16.3/ 97.5   1.1/273   48 18  18.2  +41/276
09/30 02:30   06 29.25  +17 58.8   2.095   2.311   89.3   25.7   16.0/ 97.7   1.1/273   35 19  18.2  +42/277
10/01 02:30   06 30.37  +17 56.7   2.086   2.314   90.0   25.6   15.7/ 97.9   1.1/273   21 20  18.2  +42/277
10/02 02:30   06 31.46  +17 54.5   2.078   2.318   90.7   25.6   15.4/ 98.1   1.1/273    8 21  18.2  +43/278
10/03 02:30   06 32.53  +17 52.3   2.069   2.321   91.4   25.5   15.1/ 98.3   1.1/273    7 22  18.2  +43/278
10/04 02:30   06 33.57  +17 50.1   2.061   2.324   92.2   25.5   14.8/ 98.6   1.1/274   20 23  18.2  +44/279
10/05 02:20   06 34.59  +17 47.9   2.052   2.328   92.9   25.4   14.4/ 98.8   1.1/274   34 25  18.2  +43/278
10/06 02:20   06 35.58  +17 45.7   2.043   2.331   93.6   25.3   14.1/ 99.0   1.1/274   48 26  18.2  +43/278
10/07 02:20   06 36.56  +17 43.5   2.035   2.335   94.4   25.3   13.7/ 99.3   1.2/274   63 27  18.2  +44/279
10/08 02:20   06 37.51  +17 41.2   2.026   2.338   95.1   25.2   13.4/ 99.5   1.2/274   77 28  18.2  +44/280
10/09 02:20   06 38.43  +17 39.0   2.018   2.342   95.9   25.1   13.0/ 99.8   1.2/274   91 29  18.2  +45/280
inserted by FC2 system