28P/Neujmin

Last updated 2017 June 15

+ Orbit O-C

28P/Neujmin
From 247 observations 1913 July 16-2017 Mar. 19, mean residual 0".59.

  Epoch  = 2021 Mar. 7.0 TT              JDT = 2459280.5
      T  = 2021 Mar. 11.8846748379 TT    +/- 0.0000293261      -0.0000000039
   Peri. = 347.4109413061                +/- 0.0000341803       0.0000000029
   Node  = 346.3324830258 (2000.0)       +/- 0.0000423464      -0.0000000056
   Incl. =  14.3117481500                +/- 0.0000092190      -0.0000000014
      q  =   1.5782629366 AU             +/- 0.0000003274       0.0000000000
      e  =   0.7738896233                +/- 0.0000000482      -0.0000000000
      a  =   6.9800553148 AU             +/- 0.0000002973
      n  =   0.0534460702                +/- 0.0000000034
      P  =  18.4411625704 years          +/- 0.0000011781

  28P             Neujmin                    *18430617.63558  1.5438142 0.7720218 346.10886 350.09671  15.65527 18430609  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   17.62   6.7717633                 
  28P             Neujmin                    *18601230.84749  1.5424332 0.7715949 346.04695 350.08156  15.66228 18601216  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   17.55   6.7530605                 
  28P             Neujmin                    *18780626.30775  1.5510244 0.7718231 345.74184 349.91011  15.61577 18780625  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   17.72   6.7974659                 
    Saturn   0.7911     18920210.3
  28P             Neujmin                    *18960222.05719  1.5154378 0.7755346 346.52567 349.41964  14.94188 18960211  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   17.54   6.7513210                 
  28P/1913 R2     Neujmin                     19130816.92662  1.5286939 0.7754628 346.23052 349.11637  14.84998 19130821  247 19130716 20170319 12.5  5.0 h3E3 0.6  1                          Kinoshita  P   17.76   6.8081985                 
    Earth    0.5507     19130902.3
  28P/1931 S1     Neujmin                     19310430.08075  1.5277719 0.7749443 346.94834 348.28023  15.15675 19310519  247 19130716 20170319 12.5  5.0 h3E3 0.6  2                          Kinoshita  P   17.69   6.7884179                 
  28P             Neujmin                     19481215.93353  1.5474211 0.7744257 346.68360 347.87432  15.00969 19490104  247 19130716 20170319 12.5  5.0 h3E3 0.6  3                          Kinoshita  P   17.97   6.8599172                 
  28P             Neujmin                     19661209.40045  1.5425838 0.7748221 346.80757 347.88375  15.03214 19661221  247 19130716 20170319 12.5  5.0 h3E3 0.6  4                          Kinoshita  P   17.93   6.8505118                 
    Saturn   0.8340     19800607.9
  28P             Neujmin                     19841008.22034  1.5531605 0.7756081 346.83920 347.04600  14.17991 19841027  247 19130716 20170319 12.5  5.0 h3E3 0.6  5                          Kinoshita  P   18.21   6.9216413                 
  28P             Neujmin                     20021227.38294  1.5520558 0.7756264 346.91916 347.03354  14.18538 20030101  247 19130716 20170319 12.5  5.0 h3E3 0.6  6                          Kinoshita  P   18.19   6.9172831                 
  28P             Neujmin                     20210311.88467  1.5782629 0.7738896 347.41094 346.33248  14.31175 20210307  247 19130716 20170319 12.5  5.0 h3E3 0.6  7                          Kinoshita  P   18.44   6.9800553                 
  28P             Neujmin                    *20390723.38496  1.5785107 0.7736079 347.32904 346.32788  14.30882 20390731  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   18.41   6.9724630                 
  28P             Neujmin                    *20571207.23028  1.5796654 0.7738407 347.26160 346.28568  14.31467 20571223  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   18.46   6.9847467                 
  28P             Neujmin                    *20760212.24383  1.5740223 0.7732860 346.91358 346.05526  14.35175 20760227  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   18.29   6.9427660                 
  28P             Neujmin                    *20940612.37832  1.5784104 0.7729786 346.99391 346.05338  14.34681 20940612  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   18.33   6.9526949                 
  28P             Neujmin                    *21120603.64940  1.5611074 0.7728245 347.02277 345.44645  14.43551 21120529  247 19130716 20170319 12.5  5.0 h3E3 0.6  x                          Kinoshita  P   18.01   6.8718119                 
		
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