31P/Schwassmann-Wachmann

Last updated 2017 Dec. 20

+ Orbit O-C

31P/Schwassmann-Wachmann
From 850 observations 1993 Oct. 11-2017 Nov. 16, mean residual 0".78.
  Nongravitational parameters A1 = +6.63, A2 = -3.8347.

  Epoch  = 2019 July 16.0 TT             JDT = 2458680.5
      T  = 2019 July 6.1466336732 TT     +/- 0.0012075347      -0.0000000083
   Peri. =  18.3545519230                +/- 0.0004724414      -0.0000000046
   Node  = 114.1124079630 (2000.0)       +/- 0.0001084792       0.0000000001
   Incl. =   4.5471452217                +/- 0.0000177535       0.0000000000
      q  =   3.4253835669 AU             +/- 0.0000044934      -0.0000000001
      e  =   0.1929033309                +/- 0.0000051503      -0.0000000002
     A1  =   6.6343001831                +/- 0.1874499206      -0.0000015690
     A2  =  -3.8347096048                +/- 0.1338036486       0.0000049065
      a  =   4.2440809113 AU             +/- 0.0000065147
      n  =   0.1127271667                +/- 0.0000002596
      P  =   8.7433020581 years          +/- 0.0000201315

  31P             Schwassmann-Wachmann       *19010919.03280  3.5866687 0.1920922 335.97131 126.72884   0.71289 19010913   52 19290223 19560529 12.5  5.0 h3E2 0.4  x 2  +0.88 -0.1926         Kinoshita  P    9.35   4.4394531                 
  31P             Schwassmann-Wachmann       *19110124.24925  3.5742666 0.1923922 335.92593 126.88173   0.71409 19110213   52 19290223 19560529 12.5  5.0 h3E2 0.4  x 2  +0.88 -0.1926         Kinoshita  P    9.31   4.4257454                 
  31P             Schwassmann-Wachmann       *19200505.12380  3.5619261 0.1938407 335.77501 126.89373   0.71378 19200426   52 19290223 19560529 12.5  5.0 h3E2 0.4  x 2  +0.88 -0.1926         Kinoshita  P    9.29   4.4183901                 
    Jupiter  0.1786 AU  19260322.8
  31P/1929 B1     Schwassmann-Wachmann        19290323.18873  2.0903375 0.3946190 357.81367 126.94911   3.72396 19290310   52 19290223 19560529 12.5  5.0 h3E2 0.4  1 2  +0.88 -0.1926         Kinoshita  P    6.42   3.4529291                 
  31P/1934 X1     Schwassmann-Wachmann        19350828.62264  2.0946459 0.3938909 358.06851 126.91260   3.72403 19350826   52 19290223 19560529 12.5  5.0 h3E2 0.4  2 2  +0.88 -0.1926         Kinoshita  P    6.42   3.4558894                 
  31P             Schwassmann-Wachmann        19420213.83411  2.1436820 0.3854071 358.10641 126.66270   3.72090 19420210   52 19290223 19560529 12.5  5.0 h3E2 0.4  3 2  +0.88 -0.1926         Kinoshita  P    6.51   3.4879709                 
  31P             Schwassmann-Wachmann        19480823.64247  2.1522529 0.3837586 358.20459 126.63879   3.71935 19480906   52 19290223 19560529 12.5  5.0 h3E2 0.4  4 2  +0.88 -0.1926         Kinoshita  P    6.53   3.4925484                 
  31P             Schwassmann-Wachmann        19550227.20060  2.1503688 0.3842698 357.94806 126.63323   3.72088 19550222   67 19490127 19690518 12.5  5.0 h3E2 0.9  5 2  +1.30 -0.1693         Kinoshita  P    6.53   3.4923882                 
  31P             Schwassmann-Wachmann        19610905.04452  2.1572606 0.3828568 357.77150 126.62209   3.71925 19610918   67 19490127 19690518 12.5  5.0 h3E2 0.9  6 2  +1.30 -0.1693         Kinoshita  P    6.54   3.4955593                 
  31P             Schwassmann-Wachmann        19680314.28060  2.1474147 0.3844074 357.73753 126.61931   3.72227 19680305   93 19600818 19820518 12.5  5.0 h3E2 1.1  7 2  +2.21 -0.1807         Kinoshita  P    6.52   3.4883700                 
  31P             Schwassmann-Wachmann        19740912.34537  2.1421677 0.3855288 357.38688 126.59359   3.72284 19740930   93 19600818 19820518 12.5  5.0 h3E2 1.1  8 2  +2.21 -0.1807         Kinoshita  P    6.51   3.4861970                 
  31P             Schwassmann-Wachmann        19810317.04060  2.1350076 0.3867065 357.53443 126.56672   3.72547 19810317  332 19730828 19950704  5.0 20.0 h3E2 1.0  9 2  +1.37 -0.2948         Kinoshita  P    6.50   3.4812168                 
  31P             Schwassmann-Wachmann        19870830.47272  2.0714447 0.3984168 357.96261 126.28574   3.75145 19870902  332 19730828 19950704  5.0 20.0 h3E2 1.0 10 2  +1.37 -0.2948         Kinoshita  P    6.39   3.4433220                 
  31P             Schwassmann-Wachmann        19940123.91728  2.0702578 0.3987506 358.21882 126.24636   3.75308 19940108  498 19791214 20030505  5.0 20.0 h3E2 0.8 11 2  +1.06 -0.2721         Kinoshita  P    6.39   3.4432596                 
    Jupiter  0.2462     19970318.5
  31P             Schwassmann-Wachmann        20020118.51473  3.4085507 0.1952910  18.40463 114.19342   4.54971 20020106  850 19931011 20171116  5.0 20.0 h3E3 0.8 12 2  +6.63 -3.8347         Kinoshita  P    8.72   4.2357556                 
  31P             Schwassmann-Wachmann        20100929.48585  3.4243196 0.1928032  17.93379 114.18919   4.54676 20101011  850 19931011 20171116  5.0 20.0 h3E3 0.8 13 2  +6.63 -3.8347         Kinoshita  P    8.74   4.2422361                 
  31P             Schwassmann-Wachmann        20190706.14663  3.4253836 0.1929033  18.35455 114.11241   4.54715 20190716  850 19931011 20171116  5.0 20.0 h3E3 0.8 14 2  +6.63 -3.8347         Kinoshita  P    8.74   4.2440809                 
  31P             Schwassmann-Wachmann       *20280319.86844  3.4080896 0.1944546  18.17644 114.10981   4.54927 20280310  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    8.70   4.2307853                 
    Jupiter  0.8388     20331128.1
  31P             Schwassmann-Wachmann       *20360909.01057  2.9020319 0.2597009  29.12201 108.26239   4.49948 20360924  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.76   3.9200801                 
  31P             Schwassmann-Wachmann       *20440622.22044  2.9165839 0.2578039  29.31245 108.22556   4.49657 20440704  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.79   3.9296675                 
  31P             Schwassmann-Wachmann       *20520328.40237  2.8978501 0.2602901  29.24306 108.21199   4.49982 20520413  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.75   3.9175495                 
  31P             Schwassmann-Wachmann       *20591128.11698  2.7779304 0.2775889  30.11271 107.42448   4.51963 20591213  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.54   3.8453597                 
  31P             Schwassmann-Wachmann       *20670622.86784  2.7865984 0.2766210  30.44125 107.37942   4.51763 20670704  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.56   3.8521968                 
  31P             Schwassmann-Wachmann       *20820707.31628  2.7653356 0.2799377  29.41027 107.29091   4.51907 20820705  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.53   3.8404117                 
  31P             Schwassmann-Wachmann       *20900121.98081  2.7660223 0.2798420  29.72542 107.23127   4.51909 20900124  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.53   3.8408548                 
  31P             Schwassmann-Wachmann       *20970805.30953  2.7966927 0.2763906  29.09797 107.15458   4.51311 20970815  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.60   3.8649204                 
  31P             Schwassmann-Wachmann       *21050306.03642  2.8077551 0.2742442  28.68460 107.13332   4.50997 21050307  850 19931011 20171116  5.0 20.0 h3E3 0.8  x 2  +6.63 -3.8347         Kinoshita  P    7.61   3.8687326                 
		
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