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  • MPEC 1997-W02 : 1996 PW

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    M.P.E.C. 1997-W02                                Issued 1997 Nov. 22, 16:53 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    
                 BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
                       URL http://cfa-www.harvard.edu/iau/mpc.html
    
                                        1996 PW
    
                               Revision to MPEC 1996-Q03
    
    Observations:
         J96P00W  C1997 11 10.26652 04 24 53.64 -15 00 01.5          20.5 R      696
         J96P00W  C1997 11 10.27387 04 24 53.38 -15 00 02.1          20.3 R      696
         J96P00W  C1997 11 10.28120 04 24 53.18 -15 00 03.0                      696
         J96P00W  C1997 11 21.20076 04 19 04.66 -15 16 26.5          20.0 V      709
         J96P00W FC1997 11 21.20896 04 19 04.38 -15 16 26.9          19.8 V      709
         J96P00W  C1997 11 21.21697 04 19 04.24 -15 16 26.9          20.1 V      709
         J96P00W  C1997 11 21.22466 04 19 03.87 -15 16 28.3          19.6 V      709
         J96P00W  C1997 11 21.24059 04 19 03.36 -15 16 28.9          19.6 V      709
    
    Observer details:
    696 Whipple Observatory, Mt. Hopkins.  Observer C. W. Hergenrother.
        1.2-m reflector + CCD.
    709 Cloudcroft.  Observer W. Offutt.  0.6-m Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    971110 696  6.8-  1.3-    971121 709  6.9-  2.0-    MPC 28890   -0.0074 day
    
    Orbital elements:
    1996 PW
    Epoch 1997 Dec. 18.0 TT = JDT 2450800.5                 Marsden
    M   0.08273              (2000.0)            P               Q
    n   0.00016655     Peri.  181.90456     +0.83012695     +0.47686926
    a 327.1634069      Node   144.47083     -0.50476671     +0.86286035
    e   0.9922477      Incl.   29.81562     -0.23685399     -0.16753425
    P  5920            H   14.0           G   0.15
    Residuals in seconds of arc
    960809 566  0.2-  0.7-    960818 867  0.0   0.1-    960830 608  0.4+  0.6+
    960809 566  0.3-  0.8-    960818 867  0.2-  0.2-    960830 608  0.3+  0.6+
    960809 566  0.0   0.2-    960818 867  0.2-  0.4-    960830 046  0.3+  0.0
    960812 566  0.4-  1.1-    960818 046  0.2+  0.0     960830 046  0.6-  0.2+
    960812 566  0.2-  1.2-    960818 046  0.3+  0.0     960830 046  0.3+  1.1+
    960812 566  0.5-  1.0-    960818 046  0.3-  0.1+    960830 046  0.2-  0.6+
    960812 587  0.1-  0.3-    960818 046  0.1+  0.1+    960902 897  0.1+  0.2-
    960812 587  0.1+  0.1-    960818 104  0.3-  0.2-    960902 897  0.5-  0.1-
    960812 587  0.3+  0.0     960818 104  0.3-  0.2-    960904 596  0.8-  0.7+
    960813 608  0.7+  0.6-    960818 104  0.2-  0.5-    960904 596  0.5-  0.1+
    960813 608  0.7+  0.6-    960818 104  0.2-  0.1+    960906 587  0.5-  0.5+
    960813 673  0.5-  0.0     960818 046  0.2+  0.1+    960906 587  0.4-  0.4+
    960813 673  0.7-  0.3-    960818 046  0.1+  0.1+    960906 587  0.0   0.0
    960814 673  0.6-  0.9+    960818 046  0.1+  0.2+    960908 587  0.1-  0.6+
    960814 673  0.7-  0.9+    960818 046  0.1+  0.0     960908 587  0.4-  0.8+
    960814 673  0.6-  0.7+    960819 817  0.3+  0.2+    960910 566  0.7-  0.1-
    960814 608  0.2-  0.2-    960819 817  0.4+  0.1+    960910 566  0.7-  0.2-
    960814 673  0.1-  0.2+    960819 817  0.3+  0.1-    960910 566  0.8-  0.0
    960814 608  0.1-  0.2-    960819 566  0.5+  0.2-    960910 372  0.5-  0.7+
    960815 673  0.3-  1.5+    960819 566  0.2-  0.4-    960910 360  0.8-  0.2+
    960815 673  1.8-  0.2+    960819 566  0.2+  0.7-    960910 360  1.1-  0.7+
    960815 608  0.2+  0.4+    960819 867  0.3+  0.3+    960910 360  1.1-  0.7+
    960815 608  0.3+  0.5+    960819 867  0.3+  0.1+    960911 897  0.6-  1.2+
    960815 566  0.1+  0.8-    960819 867  0.2+  0.3+    960911 897  1.2-  0.7+
    960815 566  0.2-  0.7-    960819 108  1.5-  1.5+    960911 897 (2.2-  0.1+)
    960815 608  0.4+  0.2+    960819 540  1.4-  0.5+    960912 566  1.0-  0.1+
    960815 566  0.2-  0.6-    960819 540  0.4+  0.5-    960912 566  1.0-  0.1-
    960815 608  0.5+  0.5+    960819 046  0.0   0.1+    960912 566  1.1-  0.1-
    960815 608  0.7+  0.2+    960819 540  0.6-  0.4+    960914 566  0.8-  0.1+
    960815 608  0.3+  0.0     960819 046  0.1-  0.0     960914 566  0.5-  0.1-
    960815 046  0.2-  0.3+    960819 046  0.1-  0.2+    960914 566  0.7-  0.3-
    960815 046  0.2+  0.1-    960819 046  0.0   0.2+    960917 424  0.2+  0.7-
    960815 046  0.1+  0.1-    960819 108  0.2+  0.1-    960917 424  0.4+  0.9-
    960815 046  0.0   0.1+    960819 108 (0.2+  2.2-)   960917 424  0.7+  0.0
    960816 557  0.1-  0.0     960820 566  0.2+  0.4-    960917 385  0.4+  0.3-
    960816 557  0.3+  0.0     960820 566  0.2+  0.3-    960917 385  0.1-  0.2+
    960816 557  0.1+  0.2-    960820 566  0.4+  0.5-    960917 385  1.0-  0.4-
    960816 557  0.1-  0.1+    960820 360  0.2+  0.1+    960918 118  0.0   0.7+
    960816 568  0.1+  0.1+    960820 360  0.0   0.0     960918 118  0.5-  0.8+
    960816 568  0.1+  0.0     960820 360  0.2+  0.2-    960919 046  0.9+  0.0
    960816 568  0.0   0.2-    960821 046  0.2+  0.3+    960919 046  0.4+  0.1+
    960816 608  0.4-  0.8-    960821 046  0.2+  0.2+    960919 046  0.5+  0.6+
    960816 608  0.3-  1.3-    960821 046  0.2+  0.1+    960920 711  0.0   0.3+
    960816 608  0.4-  0.3-    960821 711  0.3+  0.3+    960920 711  0.1+  0.2+
    960816 900  0.4+  0.6-    960821 711  0.1+  0.2+    960921 711  0.2+  0.0
    960816 587  0.0   0.3+    960821 367  0.3+  0.4+    960921 711  0.2+  0.1-
    960816 587  0.1+  0.1+    960821 367  0.5+  0.6+    961001 608  0.6+  0.2+
    960816 587  0.6+  0.2+    960821 118  0.6+  0.4+    961001 608  1.5-  0.6-
    960817 566  0.4+  0.7-    960821 118  0.7+  0.6+    961002 608  0.3+  0.1+
    960817 566  0.2+  0.6-    960821 118  0.7+  0.4+    961002 608  0.2+  0.2+
    960817 566  0.1+  0.8-    960822 711  0.2+  0.3+    961002 587  0.3+  0.3-
    960817 566  0.2-  0.1+    960822 711  0.4+  0.4+    961002 587  1.0+  1.3-
    960817 566  0.4-  0.1+    960822 608  0.3+  0.1+    961002 587  1.1-  0.3-
    960817 566  0.1-  0.2+    960822 608  0.3+  0.1+    961003 608  0.7+  0.5-
    960817 353  0.2+  0.1-    960822 900  0.8+  0.4-    961003 608  0.7+  0.4-
    960817 353  0.9+  0.2-    960822 587  0.7+  0.7+    961009 360  0.1+  0.3-
    960817 367  0.6+  0.3+    960822 118  0.4+  0.2-    961009 360  0.1-  0.3-
    960817 367  0.1+  0.0     960822 587  0.6+  0.1+    961009 360  0.1+  0.4-
    960817 353  0.1+  0.5-    960822 118  0.2+  0.0     961011 566  0.2-  0.1-
    960817 422  0.2+  0.2+    960822 118  0.2+  0.2+    961011 566  0.2+  0.3-
    960817 422  0.2-  0.0     960823 817  0.9+  1.0+    961011 566  0.4-  0.3-
    960817 422  0.1+  0.0     960823 817  0.2+  0.2+    961013 900 (4.0+  0.2-)
    960817 900  0.6-  0.3-    960823 658  0.2-  0.6+    961013 867  0.5+  0.4-
    960817 587  0.0   0.4+    960823 658  0.5-  0.5+    961013 867  0.4+  0.6-
    960817 587  0.2+  0.0     960823 658  0.3-  0.6+    961013 867  0.7+  0.6-
    960817 587  0.2+  0.2+    960824 118  0.6+  0.3-    961214 360  0.1-  0.3-
    960818 122  0.6+  0.9+    960824 118  0.3+  0.1+    961214 360  0.3-  0.7+
    960818 122  0.4+  1.2+    960824 658  0.2-  0.4-    961214 360  0.1+  0.2-
    960818 122  0.5+  1.0+    960824 658  0.2-  0.4-    961229 867  1.0+  0.4+
    960818 817  0.8-  0.6+    960824 658  0.2-  0.5-    961229 867  0.2+  0.9-
    960818 817  0.9-  0.7+    960824 422  0.1+  0.1+    961229 867  0.3+  0.3-
    960818 817  0.4-  1.0+    960824 422  0.1+  0.2-    971110 696  0.1-  0.1+
    960818 388  0.8+  1.3-    960824 422  0.2-  0.8-    971110 696  0.5-  0.5+
    960818 388  0.5+  0.1-    960824 118  0.3+  0.7-    971110 696  0.0   0.6+
    960818 388  0.6+  1.7-    960825 118  0.3+  1.7-    971121 709  0.4-  0.1+
    960818 360  0.1+  0.0     960825 118  1.0+  1.0-    971121 709  0.5-  0.0
    960818 360  0.0   0.0     960828 608  0.1-  0.0     971121 709  1.3+  0.4+
    960818 360  0.2-  0.0     960828 608  0.1-  0.2+    971121 709  0.3-  0.6-
    960818 900  0.2-  0.3-    960829 608  0.8+  0.5-    971121 709  0.1-  0.5-
    960818 900  0.2-  0.2+    960829 608  0.4+  0.4-
    
    Ephemeris:
    1996 PW                  a,e,i =327.16, 0.99, 30                 q = 2.5363
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1997 11 18    04 20.81   -15 13.3    4.409    5.238   143.7     6.4    21.3
    1997 11 28    04 15.40   -15 18.2    4.489    5.314   143.4     6.4    21.4
    1997 12 08    04 10.22   -15 09.0    4.595    5.390   140.3     6.7    21.5
    1997 12 18    04 05.61   -14 46.4    4.725    5.466   135.0     7.3    21.6
    1997 12 28    04 01.84   -14 12.2    4.878    5.541   128.3     8.0    21.7
    1998 01 07    03 59.11   -13 28.3    5.050    5.617   120.7     8.7    21.9
    1998 01 17    03 57.52   -12 37.1    5.239    5.693   112.8     9.2    22.0
    1998 01 27    03 57.09   -11 41.0    5.439    5.768   104.7     9.5    22.1
    1998 02 06    03 57.82   -10 41.9    5.648    5.843    96.5     9.7    22.2
    1998 02 16    03 59.63   -09 41.8    5.862    5.918    88.5     9.6    22.3
    1998 02 26    04 02.42   -08 42.2    6.076    5.993    80.5     9.4    22.4
    1998 03 08    04 06.09   -07 44.4    6.288    6.068    72.8     9.0    22.5
    1998 03 18    04 10.51   -06 49.5    6.493    6.143    65.2     8.5    22.6
    1998 03 28    04 15.59   -05 58.1    6.690    6.218    57.9     7.8    22.7
    1998 04 07    04 21.20   -05 10.9    6.875    6.292    50.9     7.1    22.7
    1998 04 17    04 27.23   -04 28.4    7.046    6.366    44.3     6.3    22.7
    1998 04 27    04 33.60   -03 50.9    7.202    6.441    38.2     5.5    22.8
    1998 05 07    04 40.20   -03 18.8    7.340    6.515    32.7     4.8    22.8
    
    Brian G. Marsden             (C) Copyright 1997 MPC           M.P.E.C. 1997-W02
    

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