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  • MPEC 2018-L77 : 2005 PP

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    M.P.E.C. 2018-L77                                Issued 2018 June 15, 00:07 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                        2005 PP
    
                               Revision to MPEC 2005-P27
    
    Additional Observations:
         K05P00P  C2018 06 13.58005 22 05 28.841-33 28 54.72         21.4 wUEL077F51
         K05P00P  C2018 06 13.58650 22 05 30.423-33 28 37.54         20.6 wUEL077F51
         K05P00P  C2018 06 13.59293 22 05 32.033-33 28 20.37         20.6 wUEL077F51
         K05P00P  C2018 06 13.59937 22 05 33.629-33 28 03.46         21.2 wUEL077F51
         K05P00P KC2018 06 14.61616 22 09 56.84 -32 41 29.6          20.5 GUEL077474
         K05P00P KC2018 06 14.61910 22 09 57.56 -32 41 21.6          20.5 GUEL077474
         K05P00P KC2018 06 14.62203 22 09 58.33 -32 41 13.7          20.3 GUEL077474
         K05P00P KC2018 06 14.62497 22 09 59.05 -32 41 05.6          20.6 GUEL077474
    
    Observer details:
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
        P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
        M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
        M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
        1.8-m Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    180613 F51 4.39- 5.08-    180614 474 4.39- 5.13-    MPO 87716   +2.4 day
    
    Orbital elements:
    2005 PP                                                  Earth MOID = 0.1324 AU
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M 325.64829              (2000.0)            P               Q
    n   0.30391382     Peri.  358.24308     +0.54160030     +0.82798459
    a   2.1909666      Node   304.52259     -0.76910194     +0.41828514
    e   0.4760015      Incl.   10.15721     -0.33933954     +0.37346896
    P   3.24           H   21.3           G   0.15           U   1
    Residuals in seconds of arc
    050803 644  0.2+  0.1+    050805 474  0.1+  0.2-    050814 J95  0.4-  0.2-
    050803 644  0.0   0.1+    050807 J95  0.2-  0.0     050814 J95  0.1+  0.1-
    050803 644  1.1-  0.5+    050807 J95  0.0   0.1-    050824 540  1.0-  0.3+
    050804 198  0.2-  0.1+    050807 J95  0.2+  0.1+    050824 540  0.2-  0.1+
    050804 198  0.1-  0.1+    050808 I77  0.5-  0.0     050907 711  0.1-  0.1-
    050804 198  0.1+  0.2+    050808 I77  0.3+  0.4+    050907 711  0.3-  0.2+
    050804 198  0.4+  0.2+    050808 I77  0.3-  1.1+    050907 711  0.2-  0.3+
    050804 198  0.1-  0.3+    050809 J95  0.2-  0.3-    050923 291  0.1-  0.3+
    050804 198  0.2-  0.1+    050809 J95  0.1+  0.4-    050923 291  0.0   0.5+
    050804 176  0.2+  0.4-    050809 J95  0.1+  0.1-    050923 291  0.2-  0.3+
    050804 176  0.4+  0.5-    050809 J95  0.2+  0.1+    051012 291 (2.0+  1.9+)
    050804 176  0.3+  0.4+    050809 151  0.8-  0.5-    051012 291  0.9+  1.0-
    050804 176  0.7+  0.0     050809 151  0.2+  0.3+    051012 291 (2.9+  2.0-)
    050805 644  0.0   0.2+    050809 151  0.5+  0.6+    180613 F51  0.1-  0.1-
    050805 644  0.0   0.3+    050809 198  0.4-  0.1+    180613 F51  0.2-  0.1+
    050805 644  0.1+  0.3+    050809 198  0.1-  0.2+    180613 F51  0.0   0.2+
    050805 644  0.1+  0.3+    050809 198  0.1-  0.3+    180613 F51  0.1+  0.0
    050805 644  0.0   0.2+    050809 198  0.3-  0.4+    180614 474  0.1+  0.3-
    050805 644  0.0   0.4+    050811 932  0.3+  0.2+    180614 474  0.0   0.3-
    050805 474  0.4-  1.1-    050811 932  0.3+  0.1-    180614 474  0.5+  0.3-
    050805 474  0.0   0.0     050811 932  0.8+  0.3+    180614 474  0.4+  0.2-
    050805 474  0.1-  0.5-    050814 J95  0.2+  0.1-
    
    Ephemeris:
    2005 PP                  a,e,i = 2.19, 0.48, 10                  q = 1.1481
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 05 16    19 51 43.7 -44 59 15   0.4691  1.3130   120.5    41.6    21.9
    ...
    2018 05 31    21 02 52.7 -41 15 26   0.3730  1.2446   120.3    44.7    21.3
    ...
    2018 06 08    21 40 31.8 -37 13 43   0.3328  1.2141   119.6    46.6    21.1
    ...
    2018 06 14    22 07 16.9 -33 09 45   0.3078  1.1946   118.8    48.2    20.9
    2018 06 15    22 11 33.9 -32 23 53   0.3041  1.1917   118.6    48.4    20.9
    2018 06 16    22 15 47.4 -31 36 33   0.3005  1.1888   118.5    48.7    20.9
    ...
    2018 06 22    22 39 52.8 -26 23 39   0.2818  1.1735   117.6    50.1    20.8
    ...
    2018 06 30    23 08 18.7 -18 21 37   0.2642  1.1585   116.4    51.8    20.6
    ...
    2018 07 15    23 49 21.6 -01 52 11   0.2531  1.1481   115.4    53.1    20.6
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-L77
    

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