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  • MPEC 2018-X114: 2018 XX3

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    M.P.E.C. 2018-X114                               Issued 2018 Dec. 14, 15:40 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
    
                                       2018 XX3
    
    Observations:
         K18X03X* C2018 12 13.30812 04 46 02.20 +17 57 45.3          19.8 GVEX114G96
         K18X03X  C2018 12 13.31370 04 46 04.49 +17 54 51.0          19.0 GVEX114G96
         K18X03X  C2018 12 13.31928 04 46 06.75 +17 51 54.4          19.5 GVEX114G96
         K18X03X  C2018 12 13.36315 04 46 25.38 +17 29 20.6          19.3 GVEX114I52
         K18X03X  C2018 12 13.36371 04 46 25.64 +17 29 03.2          19.6 GVEX114I52
         K18X03X  C2018 12 13.36426 04 46 25.85 +17 28 46.4          19.2 GVEX114I52
         K18X03X  C2018 12 13.36482 04 46 26.14 +17 28 29.1          19.3 GVEX114I52
         K18X03X  C2018 12 13.41089 04 46 47.99 +17 05 06.5          19.6 GVEX114I52
         K18X03X  C2018 12 13.41162 04 46 48.39 +17 04 44.2          19.8 GVEX114I52
         K18X03X  C2018 12 13.41236 04 46 48.77 +17 04 22.0          19.9 GVEX114I52
         K18X03X  C2018 12 13.41313 04 46 49.16 +17 03 58.6          19.4 GVEX114I52
         K18X03X  C2018 12 13.48039 04 47 27.62 +16 30 42.9          18.6 GVEX114I52
         K18X03X  C2018 12 13.48151 04 47 28.40 +16 30 08.5          19.3 GVEX114I52
         K18X03X  C2018 12 13.48262 04 47 29.15 +16 29 36.5          19.5 GVEX114I52
         K18X03X KC2018 12 13.82525104 52 57.17 +14 03 49.1          19.4 GVEX114J95
         K18X03X KC2018 12 13.83457004 53 01.12 +14 00 27.0          19.9 GVEX114J95
         K18X03X KC2018 12 13.84656804 53 06.00 +13 56 07.8          20.1 GVEX114J95
         K18X03X  C2018 12 14.31396 04 56 24.31 +11 28 08.2          20.1 GVEX114I52
         K18X03X  C2018 12 14.31493 04 56 24.45 +11 27 50.8          19.8 GVEX114I52
         K18X03X  C2018 12 14.31590 04 56 24.58 +11 27 33.8          19.9 GVEX114I52
         K18X03X  C2018 12 14.31686 04 56 24.69 +11 27 17.2          20.2 GVEX114I52
    
    Observer details:
    G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  Measurers B. M. Africano,
        E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
        H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
        F. C. Shelly.  1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer H. Groeller.
        Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
        A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
        G. J. Leonard, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
        Schmidt-Cassegrain + CCD.
    
    Orbital elements:
    2018 XX3                                                 Earth MOID = 0.0034 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M 191.89732              (2000.0)            P               Q
    n   0.94038376     Peri.  101.52963     +0.99678852     -0.03247349
    a   1.0318090      Node   260.36247     +0.00177044     +0.92280014
    e   0.1250450      Incl.    4.25796     +0.08005938     +0.38390802
    P   1.05           H   29.7           G   0.15           U   6
    Residuals in seconds of arc
    181213 G96  0.6+  0.3+    181213 I52  0.4-  0.2+    181213 J95  0.7-  0.5+
    181213 G96  0.7+  0.0     181213 I52  0.0   0.1-    181213 J95  0.1-  0.0
    181213 G96 (0.3+  2.8-)   181213 I52  0.1+  0.0     181213 J95  0.6+  0.6-
    181213 I52  0.1-  0.1+    181213 I52  0.0   0.1-    181214 I52  0.1+  0.2+
    181213 I52  0.1+  0.1-    181213 I52 (1.4-  1.5+)   181214 I52  0.3+  0.1-
    181213 I52  0.4-  0.0     181213 I52  0.5-  0.2-    181214 I52  0.3+  0.0
    181213 I52  0.1+  0.1-    181213 I52  0.0   0.2+    181214 I52  0.0   0.3+
    
    Ephemeris:
    2018 XX3                 a,e,i = 1.03, 0.13, 4                   q = 0.9028
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 11 14    17 15 43.5 +02 58 19   0.07204 0.9324    36.3   141.0    30.8
    ...
    2018 11 29    17 25 44.0 +08 12 09   0.03085 0.9610    33.9   145.1    29.6
    ...
    2018 12 07    17 44 31.2 +20 17 23   0.01039 0.9779    44.6   134.9    26.0
    ...
    2018 12 13    04 41 21.6 +20 58 12   0.0066230.9910   170.9     9.0    19.4
    2018 12 14    04 53 59.2 +13 12 46   0.0089950.9932   167.8    12.1    20.2
    2018 12 15    05 00 55.2 +08 44 02   0.01147 0.9953   164.1    15.7    20.8
    ...
    2018 12 21    05 14 59.5 -00 06 21   0.02695 1.0081   154.6    24.8    23.0
    ...
    2018 12 29    05 20 29.9 -02 18 54   0.04839 1.0253   149.3    29.3    24.5
    ...
    2019 01 13    05 28 47.4 -01 42 36   0.09191 1.0566   141.1    35.7    26.1
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-X114
    

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