• MPC Preparation (Info)

  • MPEC 2020-X107 : 2018 CK14

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    M.P.E.C. 2020-X107                            Issued 2020 December 11, 15:00 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 CK14                                
    
    
                               Revision to MPEC 2018-D17                            
    
    Additional Observations:
         K18C14K |C2020 12 09.20003 05 57 33.46 -04 47 41.9          22.6 GVEX107807
         K18C14K |C2020 12 09.21500 05 57 32.39 -04 47 42.5          22.8 GVEX107807
         K18C14K |C2020 12 09.22956 05 57 31.35 -04 47 43.1          22.9 GVEX107807
         K18C14K |C2020 12 10.24423 05 56 20.80 -04 48 12.0          22.7 GVEX107807
         K18C14K |C2020 12 10.25605 05 56 19.95 -04 48 11.9          23.0 GVEX107807
         K18C14K |C2020 12 10.26794 05 56 19.07 -04 48 12.3          22.8 GVEX107807
    
    Observer details:
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
        1.00-m f/10.0 astrograph + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc, reference and Delta-T
    201209 807 13.1+  2.0+    201210 807 12.9+  2.0+    MPO457148   +0.01 days
    
    Orbital elements:
    2018 CK14                                                Earth MOID = 0.3616 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
    M 290.08164              (2000.0)            P               Q
    n   0.29259568     Peri.   69.41956     -0.84607928     +0.47620746
    a   2.2471088      Node   138.00740     -0.51361690     -0.84852836
    e   0.4656621      Incl.   20.97917     +0.14264473     -0.23070777
    P   3.37           H   19.4           G   0.15           U   0
    Residuals in seconds of arc
    180114 F51  0.0   0.0     180223 I52  0.3+  0.2+    180505 711  0.2-  0.3+
    180114 F51  0.0   0.0     180307 I52  0.1-  0.2+    180505 711  0.4-  0.3+
    180114 F51  0.0   0.1+    180307 I52  0.2-  0.3-    180507 711  0.0   0.5-
    180212 F51  0.0   0.0     180307 I52  0.7+  0.1-    180507 711  0.4+  0.2-
    180212 F51  0.0   0.0     180307 I52  0.0   0.1-    180507 711  0.3+  0.4-
    180212 F51  0.1-  0.0     180317 I52  0.1-  0.2-    180604 F51  0.1-  0.2-
    180213 568  0.0   0.0     180317 I52  0.1-  0.3+    180604 F51  0.3+  0.1+
    180213 568  0.0   0.0     180317 I52  0.1-  0.1+    180604 F51  0.1+  0.0
    180213 568  0.0   0.0     180317 I52  0.0   0.0     180604 F51  0.2+  0.0
    180214 J95  0.5-  0.1-    180318 I52  0.1-  0.2-    180703 691  0.2+  0.3+
    180214 J95  0.1+  0.1-    180318 I52  0.3-  0.3-    180703 691  0.0   0.1+
    180214 J95  0.4+  0.0     180318 I52  0.6-  0.4-    180803 T12  0.0   0.1-
    180214 H36  0.6+  0.2+    180318 I52  0.0   0.4-    180803 T12  0.0   0.1+
    180214 H36  0.0   1.4+    180330 T12  0.0   0.0     180803 T12  0.0   0.0
    180216 L01  0.5-  0.5+    180330 T12  0.0   0.0     201209 807  0.1+  0.0
    180216 L01  0.0   0.9-    180409 I52  1.2-  0.5+    201209 807  0.0   0.0
    180216 L01  0.7-  0.3-    180409 I52  0.1-  0.5+    201209 807  0.1-  0.1-
    180216 L01  0.4-  0.2+    180409 I52  0.4-  0.1-    201210 807  0.1+  0.1-
    180223 I52  0.4+  0.1+    180421 I52  0.4+  0.1-    201210 807  0.1+  0.2+
    180223 I52  0.5+  0.2-    180421 I52  0.1+  0.2-    201210 807  0.2-  0.0
    180223 I52  0.0   0.1+    180505 711  0.3-  0.3+
    
    Ephemeris:
    2018 CK14                a,e,i = 2.25, 0.47, 21                  q = 1.2007
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 11 11    06 19 07.6 -02 58 06   1.8041  2.5371   128.0    17.9    23.6
    ...
    2020 11 26    06 10 33.0 -04 15 55   1.6230  2.4673   140.7    14.7    23.2
    ...
    2020 12 04    06 03 13.0 -04 40 31   1.5449  2.4288   146.6    12.9    23.0
    ...
    2020 12 10    05 56 38.0 -04 48 09   1.4961  2.3993   149.9    11.9    22.9
    2020 12 11    05 55 27.6 -04 48 24   1.4888  2.3944   150.3    11.8    22.9
    2020 12 12    05 54 16.0 -04 48 19   1.4818  2.3894   150.7    11.6    22.9
    ...
    2020 12 18    05 46 46.8 -04 41 02   1.4452  2.3593   151.9    11.3    22.8
    ...
    2020 12 26    05 36 18.6 -04 12 04   1.4112  2.3184   150.5    12.0    22.7
    ...
    2021 01 10    05 17 39.9 -02 19 29   1.3915  2.2394   140.5    16.2    22.7
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-X107
    


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