[Iaude] MPEC X111: 2018 XU3 [a=1.59,e=0.40,i=13.3,H=25.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Dec 14 10:31:20 EST 2018


M.P.E.C. 2018-X111                               Issued 2018 Dec. 14, 15:28 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2018 XU3
 
Observations:
     K18X03U* C2018 12 12.13980 01 47 04.12 +16 59 00.1          21.2 GVEX111G96
     K18X03U  C2018 12 12.14543 01 47 00.19 +17 00 08.5          20.5 GVEX111G96
     K18X03U  C2018 12 12.15107 01 46 56.32 +17 01 18.2          21.1 GVEX111G96
     K18X03U  C2018 12 12.15670 01 46 52.47 +17 02 24.8          21.0 GVEX111G96
     K18X03U  C2018 12 12.18551701 46 32.19 +17 08 09.1          20.7 GVEX111H01
     K18X03U  C2018 12 12.18940001 46 29.52 +17 08 55.9          20.3 GVEX111H01
     K18X03U  C2018 12 12.20120401 46 21.40 +17 11 18.2          20.7 GVEX111H01
     K18X03U  C2018 12 12.21237301 46 13.72 +17 13 33.0          21.0 GVEX111H01
     K18X03U KC2018 12 12.80054601 39 46.72 +19 14 38.3          21.2 GVEX111L01
     K18X03U KC2018 12 12.80518701 39 43.40 +19 15 36.6          21.1 GVEX111L01
     K18X03U  C2018 12 13.08888 01 36 28.93 +20 16 22.0          21.2 GVEX111I52
     K18X03U  C2018 12 13.09082 01 36 27.46 +20 16 47.2          21.1 GVEX111I52
     K18X03U  C2018 12 13.09277 01 36 25.96 +20 17 13.0          20.4 GVEX111I52
     K18X03U  C2018 12 13.09471 01 36 24.54 +20 17 37.8          21.4 GVEX111I52
     K18X03U  C2018 12 14.08098 01 24 07.62 +23 55 12.4          20.9 GVEX111I52
     K18X03U  C2018 12 14.08293 01 24 05.99 +23 55 39.4          21.4 GVEX111I52
     K18X03U  C2018 12 14.08487 01 24 04.36 +23 56 05.7          21.2 GVEX111I52
 
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.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + 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.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
 
Orbital elements:
2018 XU3                                                 Earth MOID = 0.0380 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  48.92505              (2000.0)            P               Q
n   0.49065887     Peri.   44.74929     -0.48492999     -0.84567234
a   1.5920240      Node    75.46544     +0.72400009     -0.53115856
e   0.4036743      Incl.   13.31250     +0.49057800     -0.05204684
P   2.01           H   25.3           G   0.15           U   6
Residuals in seconds of arc
181212 G96  0.3+  0.5-    181212 H01  0.1+  0.3-    181213 I52  0.3-  0.5+
181212 G96  0.6-  0.2-    181212 H01  0.1+  0.2-    181213 I52  0.3+  0.2+
181212 G96  0.5-  1.3+    181212 L01  0.5-  0.2-    181214 I52  0.2-  0.3-
181212 G96  0.2-  0.2-    181212 L01  0.3+  0.6-    181214 I52  0.1-  0.0
181212 H01  0.1+  0.3-    181213 I52  0.1+  0.1-    181214 I52  0.0   0.2-
181212 H01  0.1+  0.3-    181213 I52  0.0   0.0

Ephemeris:
2018 XU3                 a,e,i = 1.59, 0.40, 13                  q = 0.9494
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 14    03 40 22.2 -14 38 36   0.2096  1.1704   146.7    27.7    23.5
...
2018 11 29    03 07 21.4 -08 13 27   0.1226  1.0899   145.6    30.7    22.3
...
2018 12 07    02 29 37.2 +03 05 28   0.08468 1.0517   140.2    36.8    21.5
...
2018 12 13    01 37 29.0 +19 57 43   0.06453 1.0260   128.6    48.6    21.2
2018 12 14    01 25 08.9 +23 37 09   0.06235 1.0220   125.7    51.5    21.2
2018 12 15    01 11 21.0 +27 26 56   0.06061 1.0181   122.5    54.7    21.2
...
2018 12 21    23 09 23.9 +48 59 34   0.06054 0.9965   100.5    76.1    21.9
...
2018 12 29    19 49 29.5 +55 42 14   0.08319 0.9734    80.7    94.4    23.2
...
2019 01 13    17 35 35.4 +46 01 01   0.1484  0.9506    72.9    98.5    24.6

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-X111



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