[Iaude] MPEC X113: 2018 XW3 [a=1.44,e=0.46,i=2.5,H=26.3]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Fri Dec 14 10:39:17 EST 2018


M.P.E.C. 2018-X113                               Issued 2018 Dec. 14, 15:36 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 XW3
 
Observations:
     K18X03W* C2018 12 13.22960 03 57 24.09 +14 23 48.3          20.1 GVEX113G96
     K18X03W  C2018 12 13.23515 03 57 30.69 +14 24 05.6          19.5 GVEX113G96
     K18X03W  C2018 12 13.24070 03 57 37.25 +14 24 22.3          19.8 GVEX113G96
     K18X03W  C2018 12 13.24625 03 57 43.81 +14 24 40.4                VEX113G96
     K18X03W  C2018 12 13.38934 04 00 30.13 +14 31 19.2          20.1 GVEX113I52
     K18X03W  C2018 12 13.39025 04 00 31.21 +14 31 21.5          19.2 GVEX113I52
     K18X03W  C2018 12 13.39115 04 00 32.18 +14 31 23.1                VEX113I52
     K18X03W  C2018 12 13.42784 04 01 14.53 +14 32 55.4          19.8 GVEX113I52
     K18X03W  C2018 12 13.42904 04 01 15.93 +14 32 58.0          20.3 GVEX113I52
     K18X03W  C2018 12 13.43024 04 01 17.36 +14 33 01.0          19.9 GVEX113I52
     K18X03W KC2018 12 13.85908004 09 27.80 +14 50 06.5          19.8 GVEX113J95
     K18X03W KC2018 12 13.87367504 09 41.83 +14 50 40.3          19.9 GVEX113J95
     K18X03W KC2018 12 13.88850604 09 55.94 +14 51 14.9          19.9 GVEX113J95
     K18X03W  C2018 12 14.25577 04 15 39.71 +15 04 50.1          19.9 GVEX113I52
     K18X03W  C2018 12 14.25674 04 15 40.48 +15 04 51.9          20.1 GVEX113I52
     K18X03W  C2018 12 14.25771 04 15 41.26 +15 04 53.7          20.0 GVEX113I52
     K18X03W  C2018 12 14.25868 04 15 42.06 +15 04 55.6          20.0 GVEX113I52
 
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 XW3                                                 Earth MOID = 0.0003 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 106.13150              (2000.0)            P               Q
n   0.56798367     Peri.  110.61496     +0.99294768     -0.11044422
a   1.4440386      Node   255.74541     +0.08529592     +0.91798303
e   0.4553601      Incl.    2.54831     +0.08233784     +0.38093206
P   1.74           H   26.3           G   0.15           U   7
Residuals in seconds of arc
181213 G96  0.1+  0.1-    181213 I52  0.5-  0.2-    181213 J95  0.2-  0.1-
181213 G96  0.1+  0.0     181213 I52  0.2-  0.1-    181214 I52  0.2+  0.2+
181213 G96  0.2-  0.3-    181213 I52  0.0   0.5-    181214 I52  0.1-  0.2+
181213 G96  0.4-  0.9+    181213 I52  0.7+  0.5-    181214 I52  0.1-  0.2+
181213 I52  0.0   0.6+    181213 J95  0.0   0.2+    181214 I52  0.1+  0.3+
181213 I52  0.5+  0.5+    181213 J95  0.2+  0.3-

Ephemeris:
2018 XW3                 a,e,i = 1.44, 0.46, 3                   q = 0.7865
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 14    17 46 02.7 -17 30 27   0.1940  0.8398    35.8   136.5    28.8
...
2018 11 29    18 21 50.4 -17 05 19   0.07603 0.9210    29.4   148.3    28.6
...
2018 12 07    20 35 43.2 -13 49 11   0.02077 0.9730    53.3   125.7    23.1
...
2018 12 13    03 52 12.8 +14 12 40   0.03229 1.0144   157.6    21.7    19.9
2018 12 14    04 11 41.6 +14 57 30   0.03910 1.0215   161.1    18.2    20.2
2018 12 15    04 25 27.1 +15 25 33   0.04613 1.0285   163.3    16.0    20.5
...
2018 12 21    05 02 19.5 +16 28 37   0.09036 1.0716   165.9    13.0    22.0
...
2018 12 29    05 18 38.5 +16 58 18   0.1530  1.1299   162.1    15.5    23.3
...
2019 01 13    05 33 44.6 +17 41 10   0.2837  1.2392   151.0    22.6    25.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-X113



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