[Iaude] MPEC D42: 2018 AU18 [a=2.31,e=0.59,i=0.1,H=27.5]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2018-D42                                Issued 2018 Feb. 23, 02:16 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 AU18
 
Observations:
     K18A18U* C2018 01 15.37577 11 22 10.17 +07 22 05.1          21.1 GUED042G96
     K18A18U  C2018 01 15.38095 11 22 06.57 +07 22 13.4          20.6 GUED042G96
     K18A18U  C2018 01 15.39127 11 21 59.31 +07 22 29.9          21.5 GUED042G96
     K18A18U  C2018 01 15.48122 11 20 56.88 +07 24 44.1          21.2 GUED042G96
     K18A18U  C2018 01 15.48198 11 20 56.31 +07 24 45.3          21.4 GUED042G96
     K18A18U  C2018 01 15.48273 11 20 55.83 +07 24 46.2          21.0 GUED042G96
     K18A18U  C2018 01 15.48348 11 20 55.32 +07 24 46.8          20.9 GUED042G96
     K18A18U  C2018 01 17.49816 11 07 28.81 +07 58 26.5                UED042G96
     K18A18U  C2018 01 17.49978 11 07 28.18 +07 58 27.1          21.8 GUED042G96
     K18A18U  C2018 01 17.50140 11 07 27.61 +07 58 28.6                UED042G96
     K18A18U  C2018 01 17.50302 11 07 26.99 +07 58 29.6                UED042G96
     K18A18U  C2018 01 20.35083 10 57 45.61 +08 23 44.1                UED042G96
     K18A18U  C2018 01 20.35228 10 57 45.40 +08 23 43.6                UED042G96
     K18A18U  C2018 01 20.35372 10 57 45.05 +08 23 45.5                UED042G96
     K18A18U  C2018 01 20.35517 10 57 44.74 +08 23 45.4                UED042G96
 
Observer details:
G96 Mt. Lemmon Survey.  Observers D. C. Fuls, A. R. Gibbs.  Measurers
    E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson,
    R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
 
Orbital elements:
2018 AU18                                                Earth MOID = 0.0005 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M  25.75917              (2000.0)            P               Q
n   0.28143916     Peri.   11.95908     +0.11422907     -0.99345292
a   2.3061083      Node    71.48178     +0.91132559     +0.10408959
e   0.5923374      Incl.    0.10494     +0.39552166     +0.04708134
P   3.50           H   27.5           G   0.15           U   6
Residuals in seconds of arc
180115 G96  1.1-  0.1-    180115 G96  0.5+  0.2+    180117 G96  0.4-  0.6+
180115 G96  0.8-  0.1-    180115 G96  0.6+  0.2-    180120 G96  0.7-  0.3+
180115 G96  1.5-  0.1-    180117 G96  0.0   0.7+    180120 G96  0.6+  0.9-
180115 G96  0.8+  0.2+    180117 G96  0.5-  0.2+    180120 G96  0.1-  0.3+
180115 G96  0.0   0.3+    180117 G96  0.1-  0.6+    180120 G96  0.3-  0.5-

Ephemeris:
2018 AU18                a,e,i = 2.31, 0.59, 0                   q = 0.9401
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 24    10 50 27.8 +08 45 04   0.07167 1.0425   143.0    34.6    23.3
...
2018 02 08    10 34 36.3 +09 44 26   0.1587  1.1386   162.3    15.3    24.6
...
2018 02 16    10 28 34.9 +10 11 14   0.2110  1.1971   171.9     6.7    25.0
...
2018 02 22    10 25 01.6 +10 27 03   0.2542  1.2433   178.8     1.0    25.2
2018 02 23    10 24 31.8 +10 29 12   0.2618  1.2511   179.5     0.4    25.2
2018 02 24    10 24 03.7 +10 31 13   0.2695  1.2590   178.8     1.0    25.3
...
2018 03 02    10 21 52.8 +10 40 05   0.3181  1.3069   172.3     5.9    26.1
...
2018 03 10    10 20 38.0 +10 43 09   0.3901  1.3722   164.0    11.5    26.8
...
2018 03 25    10 23 19.1 +10 21 57   0.5483  1.4966   149.8    19.6    28.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-D42