[Iaude] MPEC M41: 2018 LR15 [a=2.64,e=0.52,i=7.7,H=20.8]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Jun 19 17:31:17 EDT 2018


M.P.E.C. 2018-M41                                Issued 2018 June 19, 21:27 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 LR15
 
Observations:
     K18L15R* C2018 06 13.53061 20 16 36.790-18 23 08.41         21.9 wUEM041F51
     K18L15R  C2018 06 13.54269 20 16 37.686-18 23 12.69         22.7 wUEM041F51
     K18L15R  C2018 06 13.56685 20 16 39.465-18 23 21.38         21.6 wUEM041F51
     K18L15R |C2018 06 15.34744 20 19 00.78 -18 34 17.8          22.0 GUEM041807
     K18L15R |C2018 06 15.35311 20 19 01.20 -18 34 20.0          22.0 GUEM041807
     K18L15R |C2018 06 15.35960 20 19 01.69 -18 34 22.9          22.3 GUEM041807
     K18L15R ^C2018 06 15.57355120 19 18.673-18 35 58.83         21.72GVEM041568
     K18L15R ^C2018 06 15.57449520 19 18.742-18 35 59.16         21.67GVEM041568
     K18L15R ^C2018 06 15.57544120 19 18.815-18 35 59.54         21.45GVEM041568
     K18L15R ^C2018 06 15.57638520 19 18.880-18 35 59.93         21.50GVEM041568
     K18L15R ^C2018 06 15.57733620 19 18.950-18 36 00.29         21.62GVEM041568
     K18L15R ^C2018 06 15.57828220 19 19.021-18 36 00.60         21.51GVEM041568
     K18L15R |C2018 06 17.31686 20 21 35.83 -18 47 52.6          21.1 GUEM041807
     K18L15R |C2018 06 17.32250 20 21 36.23 -18 47 54.9          21.3 GUEM041807
     K18L15R |C2018 06 17.32896 20 21 36.71 -18 47 57.8          21.3 GUEM041807
     K18L15R |C2018 06 19.22926 20 24 05.32 -19 02 23.1          21.6 GUEM041807
     K18L15R |C2018 06 19.23502 20 24 05.74 -19 02 25.9          21.6 GUEM041807
     K18L15R |C2018 06 19.24155 20 24 06.21 -19 02 29.0          21.6 GUEM041807
 
Observer details:
568 Mauna Kea.  Observers R. Wainscoat, L. Wells, N. Manset.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  1.00-m f/10.0 astrograph
    + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
    M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
    1.8-m Ritchey-Chretien + CCD.
 
Orbital elements:
2018 LR15                                                Earth MOID = 0.2977 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 321.37467              (2000.0)            P               Q
n   0.22959574     Peri.  238.23914     +0.93108394     +0.34022827
a   2.6413553      Node   101.58489     -0.27241881     +0.88843834
e   0.5152193      Incl.    7.72225     -0.24263281     +0.30809422
P   4.29           H   20.8           G   0.15           U   6
Residuals in seconds of arc
180613 F51  0.1+  0.0     180615 568  0.0   0.0     180617 807  0.0   0.0
180613 F51  0.1+  0.0     180615 568  0.0   0.0     180617 807  0.1-  0.1+
180613 F51  0.1-  0.0     180615 568  0.0   0.0     180617 807  0.0   0.0
180615 807  0.0   0.1+    180615 568  0.0   0.0     180619 807  0.0   0.0
180615 807  0.0   0.1+    180615 568  0.0   0.0     180619 807  0.0   0.0
180615 807  0.2+  0.3-    180615 568  0.0   0.1+    180619 807  0.0   0.0

Ephemeris:
2018 LR15                a,e,i = 2.64, 0.52, 8                   q = 1.2805
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 05 20    19 41 51.8 -17 13 20   0.9224  1.7106   124.3    29.3    23.1
...
2018 06 04    20 03 36.0 -17 39 48   0.7439  1.6202   133.7    26.9    22.4
...
2018 06 12    20 14 33.9 -18 14 16   0.6599  1.5740   139.0    25.1    22.0
...
2018 06 18    20 22 29.2 -18 52 57   0.6023  1.5405   143.0    23.4    21.7
2018 06 19    20 23 47.0 -19 00 37   0.5932  1.5350   143.7    23.1    21.7
2018 06 20    20 25 04.5 -19 08 40   0.5842  1.5295   144.4    22.7    21.6
...
2018 06 26    20 32 43.0 -20 05 15   0.5332  1.4976   148.6    20.7    21.3
...
2018 07 04    20 42 40.4 -21 44 52   0.4731  1.4572   154.2    17.7    20.9
...
2018 07 19    21 01 05.0 -26 10 57   0.3853  1.3898   163.4    12.1    20.2

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-M41



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