[Iaude] MPEC M16: 2018 LR5 [a=2.31,e=0.52,i=10.2,H=24.2]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Jun 17 13:23:22 EDT 2018


M.P.E.C. 2018-M16                                Issued 2018 June 17, 17:20 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 LR5
 
Observations:
     K18L05R* C2018 06 14.34521 15 45 22.788-17 26 59.48         20.9 wUEM016F51
     K18L05R  C2018 06 14.35631 15 45 25.937-17 28 19.00         21.0 wUEM016F51
     K18L05R  C2018 06 14.36745 15 45 29.099-17 29 38.94         20.9 wUEM016F51
     K18L05R ^C2018 06 15.35057215 50 38.689-19 25 20.79         20.77GVEM016568
     K18L05R ^C2018 06 15.35151715 50 38.956-19 25 27.30         20.75GVEM016568
     K18L05R ^C2018 06 15.35246115 50 39.224-19 25 33.86         20.77GVEM016568
     K18L05R KC2018 06 15.47215 15 51 16.37 -19 38 09.1                UEM016474
     K18L05R KC2018 06 15.47454 15 51 17.07 -19 38 26.2          21.0 GUEM016474
     K18L05R KC2018 06 15.47694 15 51 17.70 -19 38 42.5          20.8 GUEM016474
     K18L05R KC2018 06 17.33180 16 01 02.27 -23 06 24.4                oEM016291
     K18L05R KC2018 06 17.33374 16 01 02.78 -23 06 37.5                oEM016291
     K18L05R KC2018 06 17.33568 16 01 03.32 -23 06 50.1                oEM016291
 
Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore,
    P. M. Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
568 Mauna Kea.  Observers R. Wainscoat, L. Wells, N. Manset.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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 LR5                                                 Earth MOID = 0.1027 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 342.08626              (2000.0)            P               Q
n   0.28009712     Peri.  158.48674     -0.48967761     +0.85425867
a   2.3134687      Node    81.81948     -0.82347275     -0.38733660
e   0.5228738      Incl.   10.15526     -0.28654576     -0.34671673
P   3.52           H   24.2           G   0.15           U   7
Residuals in seconds of arc
180614 F51  0.1+  0.1-    180615 568  0.1-  0.0     180615 474  0.6-  0.0
180614 F51  0.0   0.1+    180615 568  0.1-  0.0     180617 291  0.7+  0.6+
180614 F51  0.0   0.1+    180615 474  0.4+  0.3+    180617 291  0.1-  0.2-
180615 568  0.0   0.1-    180615 474  0.4+  0.3-    180617 291  0.6-  0.5-

Ephemeris:
2018 LR5                 a,e,i = 2.31, 0.52, 10                  q = 1.1038
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 05 18    13 53 02.7 +29 53 19   0.1565  1.1078   124.6    48.7    22.2
...
2018 06 02    14 45 21.7 +08 35 32   0.1200  1.1070   138.6    37.3    21.3
...
2018 06 10    15 23 02.4 -08 19 40   0.1168  1.1180   150.2    26.9    21.0
...
2018 06 16    15 54 03.0 -20 38 49   0.1251  1.1314   156.2    21.3    21.0
2018 06 17    15 59 19.2 -22 29 40   0.1273  1.1340   156.7    20.7    21.0
2018 06 18    16 04 35.8 -24 15 58   0.1298  1.1367   157.1    20.3    21.1
...
2018 06 24    16 35 53.2 -33 10 13   0.1492  1.1554   157.2    19.9    21.4
...
2018 07 02    17 14 27.3 -40 43 13   0.1846  1.1858   154.4    21.8    22.0
...
2018 07 17    18 11 10.8 -46 10 37   0.2726  1.2574   148.7    24.8    23.0

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-M16



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