[Iaude] MPEC M25: 2018 MA [a=1.22,e=0.29,i=27.2,H=24.2]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Jun 17 14:27:19 EDT 2018


M.P.E.C. 2018-M25                                Issued 2018 June 17, 18:22 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 MA
 
Observations:
     K18M00A  C2018 06 14.53838720 13 58.121+03 38 20.52         20.32GVEM025F51
     K18M00A* C2018 06 16.51558 20 34 52.318-03 49 48.02         20.3 wUEM025F51
     K18M00A  C2018 06 16.52829 20 35 01.392-03 53 16.80         20.8 wUEM025F51
     K18M00A  C2018 06 16.54096 20 35 10.447-03 56 45.87         20.2 wUEM025F51
     K18M00A  C2018 06 16.55368 20 35 19.543-04 00 15.83         20.5 wUEM025F51
     K18M00A |C2018 06 17.27144 20 45 14.46 -07 30 39.3          19.6 VuEM025807
     K18M00A |C2018 06 17.27413 20 45 16.76 -07 31 30.1          20.1 VuEM025807
     K18M00A |C2018 06 17.27720 20 45 19.36 -07 32 28.7          20.2 VuEM025807
 
Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
    + CCD, 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 MA                                                  Earth MOID = 0.0334 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 248.11450              (2000.0)            P               Q
n   0.73300878     Peri.  257.83104     +0.86727440     +0.19629497
a   1.2182318      Node    89.48049     -0.02272371     +0.93363280
e   0.2860603      Incl.   27.22692     -0.49731153     +0.29966328
P   1.34           H   24.2           G   0.15           U   7
Residuals in seconds of arc
180614 F51  0.0   0.0     180616 F51  0.1+  0.1-    180617 807  0.1+  0.2+
180616 F51  0.0   0.1-    180616 F51  0.1-  0.1+    180617 807  0.2+  0.0
180616 F51  0.1+  0.1+    180617 807  0.4-  0.2-

Ephemeris:
2018 MA                  a,e,i = 1.22, 0.29, 27                  q = 0.8697
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 05 18    18 54 49.3 +22 35 20   0.3408  1.2013   116.2    49.1    24.1
...
2018 06 02    19 19 46.5 +19 46 12   0.1972  1.1323   122.5    49.1    22.8
...
2018 06 10    19 45 11.1 +13 12 03   0.1233  1.0951   127.8    47.1    21.6
...
2018 06 16    20 28 37.1 -01 34 43   0.07369 1.0674   133.0    44.1    20.4
2018 06 17    20 41 16.7 -06 07 35   0.06681 1.0628   133.3    44.1    20.2
2018 06 18    20 56 52.7 -11 38 10   0.06070 1.0583   132.9    44.7    20.0
...
2018 06 24    00 37 06.0 -52 52 50   0.05398 1.0312   104.5    72.6    20.5
...
2018 07 02    04 57 03.6 -49 36 22   0.1097  0.9965    76.4    97.5    22.9
...
2018 07 17    06 08 35.6 -39 18 28   0.2410  0.9385    64.6   102.0    24.7

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-M25



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