[Iaude] MPEC E65: 2018 EK2 [a=1.38,e=0.22,i=4.6,H=25.8]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sun Mar 11 19:05:16 EDT 2018


M.P.E.C. 2018-E65                                Issued 2018 Mar. 11, 23:01 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 EK2
 
Observations:
     K18E02K* C2018 03 07.30595 10 37 18.037+11 54 42.66         22.1 wUEE065F51
     K18E02K  C2018 03 07.31628 10 37 18.102+11 54 08.32         21.8 wUEE065F51
     K18E02K  C2018 03 07.32659 10 37 18.161+11 53 34.10         21.6 wUEE065F51
     K18E02K  C2018 03 07.44032310 37 14.81 +11 46 46.1          22.0 GUEE065H01
     K18E02K  C2018 03 07.44423810 37 14.87 +11 46 32.8          21.5 GUEE065H01
     K18E02K  C2018 03 07.45330910 37 15.03 +11 46 01.3          21.2 GUEE065H01
     K18E02K  C2018 03 07.46296210 37 15.22 +11 45 28.0          21.9 GUEE065H01
     K18E02K |C2018 03 08.14057 10 37 42.50 +11 09 09.8          21.4 VuEE065807
     K18E02K |C2018 03 08.14759 10 37 42.55 +11 08 47.5          21.5 VuEE065807
     K18E02K |C2018 03 08.15462 10 37 42.50 +11 08 24.1          21.7 VuEE065807
     K18E02K |C2018 03 11.15019 10 39 20.53 +08 28 04.2          21.6 GUEE065807
     K18E02K |C2018 03 11.15773 10 39 20.56 +08 27 40.9          21.4 GUEE065807
     K18E02K |C2018 03 11.16545 10 39 20.59 +08 27 17.1          21.5 GUEE065807
 
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.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
 
Orbital elements:
2018 EK2                                                 Earth MOID = 0.0919 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M  26.45300              (2000.0)            P               Q
n   0.60668794     Peri.  149.43735     -0.74866170     -0.66277883
a   1.3819505      Node   349.01070     +0.59102667     -0.65690242
e   0.2237396      Incl.    4.56194     +0.30032172     -0.35944879
P   1.62           H   25.8           G   0.15           U   7
Residuals in seconds of arc
180307 F51  0.3-  0.1-    180307 H01  0.1-  0.1-    180311 807  0.1-  0.0
180307 F51  0.1-  0.0     180307 H01  0.1+  0.0     180311 807  0.1-  0.0
180307 F51  0.1+  0.1+    180308 807  0.6+  0.5-    180311 807  0.2-  0.0
180307 H01  0.1-  0.2-    180308 807  1.1+  0.5+
180307 H01  0.2-  0.0     180308 807  0.2+  0.4+

Ephemeris:
2018 EK2                 a,e,i = 1.38, 0.22, 5                   q = 1.0728
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 02 09    10 19 01.5 +38 19 43   0.09492 1.0728   154.1    23.7    22.0
...
2018 02 24    10 31 05.3 +23 30 28   0.09350 1.0806   166.1    12.7    21.6
...
2018 03 04    10 35 29.5 +15 08 02   0.09975 1.0898   169.9     9.2    21.6
...
2018 03 10    10 38 41.7 +09 27 24   0.1078  1.0989   168.5    10.3    21.8
2018 03 11    10 39 14.8 +08 35 02   0.1094  1.1006   168.0    10.8    21.9
2018 03 12    10 39 48.6 +07 44 03   0.1111  1.1023   167.5    11.3    21.9
...
2018 03 18    10 43 30.0 +03 08 05   0.1229  1.1136   163.4    14.8    22.3
...
2018 03 26    10 49 37.6 -01 42 11   0.1430  1.1311   157.8    19.5    22.8
...
2018 04 10    11 05 15.0 -07 36 13   0.1925  1.1699   148.3    26.7    23.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-E65



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