• Processing (Info)

    • MPEC 2018-K74 : 2018 KE2

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    Read MPEC 2018-K73 Read MPEC 2018-K75 

    M.P.E.C. 2018-K74                                Issued 2018 May 23, 16:28 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2018 KE2

Observations:
     K18K02E* C2018 05 21.43846 15 09 38.880-02 25 39.41         21.0 wUEK074F51
     K18K02E  C2018 05 21.45025 15 09 41.452-02 24 17.66         21.4 wUEK074F51
     K18K02E  C2018 05 21.46198 15 09 44.028-02 22 56.07         21.2 wUEK074F51
     K18K02E  C2018 05 21.47372 15 09 46.602-02 21 34.80         21.6 wUEK074F51
     K18K02E ^C2018 05 22.28661 15 13 15.148-00 53 46.35         21.2 GUEK074568
     K18K02E ^C2018 05 22.28756 15 13 15.337-00 53 40.61         21.4 GUEK074568
     K18K02E ^C2018 05 22.28851 15 13 15.525-00 53 34.90         21.6 GUEK074568
     K18K02E |C2018 05 23.09409 15 16 10.99 +00 24 28.7          21.2 GUEK074807
     K18K02E |C2018 05 23.09922 15 16 11.87 +00 24 56.3          21.3 GUEK074807
     K18K02E |C2018 05 23.10461 15 16 12.80 +00 25 25.1          21.3 GUEK074807
     K18K02E  C2018 05 23.21804 15 16 36.05 +00 33 39.2          20.8 GUEK074V06
     K18K02E  C2018 05 23.22106 15 16 36.59 +00 33 54.5          21.0 GUEK074V06
     K18K02E  C2018 05 23.22409 15 16 37.10 +00 34 10.3          21.5 GUEK074V06
     K18K02E  C2018 05 23.22711 15 16 37.59 +00 34 26.4          21.5 GUEK074V06
     K18K02E KC2018 05 23.29489 15 16 49.03 +00 40 22.0                oEK074691
     K18K02E KC2018 05 23.30576 15 16 50.83 +00 41 17.0                oEK074691

Observer details:
568 Mauna Kea.  Observers R. Wainscoat, D. Woodworth, A. Petric.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
691 Steward Observatory, Kitt Peak.  Observer M. T. Read.  0.9-m f/3 reflector
    + 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.
V06 Catalina Sky Survey-Kuiper.  Observer R. A. Kowalski.  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.  1.55-m reflector + CCD.

Orbital elements:
2018 KE2                                                 Earth MOID = 0.0331 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M   5.32203              (2000.0)            P               Q
n   0.69412052     Peri.  284.80520     -0.91607188     -0.34937896
a   1.2633183      Node   235.11950     +0.39238839     -0.88221085
e   0.3080415      Incl.   13.88356     -0.08272646     -0.31565543
P   1.42           H   25.8           G   0.15           U   7
Residuals in seconds of arc
180521 F51  0.0   0.1+    180522 568  0.0   0.1-    180523 V06  0.2+  0.1-
180521 F51  0.0   0.1-    180523 807  0.1+  0.1-    180523 V06  0.1-  0.1+
180521 F51  0.1+  0.1+    180523 807  0.0   0.0     180523 691  0.0   0.6+
180521 F51  0.0   0.0     180523 807  0.1-  0.0     180523 691  0.1-  0.8-
180522 568  0.0   0.0     180523 V06  0.1-  0.6+
180522 568  0.0   0.0     180523 V06  0.3+  0.0

Ephemeris:
2018 KE2                 a,e,i = 1.26, 0.31, 14                  q = 0.8742
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 04 23    04 43 37.9 -35 22 15   0.1157  0.9550    61.2   112.7    25.4
...
2018 05 08    08 37 45.0 -61 23 55   0.03893 1.0182   102.4    75.5    21.4
...
2018 05 16    14 29 14.8 -19 48 45   0.04591 1.0556   165.7    13.7    20.0
...
2018 05 22    15 12 02.3 -01 22 51   0.07730 1.0845   158.5    20.0    21.4
2018 05 23    15 15 48.5 +00 15 04   0.08320 1.0894   156.9    21.4    21.6
2018 05 24    15 19 06.2 +01 39 07   0.08921 1.0943   155.3    22.7    21.8
...
2018 05 30    15 32 40.7 +06 55 17   0.1270  1.1238   148.5    28.1    22.8
...
2018 06 07    15 42 59.9 +09 43 06   0.1806  1.1635   142.6    32.0    23.8
...
2018 06 22    15 56 16.3 +10 09 27   0.2895  1.2368   134.6    35.8    25.0

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-K74

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