• MPC Preparation (Info)

  • MPEC 2018-K66 : 2018 KW1

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    M.P.E.C. 2018-K66                                Issued 2018 May 22, 17:11 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 KW1
    
    Observations:
         K18K01W* C2018 05 22.19443 13 48 57.80 +19 03 55.5          19.9 GUEK066G96
         K18K01W  C2018 05 22.20007 13 48 50.34 +19 01 18.0          19.9 GUEK066G96
         K18K01W  C2018 05 22.20570 13 48 42.69 +18 58 36.5          19.8 GUEK066G96
         K18K01W  C2018 05 22.21133 13 48 35.02 +18 55 53.4          20.5 GUEK066G96
         K18K01W  C2018 05 22.23576 13 48 00.93 +18 43 41.0          19.9 GUEK066I52
         K18K01W  C2018 05 22.23649 13 47 59.92 +18 43 19.2          20.0 GUEK066I52
         K18K01W  C2018 05 22.23722 13 47 58.89 +18 42 56.6          19.9 GUEK066I52
         K18K01W  C2018 05 22.23795 13 47 57.83 +18 42 33.8          19.7 GUEK066I52
         K18K01W  C2018 05 22.33040 13 45 43.51 +17 50 03.9          19.6 GUEK066I52
         K18K01W  C2018 05 22.33113 13 45 42.49 +17 49 38.0          20.0 GUEK066I52
         K18K01W  C2018 05 22.33186 13 45 41.44 +17 49 09.9          20.0 GUEK066I52
         K18K01W  C2018 05 22.33259 13 45 40.40 +17 48 43.2          20.3 GUEK066I52
         K18K01W KC2018 05 22.66415 13 40 17.66 +13 13 58.5          19.7  UEK066C42
         K18K01W KC2018 05 22.67072 13 40 01.81 +13 06 31.4          19.9  UEK066C42
    
    Observer details:
    C42 Xingming Observatory, Mt. Nanshan.  Observer X. Gao.  Measurer Q.-Z. Ye.
        0.6-m reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer A. D. Grauer.  Measurers B. M. Africano,
        E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller,
        J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
        F. C. Shelly.  1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers B. M. Africano, E. J. Christensen, D. C. Fuls, A. R. Gibbs,
        A. D. Grauer, H. Groeller, J. A. Johnson, R. A. Kowalski, S. M. Larson,
        G. J. Leonard, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
    
    Orbital elements:
    2018 KW1                                                 Earth MOID = 0.0010 AU
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M 312.22327              (2000.0)            P               Q
    n   0.57079531     Peri.  205.31552     -0.05420555     +0.99181651
    a   1.4392927      Node    61.76406     -0.89236909     +0.00382599
    e   0.3118208      Incl.    7.53927     -0.44803924     -0.12761418
    P   1.73           H   29.8           G   0.15           U   6
    Residuals in seconds of arc
    180522 G96  0.7-  1.7-    180522 I52  0.0   0.5+    180522 I52  0.1-  0.4-
    180522 G96  0.6+  0.5+    180522 I52  0.0   0.4+    180522 I52  0.2+  0.3+
    180522 G96  0.1+  0.3+    180522 I52  0.3-  0.1+    180522 C42  0.3+  0.6+
    180522 G96  0.2+  0.5+    180522 I52  0.8-  1.0-    180522 C42  0.7-  0.4-
    180522 I52  0.4-  0.1-    180522 I52  0.2-  0.4+
    
    Ephemeris:
    2018 KW1                 a,e,i = 1.44, 0.31, 8                   q = 0.9905
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 04 22    14 10 29.5 +25 34 57   0.1290  1.1099   142.3    33.7    27.0
    ...
    2018 05 07    14 07 16.5 +27 46 58   0.06639 1.0562   134.1    43.3    25.7
    ...
    2018 05 15    14 04 18.6 +27 45 03   0.03416 1.0329   129.5    49.1    24.4
    ...
    2018 05 21    13 56 43.5 +24 06 09   0.01015 1.0183   127.9    51.6    21.8
    2018 05 22    13 50 48.6 +20 30 05   0.0061631.0161   129.3    50.4    20.7
    2018 05 23    13 26 54.9 +04 03 00   0.0022721.0140   135.6    44.3    18.3
    ...
    2018 05 29    02 01 05.3 -26 25 49   0.02217 1.0022    58.9   120.0    26.4
    ...
    2018 06 06    02 00 14.9 -24 28 41   0.05412 0.9916    63.3   113.9    27.9
    ...
    2018 06 21    02 05 32.3 -22 37 33   0.1122  0.9887    72.7   101.1    28.7
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-K66
    

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