• MPC Preparation (Info)

  • MPEC 2018-G72 : 2018 GD2

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    M.P.E.C. 2018-G72                                Issued 2018 Apr. 12, 18:36 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 GD2
    
    Observations:
         K18G02D* C2018 04 11.38514 15 22 27.52 +13 39 22.0          20.1 GUEG072G96
         K18G02D  C2018 04 11.39708 15 22 43.32 +13 30 54.7          20.1 GUEG072G96
         K18G02D  C2018 04 11.40220 15 22 50.15 +13 27 14.2                UEG072G96
         K18G02D  C2018 04 11.43336415 23 28.27 +13 03 29.0          19.7 GUEG072H01
         K18G02D  C2018 04 11.43805815 23 34.99 +12 59 53.8          19.4 GUEG072H01
         K18G02D  C2018 04 11.44448115 23 44.29 +12 54 56.9          19.9 GUEG072H01
         K18G02D  C2018 04 11.45458015 23 59.20 +12 47 03.7          19.9 GUEG072H01
         K18G02D  C2018 04 11.97441 15 51 41.32 +02 03 07.1          18.6 VSEG072033
         K18G02D  C2018 04 11.97853 15 51 58.37 +01 55 17.4          18.4 VSEG072033
         K18G02D  C2018 04 11.98266 15 52 15.59 +01 47 23.1          18.7 VSEG072033
         K18G02D  C2018 04 12.45843 16 58 08.97 -24 12 38.3          17.7 GUEG072G96
         K18G02D  C2018 04 12.45856 16 58 10.83 -24 13 17.3          17.3 GUEG072G96
         K18G02D  C2018 04 12.45864 16 58 11.85 -24 13 41.0          17.9 GUEG072G96
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers F. Ludwig,
        B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers B. M. Africano,
        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. L. Seaman, F. C. Shelly.
        1.5-m reflector + 10K 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 GD2                                                 Earth MOID = 0.0010 AU
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M 277.00500              (2000.0)            P               Q
    n   0.91008709     Peri.  263.76667     +0.27241506     +0.95998667
    a   1.0545830      Node    22.37187     -0.80151024     +0.26374187
    e   0.1737173      Incl.    9.82189     -0.53232638     +0.09415843
    P   1.08           H   29.6           G   0.15           U   7
    Residuals in seconds of arc
    180411 G96  0.2+  0.1+    180411 H01  0.0   0.2-    180412 G96  1.5+  0.5-
    180411 G96  0.1+  0.1-    180411 H01  0.2-  0.1-    180412 G96  0.4+  0.1+
    180411 G96  0.2-  0.1-    180411 H01  0.1-  0.0
    180411 H01  0.2+  0.1-    180412 G96  0.4+  1.1-
    
    Ephemeris:
    2018 GD2                 a,e,i = 1.05, 0.17, 10                  q = 0.8714
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 03 13    14 24 22.9 +26 49 17   0.1389  1.0922   132.3    42.3    27.2
    ...
    2018 03 28    14 36 00.5 +27 47 10   0.06974 1.0494   136.2    41.1    25.5
    ...
    2018 04 05    14 43 08.3 +26 52 46   0.03410 1.0259   138.1    40.7    23.9
    ...
    2018 04 11    15 12 55.8 +17 17 45   0.0077821.0081   141.7    38.0    20.6
    2018 04 12    15 52 40.3 +01 45 13   0.0036881.0052   140.7    39.1    19.0
    2018 04 13    21 56 21.0 -58 31 56   0.0024221.0021    79.3   100.6    20.2
    ...
    2018 04 19    02 30 04.9 -30 59 26   0.02791 0.9841    43.3   135.6    28.1
    ...
    2018 04 27    02 35 39.3 -28 28 22   0.06336 0.9605    42.4   135.1    29.8
    ...
    2018 05 12    02 37 17.7 -24 49 17   0.1323  0.9191    43.8   130.5    30.8
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-G72
    

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