• MPC Preparation (Info)

  • MPEC 2018-J11 : 2018 JC

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    M.P.E.C. 2018-J11                                Issued 2018 May 6, 00:49 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 JC
    
    Observations:
         K18J00C* C2018 05 04.28653 13 01 10.28 +20 16 33.8          19.4 GUEJ011703
         K18J00C  C2018 05 04.29712 13 01 06.97 +20 15 37.8          19.5 GUEJ011703
         K18J00C  C2018 05 04.30241 13 01 05.13 +20 15 08.1          19.3 GUEJ011703
         K18J00C  C2018 05 04.35550 13 00 48.04 +20 10 22.9                UEJ011703
         K18J00C  C2018 05 04.35716 13 00 47.46 +20 10 14.6          20.1 GUEJ011703
         K18J00C  C2018 05 04.36111 13 00 46.19 +20 09 53.8          19.4 GUEJ011703
         K18J00C KC2018 05 04.89730 12 58 10.38 +19 20 33.9          19.4 GUEJ011K87
         K18J00C KC2018 05 04.89932 12 58 09.70 +19 20 22.3          19.4 GUEJ011K87
         K18J00C KC2018 05 04.90114 12 58 09.08 +19 20 12.0          19.3 GUEJ011K87
         K18J00C KC2018 05 04.90539 12 58 07.67 +19 19 47.7          19.4 GUEJ011K87
         K18J00C KC2018 05 04.91011 12 58 07.10 +19 19 19.0                VEJ011J95
         K18J00C KC2018 05 04.91422 12 58 05.71 +19 18 55.1                VEJ011J95
         K18J00C KC2018 05 04.92154 12 58 03.24 +19 18 14.1          19.6 GVEJ011J95
         K18J00C KC2018 05 04.98013 12 57 41.93 +19 12 39.7          19.2 RoEJ011K88
         K18J00C KC2018 05 04.98209 12 57 41.31 +19 12 27.9          19.3 RoEJ011K88
         K18J00C  C2018 05 05.14405 12 56 57.73 +18 57 19.0          19.8 VoEJ011691
         K18J00C  C2018 05 05.15192 12 56 55.03 +18 56 33.7          19.7 VoEJ011691
         K18J00C  C2018 05 05.15979 12 56 52.38 +18 55 47.6          19.5 VoEJ011691
         K18J00C KC2018 05 05.23909 12 56 23.60 +18 48 05.1                oEJ011711
         K18J00C KC2018 05 05.24187 12 56 22.61 +18 47 48.9                oEJ011711
         K18J00C IC2018 05 05.24459 12 56 21.70 +18 47 33.2                oEJ011711
         K18J00C KC2018 05 05.25157 12 56 18.55 +18 46 34.8          19.4 RqEJ011734
         K18J00C KC2018 05 05.25885 12 56 16.05 +18 45 51.6          19.5 RqEJ011734
         K18J00C KC2018 05 05.26128 12 56 15.20 +18 45 36.7          19.0 RqEJ011734
         K18J00C !C2018 05 05.26386 12 56 16.39 +18 45 32.2                tEJ011673
         K18J00C  C2018 05 05.26589 12 56 14.89 +18 45 22.8          19.0 GUEJ011I52
         K18J00C !C2018 05 05.26705 12 56 15.26 +18 45 13.2          19.4 RtEJ011673
         K18J00C  C2018 05 05.27077 12 56 13.17 +18 44 53.8          19.0 GUEJ011I52
         K18J00C  C2018 05 05.27101 12 56 13.10 +18 44 52.1          19.4 GUEJ011I52
         K18J00C  C2018 05 05.27293 12 56 12.42 +18 44 40.8          18.7 GUEJ011I52
         K18J00C  C2018 05 05.62994 12 54 17.18 +18 08 22.3          18.9 RoEJ011P93
         K18J00C  C2018 05 05.63480 12 54 15.50 +18 07 52.0          18.8 RoEJ011P93
         K18J00C  C2018 05 05.63641 12 54 14.94 +18 07 41.3          18.9 RoEJ011P93
         K18J00C  C2018 05 05.63802 12 54 14.34 +18 07 32.1          19.0 RoEJ011P93
         K18J00C KC2018 05 05.85082 12 53 09.47 +17 44 44.7          18.8 RqEJ011A17
         K18J00C KC2018 05 05.85551 12 53 06.78 +17 44 17.6          19.1 RoEJ011K88
         K18J00C KC2018 05 05.85958 12 53 05.32 +17 43 51.6          19.5 RoEJ011K88
         K18J00C KC2018 05 05.86283 12 53 05.12 +17 43 27.7          19.2 RqEJ011A17
         K18J00C KC2018 05 05.86366 12 53 03.88 +17 43 25.5          19.1 RoEJ011K88
         K18J00C KC2018 05 05.87482 12 53 00.79 +17 42 10.9          19.1 RqEJ011A17
         K18J00C KC2018 05 05.90141 12 52 50.59 +17 39 20.7          19.9 GVEJ011C47
         K18J00C KC2018 05 05.90482 12 52 49.34 +17 38 58.8          19.8 GVEJ011C47
         K18J00C KC2018 05 05.90824 12 52 48.09 +17 38 36.5          19.5 GVEJ011C47
         K18J00C KC2018 05 05.91215 12 52 46.66 +17 38 11.3          19.6 GVEJ011C47
         K18J00C KC2018 05 05.91315 12 52 47.76 +17 38 00.7                VEJ011J95
         K18J00C KC2018 05 05.91798 12 52 46.06 +17 37 29.5                VEJ011J95
         K18J00C KC2018 05 05.92374 12 52 43.95 +17 36 52.6          19.7 GVEJ011J95
    
    Observer details:
    673 Table Mountain Observatory, Wrightwood.  Observer J. Pittichova.  1.0-m
        f/15 reflector + CCD.
    691 Steward Observatory, Kitt Peak.  Observer A. F. Tubbiolo.  0.9-m f/3
        reflector + CCD.
    703 Catalina Sky Survey.  Observer J. A. Johnson.  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.
        0.68-m Schmidt + 10K CCD.
    711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
        reducer.
    734 Farpoint Observatory.  Observer G. Hug.  0.69-m reflector + CCD.
    A17 Guidestar Observatory, Weinheim.  Observers M. Emmerich, S. Melchert.
        0.36-m f/6 Schmidt-Cassegrain + CCD.
    C47 Nonndorf.  Observer G. Dangl.  0.25-m f/4.8 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer J. A. Johnson.
        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.  1.0-m reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    K87 Dettelbach Vineyard Observatory.  Observer B. Haeusler.  0.30-m
        Schmidt-Cassegrain + CCD.
    K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
    P93 Space Tracking and Communications Center, JAXA.  Observers K. Nishiyama,
        A. Asami.  1.0-m f/3.0 reflector + CCD.
    
    Orbital elements:
    2018 JC                                                  Earth MOID = 0.0301 AU
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M 322.21671              (2000.0)            P               Q
    n   0.47826425     Peri.  212.09543     -0.16449048     +0.97058067
    a   1.6194123      Node    49.07656     -0.84866375     -0.04840958
    e   0.3814056      Incl.   13.45646     -0.50270541     -0.23585945
    P   2.06           H   23.3           G   0.15           U   6
    Residuals in seconds of arc
    180504 703  0.9-  0.3+    180505 691  0.5-  0.3+    180505 P93  0.8+  0.4+
    180504 703  1.2+  0.6+    180505 691  0.6+  0.4-    180505 P93  0.5+  1.3+
    180504 703  0.4-  0.9-    180505 711  0.4-  0.3-    180505 A17  0.1+  0.5+
    180504 703  0.5+  0.6-    180505 711  0.5-  0.0     180505 K88  0.4-  0.0
    180504 703  0.2-  0.1+    180505 711  0.3+  0.5+    180505 K88  0.2-  0.1+
    180504 703  0.3-  0.8+    180505 734  0.8-  0.5-    180505 A17  0.2-  0.1+
    180504 K87  0.5-  0.2-    180505 734  0.4-  0.0     180505 K88  0.4+  0.2+
    180504 K87  0.5-  0.4-    180505 734  0.5-  0.3-    180505 A17  0.1-  0.0
    180504 K87  0.7-  0.3-    180505 673  0.1-  0.0     180505 C47  0.1+  0.1-
    180504 K87  0.5-  0.5-    180505 I52  0.4-  0.2-    180505 C47  0.1-  0.1+
    180504 J95  0.5+  0.3+    180505 673  0.2-  0.0     180505 C47  0.2-  0.0
    180504 J95  0.2+  0.3-    180505 I52  0.4-  0.0     180505 C47  0.4-  0.1+
    180504 J95  0.1-  0.2+    180505 I52  0.2-  0.2-    180505 J95  0.3-  0.3-
    180504 K88  0.2+  0.3+    180505 I52  0.2-  0.0     180505 J95  0.4+  0.3-
    180504 K88  0.6+  0.0     180505 P93  0.3-  0.5+    180505 J95  0.0   0.0
    180505 691  0.8-  0.2+    180505 P93  0.6+  0.9+
    
    Ephemeris:
    2018 JC                  a,e,i = 1.62, 0.38, 13                  q = 1.0018
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 04 06    14 01 56.2 +30 26 14   0.2446  1.1989   140.3    32.2    22.0
    ...
    2018 04 21    13 43 06.7 +29 43 06   0.1564  1.1267   138.5    36.2    21.0
    ...
    2018 04 29    13 22 22.6 +25 55 32   0.1136  1.0928   137.1    38.9    20.3
    ...
    2018 05 05    12 57 39.3 +19 11 46   0.08402 1.0701   135.6    41.2    19.7
    2018 05 06    12 52 19.0 +17 29 44   0.07942 1.0666   135.3    41.7    19.6
    2018 05 07    12 46 30.7 +15 33 42   0.07496 1.0631   134.8    42.3    19.5
    ...
    2018 05 13    11 57 50.8 -03 02 07   0.05270 1.0441   128.7    49.0    18.8
    ...
    2018 05 21    09 43 28.1 -44 11 50   0.04834 1.0238   102.7    74.6    19.4
    ...
    2018 06 05    04 49 37.2 -58 20 22   0.1057  1.0031    80.8    93.2    21.7
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-J11
    

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