• MPC Preparation (Info)

  • MPEC 2019-K05 : 2017 MC4

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    Read MPEC 2019-K04 Read MPEC 2019-K06


    M.P.E.C. 2019-K05                                Issued 2019 May 18, 04:23 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
    
                                       2017 MC4
    
                               Revision to MPEC 2017-M77
    
    Additional Observations:
         K17M04C  C2019 01 15.62600315 29 53.611-12 20 14.90         24.37GVEK005T12
         K17M04C  C2019 01 16.64392215 31 20.997-12 19 35.20         24.30GVEK005T12
         K17M04C  C2019 03 08.58581216 07 07.968-08 48 17.77         24.08GVEK005T12
    
    Observer details:
    T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observer D. Fohring.
        Measurer D. J. Tholen.  2.24-m f/10.1 reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    190115 T12 68.8+  6.9-    190308 T12 0.04- 0.03+    MPO419562   +0.17 day
    
    Orbital elements:
    2017 MC4                                            PHA, Earth MOID = 0.0069 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M 127.52046              (2000.0)            P               Q
    n   0.81140807     Peri.  300.26034     +0.61675272     -0.77874436
    a   1.1384392      Node   111.21300     +0.75788196     +0.54807373
    e   0.6557945      Incl.    7.07204     +0.21267586     +0.30524155
    P   1.21           H   22.0           G   0.15           U   2
    Residuals in seconds of arc
    170623 G96  0.0   0.2-    170630 B18  0.1-  0.1+    170705 K74  0.6+  0.5-
    170623 G96  0.1-  0.0     170630 B18  0.1-  0.2-    170705 089  0.0   0.0
    170623 G96  0.1+  0.0     170630 B18  0.3+  0.1-    170706 160  0.5+  0.0
    170623 G96  0.1+  0.0     170630 B18  0.2-  0.5-    170706 160  0.4+  0.0
    170623 I52  0.2+  0.2-    170630 B18  0.4+  0.8-    170706 160  0.1+  0.0
    170623 I52  0.4-  0.5+    170630 B18  0.1-  0.1+    170707 Z80  0.1-  0.6+
    170624 I52  0.0   0.0     170630 B18  0.2-  0.0     170707 Z80  0.6+  0.7+
    170624 I52  0.3+  0.6+    170630 B18  0.2-  0.2-    170707 Z80  0.2+  1.1+
    170625 H21  0.1+  0.1+    170701 B18  0.2+  0.3-    170707 107  0.3-  0.5-
    170625 H21  0.2+  0.3+    170701 B18  0.0   0.1-    170707 203  0.4-  0.1+
    170625 H21  0.1+  0.1+    170701 B18  0.5-  0.2+    170707 107  0.3-  0.2-
    170626 I52  0.5-  0.0     170701 B18  0.5+  0.2+    170707 107  0.5-  0.2-
    170626 I52  0.5-  0.3-    170701 B18  0.1+  0.2+    170707 K38  0.1+  0.1+
    170626 I52  0.0   0.0     170701 H21  0.1+  0.1-    170707 K38  0.1+  0.0
    170626 K88  0.3+  0.1-    170701 H21  0.3+  0.2-    170707 K38  0.3+  0.1+
    170626 K88  0.7+  0.1-    170701 H21  0.0   0.1-    170707 203  0.1+  0.1+
    170626 K88  0.9+  0.4+    170701 H21  0.0   0.3+    170707 K38  0.3+  0.1+
    170627 I52  0.2-  0.0     170701 H21  0.1-  0.3+    170707 K38  0.6+  0.1+
    170627 I52  0.6-  0.1+    170701 691  0.1-  0.6+    170708 Z80  0.2+  0.5-
    170627 I52  0.7-  0.2+    170701 691  0.1+  0.2+    170708 Z80  0.5-  0.6-
    170627 K88  0.6-  0.1-    170701 691  0.2-  0.5+    170708 Z80  0.4-  0.2-
    170627 K88  0.1+  0.3+    170701 T08  0.8+  0.3+    170708 Z80  0.7-  0.1-
    170627 K88  0.1+  0.3+    170701 T08  0.2+  0.0     170708 Z80  0.5-  0.5-
    170630 807  0.1-  0.1-    170701 T08  0.7+  0.4+    170708 Z80  0.8-  0.0
    170630 807  0.2-  0.0     170702 204  0.3-  0.0     170708 Z80  0.1+  0.5+
    170630 807  0.1-  0.1+    170702 204  0.4-  0.2+    170708 Z80  0.4-  0.0
    170630 B18  0.1+  0.2+    170702 204  0.1-  0.0     170708 Z80  0.1+  0.4+
    170630 B18  0.2-  0.7+    170702 204  0.3-  0.1-    170708 Z80  0.1+  0.0
    170630 B18  0.6+  0.3-    170702 204  0.1-  0.1+    170708 Z80  0.4-  0.3-
    170630 B18  0.3+  0.2+    170702 W88  0.4-  0.1-    170708 Z80  0.2+  0.1-
    170630 B18  0.1-  0.4+    170702 W88  0.2+  0.2-    170708 Z80  0.5-  0.1-
    170630 B18  0.1-  0.1-    170702 807  0.1+  0.1-    170708 Z80  0.2-  0.0
    170630 B18  0.4+  0.0     170702 807  0.0   0.1-    170708 Z80  0.5-  0.1+
    170630 B18  0.2+  0.1+    170702 807  0.1+  0.6-    170708 Z80  0.3-  0.0
    170630 B18  0.1-  0.2-    170702 W88  0.3-  0.4-    170709 G34  0.4+  0.1-
    170630 B18  0.0   0.0     170703 W25  0.5+  0.3+    170709 G34  0.5+  0.4-
    170630 B18  0.5-  0.1-    170703 W25  0.3+  0.3+    170709 G34 (2.2-  0.8+)
    170630 B18  0.1+  0.2-    170705 Z80  0.4-  0.0     170709 G34  0.5+  0.2-
    170630 B18  0.4-  0.0     170705 Z80  0.6+  0.1-    170709 G34  0.1+  0.1-
    170630 B18  0.2-  0.0     170705 K38  0.1-  0.1-    170710 160  0.1+  0.1-
    170630 B18  0.6-  0.1+    170705 K38  0.1+  0.1-    170710 160  1.0-  0.1-
    170630 B18  0.3+  0.3-    170705 K38  0.1+  0.1-    170710 160  0.1+  0.1+
    170630 B18  0.0   0.1-    170705 T08  0.9+  0.1-    170711 089  0.4-  0.1-
    170630 B18  0.0   0.1+    170705 T08  0.3+  0.0     170711 089  0.4+  0.2+
    170630 B18  0.2+  0.1-    170705 T08  0.2+  0.1-    170711 089  0.2+  0.1+
    170630 B18  0.3-  0.0     170705 089  0.1+  0.2-    170711 089  0.1+  0.1+
    170630 B18  0.1+  0.0     170705 089  0.7+  0.5-    170711 089  0.0   0.0
    170630 B18  0.1+  0.2-    170705 089  0.1-  0.0     170711 089  0.2+  0.4+
    170630 B18  0.0   0.0     170705 089  0.0   0.1+    170711 089  0.3+  0.1+
    170630 B18  0.1+  0.2+    170705 K74  0.3+  0.2+    190115 T12  0.0   0.1+
    170630 B18  0.1+  0.1-    170705 K74  0.3+  0.3-    190116 T12  0.0   0.0
    170630 B18  0.0   0.2+    170705 089  0.3+  0.0     190308 T12  0.0   0.0
    
    Ephemeris:
    2017 MC4                 a,e,i = 1.14, 0.66, 7                   q = 0.3919
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2019 04 18    15 02 36.5 -00 43 34   0.7628  1.7338   157.7    12.7    23.4
    ...
    2019 05 03    14 23 03.8 +01 53 46   0.8033  1.7898   162.3     9.9    23.4
    ...
    2019 05 11    14 04 20.5 +02 42 32   0.8515  1.8142   154.1    14.1    23.7
    ...
    2019 05 17    13 52 27.2 +03 01 21   0.8982  1.8301   146.8    17.6    24.0
    2019 05 18    13 50 40.4 +03 03 05   0.9068  1.8326   145.6    18.2    24.0
    2019 05 19    13 48 57.2 +03 04 25   0.9156  1.8349   144.4    18.7    24.1
    ...
    2019 05 25    13 39 52.3 +03 04 58   0.9723  1.8481   137.2    21.9    24.3
    ...
    2019 06 02    13 31 01.0 +02 47 57   1.0569  1.8625   128.1    25.4    24.6
    ...
    2019 06 17    13 23 21.7 +01 35 02   1.2337  1.8799   113.0    29.8    25.1
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-K05
    

    Read MPEC 2019-K04 Read MPEC 2019-K06


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
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    • B01 (the abbreviated form)