• MPC Preparation (Info)

  • MPEC 2018-N86 : 2018 NE4

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    M.P.E.C. 2018-N86                                Issued 2018 July 15, 19:08 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 NE4
    
    Observations:
         K18N04E* C2018 07 12.26345 18 45 27.73 -25 24 35.9          18.72rUEN086I41
         K18N04E  C2018 07 12.26390 18 45 27.70 -25 24 34.7          18.63rUEN086I41
         K18N04E  C2018 07 12.26436 18 45 27.66 -25 24 33.7          18.64rUEN086I41
         K18N04E  C2018 07 12.26481 18 45 27.64 -25 24 32.6          18.70rUEN086I41
         K18N04E  C2018 07 12.26756 18 45 27.46 -25 24 26.2          18.76rUEN086I41
         K18N04E  C2018 07 12.26801 18 45 27.43 -25 24 25.3          18.76rUEN086I41
         K18N04E  C2018 07 12.26847 18 45 27.40 -25 24 24.1          18.70rUEN086I41
         K18N04E  C2018 07 12.26892 18 45 27.37 -25 24 23.0          18.75rUEN086I41
         K18N04E  C2018 07 12.27669 18 45 26.85 -25 24 04.9          18.71rUEN086I41
         K18N04E  C2018 07 12.27760 18 45 26.80 -25 24 02.9          18.85rUEN086I41
         K18N04E  C2018 07 12.27807 18 45 26.76 -25 24 01.8          18.70rUEN086I41
         K18N04E  C2018 07 12.27852 18 45 26.73 -25 24 00.8          18.74rUEN086I41
         K18N04E  C2018 07 12.27898 18 45 26.70 -25 23 59.7          18.80rUEN086I41
         K18N04E  C2018 07 12.27943 18 45 26.67 -25 23 58.6          18.79rUEN086I41
         K18N04E  C2018 07 12.27990 18 45 26.65 -25 23 57.6          18.71rUEN086I41
         K18N04E  C2018 07 12.28035 18 45 26.62 -25 23 56.4          18.70rUEN086I41
         K18N04E  C2018 07 12.28080 18 45 26.59 -25 23 55.4          18.71rUEN086I41
         K18N04E  C2018 07 12.28126 18 45 26.55 -25 23 54.5          18.79rUEN086I41
         K18N04E  C2018 07 12.28171 18 45 26.52 -25 23 53.3          18.73rUEN086I41
         K18N04E  C2018 07 12.28218 18 45 26.49 -25 23 52.2          18.73rUEN086I41
         K18N04E  C2018 07 12.28263 18 45 26.46 -25 23 51.3          18.68rUEN086I41
         K18N04E  C2018 07 12.28309 18 45 26.43 -25 23 50.1          18.74rUEN086I41
         K18N04E  C2018 07 12.28354 18 45 26.40 -25 23 49.0          18.72rUEN086I41
         K18N04E  C2018 07 12.28400 18 45 26.38 -25 23 48.0          18.70rUEN086I41
         K18N04E  C2018 07 12.28446 18 45 26.34 -25 23 47.0          18.73rUEN086I41
         K18N04E  C2018 07 12.28491 18 45 26.31 -25 23 45.9          18.80rUEN086I41
         K18N04E  C2018 07 12.28537 18 45 26.28 -25 23 44.9          18.71rUEN086I41
         K18N04E  C2018 07 12.29450 18 45 25.67 -25 23 23.6          18.75rUEN086I41
         K18N04E  C2018 07 12.29495 18 45 25.65 -25 23 22.5          18.84rUEN086I41
         K18N04E  C2018 07 12.29723 18 45 25.49 -25 23 17.1          18.70rUEN086I41
         K18N04E  C2018 07 12.30043 18 45 25.28 -25 23 09.7          18.85rUEN086I41
         K18N04E  C2018 07 12.30226 18 45 25.16 -25 23 05.5          18.77rUEN086I41
         K18N04E  C2018 07 12.30317 18 45 25.10 -25 23 03.2          18.77rUEN086I41
         K18N04E  C2018 07 12.30362 18 45 25.07 -25 23 02.3          18.76rUEN086I41
         K18N04E  C2018 07 12.30409 18 45 25.04 -25 23 01.3          18.78rUEN086I41
         K18N04E  C2018 07 12.30500 18 45 24.98 -25 22 59.0          18.83rUEN086I41
         K18N04E  C2018 07 12.30545 18 45 24.95 -25 22 58.0          18.84rUEN086I41
         K18N04E  C2018 07 12.30637 18 45 24.89 -25 22 55.8          18.76rUEN086I41
         K18N04E  C2018 07 12.30682 18 45 24.87 -25 22 54.6          18.75rUEN086I41
         K18N04E  C2018 07 12.30728 18 45 24.83 -25 22 53.7          18.71rUEN086I41
         K18N04E  C2018 07 12.30865 18 45 24.74 -25 22 50.5          18.82rUEN086I41
         K18N04E  C2018 07 12.30910 18 45 24.70 -25 22 49.2          18.79rUEN086I41
         K18N04E  C2018 07 12.31046 18 45 24.61 -25 22 46.4          18.78rUEN086I41
         K18N04E  C2018 07 12.31093 18 45 24.60 -25 22 45.2          18.79rUEN086I41
         K18N04E  C2018 07 12.31229 18 45 24.50 -25 22 41.9          18.86rUEN086I41
         K18N04E  C2018 07 12.31275 18 45 24.47 -25 22 41.0          18.79rUEN086I41
         K18N04E  C2018 07 12.31321 18 45 24.44 -25 22 39.8          18.87rUEN086I41
         K18N04E  C2018 07 12.31367 18 45 24.40 -25 22 38.8          18.73rUEN086I41
         K18N04E  C2018 07 12.31412 18 45 24.37 -25 22 37.7          18.79rUEN086I41
         K18N04E  C2018 07 12.31458 18 45 24.34 -25 22 36.6          18.75rUEN086I41
         K18N04E  C2018 07 12.31503 18 45 24.32 -25 22 35.6          18.73rUEN086I41
         K18N04E  C2018 07 12.31549 18 45 24.28 -25 22 34.6          18.91rUEN086I41
         K18N04E  C2018 07 12.31595 18 45 24.25 -25 22 33.5          18.79rUEN086I41
         K18N04E  C2018 07 12.31640 18 45 24.22 -25 22 32.5          18.82rUEN086I41
         K18N04E  C2018 07 12.31868 18 45 24.08 -25 22 27.0          18.74rUEN086I41
         K18N04E  C2018 07 12.31914 18 45 24.04 -25 22 26.0          18.81rUEN086I41
         K18N04E  C2018 07 12.31959 18 45 24.02 -25 22 24.8          18.84rUEN086I41
         K18N04E  C2018 07 12.32006 18 45 23.98 -25 22 23.9          18.86rUEN086I41
         K18N04E  C2018 07 12.32096 18 45 23.93 -25 22 21.8          18.69rUEN086I41
         K18N04E  C2018 07 12.32142 18 45 23.89 -25 22 20.6          18.76rUEN086I41
         K18N04E  C2018 07 12.32279 18 45 23.81 -25 22 17.4          18.83rUEN086I41
         K18N04E  C2018 07 12.32325 18 45 23.78 -25 22 16.4          18.76rUEN086I41
         K18N04E  C2018 07 13.26425 18 44 32.68 -24 46 06.4          18.93rUEN086I41
         K18N04E  C2018 07 13.26836 18 44 32.43 -24 45 56.9          18.99rUEN086I41
         K18N04E  C2018 07 13.27110 18 44 32.25 -24 45 50.7          19.23rUEN086I41
         K18N04E  C2018 07 13.27384 18 44 32.08 -24 45 44.5          19.05rUEN086I41
         K18N04E  C2018 07 13.28023 18 44 31.68 -24 45 30.0          19.05rUEN086I41
         K18N04E  C2018 07 13.28251 18 44 31.54 -24 45 24.9          19.08rUEN086I41
         K18N04E  C2018 07 13.28296 18 44 31.51 -24 45 23.8          19.06rUEN086I41
         K18N04E  C2018 07 13.28343 18 44 31.48 -24 45 22.9          19.18rUEN086I41
         K18N04E  C2018 07 13.28388 18 44 31.47 -24 45 21.9          19.18rUEN086I41
         K18N04E  C2018 07 13.28524 18 44 31.36 -24 45 18.7          19.18rUEN086I41
         K18N04E  C2018 07 13.28571 18 44 31.35 -24 45 17.7          18.99rUEN086I41
         K18N04E  C2018 07 13.28707 18 44 31.26 -24 45 14.5          19.14rUEN086I41
         K18N04E  C2018 07 13.28753 18 44 31.22 -24 45 13.5          19.14rUEN086I41
         K18N04E  C2018 07 13.28799 18 44 31.20 -24 45 12.4          19.08rUEN086I41
         K18N04E  C2018 07 13.28890 18 44 31.14 -24 45 10.4          19.15rUEN086I41
         K18N04E  C2018 07 13.28935 18 44 31.11 -24 45 09.4          19.09rUEN086I41
         K18N04E  C2018 07 13.29118 18 44 31.01 -24 45 05.1          19.07rUEN086I41
         K18N04E  C2018 07 13.29848 18 44 30.54 -24 44 48.6          19.28rUEN086I41
         K18N04E  C2018 07 13.30487 18 44 30.14 -24 44 34.0          19.27rUEN086I41
         K18N04E  C2018 07 13.30625 18 44 30.06 -24 44 30.8          19.21rUEN086I41
         K18N04E  C2018 07 13.30716 18 44 30.00 -24 44 28.9          19.19rUEN086I41
         K18N04E  C2018 07 13.30808 18 44 29.93 -24 44 26.6          19.30rUEN086I41
         K18N04E  C2018 07 13.30853 18 44 29.90 -24 44 25.6          19.20rUEN086I41
         K18N04E  C2018 07 13.30898 18 44 29.88 -24 44 24.6          19.15rUEN086I41
         K18N04E  C2018 07 13.31675 18 44 29.40 -24 44 06.9          19.29rUEN086I41
         K18N04E  C2018 07 13.31720 18 44 29.37 -24 44 05.8          19.31rUEN086I41
         K18N04E  C2018 07 13.31766 18 44 29.34 -24 44 04.8          19.26rUEN086I41
         K18N04E  C2018 07 13.31811 18 44 29.31 -24 44 03.7          19.36rUEN086I41
         K18N04E  C2018 07 13.31856 18 44 29.28 -24 44 02.7          19.31rUEN086I41
         K18N04E  C2018 07 13.31994 18 44 29.19 -24 43 59.5          19.27rUEN086I41
         K18N04E  C2018 07 13.32039 18 44 29.16 -24 43 58.5          19.36rUEN086I41
         K18N04E IC2018 07 13.91426718 43 58.60 -24 21 36.6          20.6 VdEN086L01
         K18N04E  C2018 07 13.91509818 43 58.53 -24 21 36.6          20.4 VdEN086L01
         K18N04E  C2018 07 13.91593618 43 58.52 -24 21 35.4          20.1 VdEN086L01
         K18N04E IC2018 07 13.91688918 43 58.42 -24 21 33.0          19.7 VdEN086L01
         K18N04E |C2018 07 14.07491 18 43 51.10 -24 15 12.9          18.7 GUEN086807
         K18N04E |C2018 07 14.07626 18 43 51.05 -24 15 09.9          18.5 GUEN086807
         K18N04E |C2018 07 14.07818 18 43 50.94 -24 15 05.4          18.5 GUEN086807
         K18N04E KC2018 07 15.28899 18 42 51.10 -23 31 06.4                oEN086291
         K18N04E KC2018 07 15.29124 18 42 50.98 -23 31 01.4                oEN086291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer J. V. Scotti.  1.8-m f/2.7 reflector + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
        + CCD.
    I41 Palomar Mountain--ZTF.  Observer A. U. Tomatic.  Measurers Q.-Z. Ye,
        F. Masci.  1.2-m f/2.4 Schmidt + ZTF camera.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2018 NE4                                                 Earth MOID = 0.2669 AU
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M 345.56181              (2000.0)            P               Q
    n   0.42124719     Peri.  296.58165     -0.66601697     +0.70854612
    a   1.7624280      Node   289.61066     -0.56547860     -0.68347198
    e   0.3229181      Incl.   14.33336     -0.48647236     -0.17558031
    P   2.34           H   20.1           G   0.15           U   7
    Residuals in seconds of arc
    180712 I41  0.0   0.1-    180712 I41  0.0   0.1-    180713 I41  0.2-  0.0
    180712 I41  0.0   0.0     180712 I41  0.0   0.0     180713 I41  0.2-  0.1-
    180712 I41  0.1-  0.0     180712 I41  0.0   0.0     180713 I41  0.1+  0.2-
    180712 I41  0.0   0.0     180712 I41  0.0   0.0     180713 I41  0.3-  0.1-
    180712 I41  0.1+  0.0     180712 I41  0.2+  0.2+    180713 I41  0.0   0.1-
    180712 I41  0.1+  0.1-    180712 I41  0.0   0.0     180713 I41  0.1-  0.0
    180712 I41  0.1+  0.0     180712 I41  0.0   0.0     180713 I41  0.2-  0.1-
    180712 I41  0.1+  0.1+    180712 I41  0.1-  0.3+    180713 I41  0.1-  0.0
    180712 I41  0.0   0.1+    180712 I41  0.1-  0.1-    180713 I41  0.1-  0.1-
    180712 I41  0.1+  0.0     180712 I41  0.2+  0.0     180713 I41  0.2-  0.1-
    180712 I41  0.0   0.0     180712 I41  0.1+  0.1+    180713 I41  0.1+  0.0
    180712 I41  0.0   0.0     180712 I41  0.1+  0.1-    180713 I41  0.1-  0.1-
    180712 I41  0.0   0.0     180712 I41  0.1+  0.1+    180713 I41  0.1-  0.1-
    180712 I41  0.0   0.0     180712 I41  0.1-  0.0     180713 I41  0.0   0.0
    180712 I41  0.1+  0.1-    180712 I41  0.1-  0.0     180713 I41  0.1-  0.2-
    180712 I41  0.1+  0.1+    180712 I41  0.1-  0.1+    180713 I41  0.2-  0.0
    180712 I41  0.1+  0.1+    180712 I41  0.1+  0.0     180713 I41  0.2-  0.0
    180712 I41  0.0   0.1-    180712 I41  0.1-  0.1-    180713 I41  0.1-  0.0
    180712 I41  0.0   0.0     180712 I41  0.1-  0.0     180713 I41  0.0   0.1-
    180712 I41  0.0   0.0     180712 I41  0.1-  0.1-    180713 I41  0.1-  0.0
    180712 I41  0.0   0.1-    180712 I41  0.1+  0.1+    180713 I41  0.1-  0.1-
    180712 I41  0.0   0.0     180712 I41  0.0   0.0     180713 I41  0.1-  0.0
    180712 I41  0.0   0.1+    180712 I41  0.1+  0.1+    180713 I41  0.1-  0.0
    180712 I41  0.2+  0.0     180712 I41  0.0   0.1-    180713 I41  0.2-  0.0
    180712 I41  0.0   0.1-    180712 I41  0.1+  0.1-    180713 I41  0.2-  0.0
    180712 I41  0.0   0.0     180712 I41  0.0   0.1+    180713 L01  0.4+  2.1+
    180712 I41  0.0   0.1-    180712 I41  0.1+  0.1+    180713 L01  0.1+  0.2+
    180712 I41  0.0   0.1-    180712 I41  0.1+  0.0     180713 L01  0.6+  0.5-
    180712 I41  0.1+  0.0     180713 I41  0.2-  0.1-    180713 L01  0.0   0.2-
    180712 I41  0.0   0.1+    180713 I41  0.1-  0.1+    180714 807  0.0   0.4-
    180712 I41  0.0   0.0     180713 I41  0.2-  0.1+    180714 807  0.4+  0.4-
    180712 I41  0.0   0.1-    180713 I41  0.2-  0.0     180714 807  0.5+  0.1-
    180712 I41  0.0   0.1+    180713 I41  0.2-  0.0     180715 291  0.0   0.0
    180712 I41  0.0   0.0     180713 I41  0.1-  0.1-    180715 291  0.1+  0.1+
    
    Ephemeris:
    2018 NE4                 a,e,i = 1.76, 0.32, 14                  q = 1.1933
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 06 15    19 26 10.2 -46 08 37   0.2908  1.2709   147.6    25.4    19.1
    ...
    2018 06 30    19 00 47.7 -34 19 41   0.3084  1.3194   167.5     9.6    18.8
    ...
    2018 07 08    18 49 57.6 -28 18 10   0.3336  1.3484   173.0     5.3    18.8
    ...
    2018 07 14    18 43 54.1 -24 18 06   0.3601  1.3714   168.6     8.4    19.1
    2018 07 15    18 43 04.9 -23 41 16   0.3651  1.3753   167.6     9.1    19.2
    2018 07 16    18 42 19.0 -23 05 24   0.3703  1.3793   166.5     9.9    19.3
    ...
    2018 07 22    18 38 52.6 -19 50 39   0.4050  1.4034   160.0    14.4    19.7
    ...
    2018 07 30    18 37 11.1 -16 23 38   0.4597  1.4365   151.7    19.6    20.2
    ...
    2018 08 14    18 41 32.2 -12 08 31   0.5852  1.5010   138.2    26.7    21.0
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-N86
    

    Read MPEC 2018-N85 Read MPEC 2018-N87


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