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  • MPEC 2020-N67 : 2016 NT38

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    M.P.E.C. 2020-N67                                 Issued 2020 July 15, 15:00 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
    
                                    2016 NT38                                
    
    
                               Revision to MPEC 2016-N134                           
    
    Additional Observations:
         K16N38T KC2019 06 28.31985915 35 03.511-13 18 08.62         24.57GVEN067T12
         K16N38T KC2019 07 02.33011915 31 53.487-13 19 17.07         24.37GVEN067T12
    
    Observer details:
    T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observer D. Hung.  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, reference and Delta-T
    190628 T12 24.7-  6.6-    190702 T12 23.9-  6.5-    MPO403115   -0.03 days
    
    Orbital elements:
    2016 NT38                                                Earth MOID = 0.1488 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
    M  32.65487              (2000.0)            P               Q
    n   0.29150790     Peri.  259.05871     +0.96005308     -0.26784498
    a   2.2526955      Node   116.43596     +0.27877892     +0.89064642
    e   0.5048881      Incl.    5.18849     +0.02409124     +0.36743436
    P   3.38           H   20.3           G   0.15           U   0
    Residuals in seconds of arc
    160712 G96  0.1+  0.5-    160802 807  0.4-  0.1-    160910 G96  0.5-  0.1+
    160712 G96  0.1-  0.3+    160802 807  0.1-  0.1-    160911 G96  0.0   0.0
    160712 G96  0.3+  0.3+    160807 H21  0.1+  0.1-    160911 G96  0.1-  0.0
    160712 G96  0.6+  0.4+    160807 H21  0.0   0.1-    160911 G96  0.3+  0.2+
    160713 G96  0.1-  0.1+    160807 H21  0.3+  0.3-    160911 G96  0.2-  0.4-
    160713 G96  0.2-  0.1-    160807 H21  0.6+  0.1-    160919 H21  0.8-  0.0
    160713 G96  0.7-  0.7+    160808 H21  0.2-  0.1+    160919 H21  0.3+  0.7+
    160713 G96  0.4-  0.2-    160808 H21  0.2-  0.3-    160919 H21  0.1-  0.2+
    160714 291  0.2-  0.5+    160808 H21  0.1-  0.2-    160921 H21  0.7-  0.0
    160714 291  0.1+  0.7+    160815 705  0.1+  0.2+    160921 H21  0.2-  0.3-
    160714 291  0.0   0.6+    160815 705  0.2+  0.1+    160921 H21  0.6-  0.1-
    160714 G96  0.1-  0.1+    160815 705  0.1+  0.2+    160927 H21  0.3-  0.6-
    160714 G96  0.4-  0.3-    160822 H21  0.2+  0.1-    160927 H21  0.1+  0.2-
    160714 G96  0.2-  0.0     160822 H21  0.2+  0.0     160928 T12  0.0   0.0
    160714 G96 (1.7-  0.2-)   160822 H21  0.2+  0.1+    160928 T12  0.0   0.0
    160714 F51  0.1-  0.2+    160823 H21  0.4-  0.7-    161009 H21  0.0   0.1+
    160714 F51  0.1+  0.2+    160823 H21  0.0   0.7-    161009 H21  0.3+  0.4+
    160714 F51  0.0   0.2+    160823 H21  0.0   0.4-    161123 926  0.1+  0.2+
    160715 G96  0.2-  0.4+    160823 H21  0.0   0.3-    161123 926  0.2-  0.3+
    160715 G96  0.4-  0.0     160902 H21  0.0   0.2-    161123 926  0.1-  0.0
    160715 G96  0.6+  0.1+    160902 H21  0.6-  0.0     161205 246  0.6-  0.6+
    160715 G96  0.3+  0.6+    160902 H21  0.0   0.0     161205 246  0.7-  1.0+
    160727 568  0.1+  0.0     160904 H21  0.1+  0.2+    161205 246 (0.2-  1.5+)
    160727 568  0.0   0.0     160904 H21  0.1+  0.4-    161211 204  0.3+  0.1+
    160729 705  0.3-  0.1-    160904 H21  0.1-  0.3-    161211 204  0.4+  0.3+
    160729 705  0.3-  0.3-    160910 G96  0.3-  0.3+    190628 T12  0.0   0.0
    160729 705  0.2-  0.5-    160910 G96  0.5-  0.2+    190702 T12  0.0   0.0
    160802 807  0.2-  0.2-    160910 G96  0.5-  0.8-
    
    Ephemeris:
    2016 NT38                a,e,i = 2.25, 0.50, 5                   q = 1.1153
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 06 15    06 42 42.8 +22 38 28   2.6872  1.7317    15.8     9.2    24.3
    ...
    2020 06 30    07 22 42.0 +21 59 40   2.8207  1.8316    10.7     5.9    24.3
    ...
    2020 07 08    07 42 44.4 +21 25 59   2.8865  1.8842     7.8     4.2    24.4
    ...
    2020 07 14    07 57 12.5 +20 55 52   2.9328  1.9233     5.5     2.9    24.4
    2020 07 15    07 59 34.5 +20 50 28   2.9402  1.9298     5.1     2.7    24.4
    2020 07 16    08 01 55.7 +20 44 59   2.9475  1.9362     4.7     2.5    24.4
    ...
    2020 07 22    08 15 46.9 +20 10 10   2.9897  1.9749     2.3     1.2    24.3
    ...
    2020 07 30    08 33 33.6 +19 19 10   3.0405  2.0257     1.3     0.6    24.4
    ...
    2020 08 14    09 04 52.7 +17 32 50   3.1176  2.1188     7.9     3.8    24.8
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-N67
    


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