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  • MPEC 2018-K99 : 2016 YV8

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    M.P.E.C. 2018-K99                                Issued 2018 May 28, 11:17 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 YV8
    
                               Revision to MPEC 2016-Y88
    
    Additional Observations:
         K16Y08V  C2018 05 10.55623520 16 58.144-06 08 21.19         23.64GVEK099T12
         K16Y08V  C2018 05 10.56365020 16 58.447-06 08 22.53         24.06GVEK099T12
         K16Y08V  C2018 05 10.57895220 16 59.100-06 08 25.35         24.09GVEK099T12
         K16Y08V  C2018 05 15.57945820 20 23.034-06 26 26.67         24.07GVEK099T12
         K16Y08V  C2018 05 24.52050720 24 58.784-07 15 06.60         23.18GVEK099T12
         K16Y08V  C2018 05 24.53056320 24 59.002-07 15 10.74         23.47GVEK099T12
    
    Observer details:
    T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observers D. Hung, 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, reference and Delta-T
    180510 T12  2.7+  1.0-    180524 T12  3.3+  1.1-    MPO438034   -0.0029 day
    
    Orbital elements:
    2016 YV8                                                 Earth MOID = 0.2752 AU
    Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
    M 227.73143              (2000.0)            P               Q
    n   0.43772259     Peri.  302.57520     +0.45202572     -0.73151099
    a   1.7179219      Node   111.90448     +0.88358954     +0.44561864
    e   0.3382451      Incl.   33.37893     -0.12223860     +0.51605785
    P   2.25           H   19.6           G   0.15           U   2
    Residuals in seconds of arc
    161213 F51  0.0   0.1+    161230 595  0.5-  0.0     170130 G96  0.5+  0.3+
    161213 F51  0.1+  0.1-    161230 595  0.6-  0.0     170130 G96  0.0   0.2-
    161213 F51  0.0   0.1-    161230 106  0.1-  0.0     170130 G96  0.1+  0.1-
    161213 F51  0.1-  0.3-    161230 106  0.2-  0.3-    170201 F51  0.1-  0.0
    161227 G45  0.2+  0.1-    161230 106  0.0   0.0     170201 F51  0.0   0.1-
    161227 G45  0.1+  0.2+    161230 033  0.1+  0.0     170201 F51  0.0   0.1-
    161227 G45  0.5+  0.0     161230 033  0.0   0.2-    170201 F51  0.0   0.1-
    161227 G45  0.3+  0.4+    161230 033  0.2-  0.1-    170221 I52  0.8-  0.2+
    161227 G45  0.4-  0.2+    170104 I52  0.2+  0.1-    170221 I52  0.6-  0.5+
    161227 G45  0.3+  0.0     170104 I52  0.0   0.1+    170221 I52  0.3-  0.3+
    161227 G45  0.3+  0.5+    170104 I52  0.3+  0.3-    170221 I52  0.4-  0.4+
    161227 G45  0.6-  0.3+    170104 I52  0.3+  0.2-    170222 I52  0.7+  0.7+
    161227 G45  0.3-  0.6+    170108 G96  0.1-  0.1+    170222 I52  0.1-  0.2-
    161229 H21  0.4-  0.0     170108 G96  0.3+  0.0     170222 I52  0.5-  0.4-
    161229 H21  0.2-  0.0     170108 G96  0.2+  0.1+    170222 I52  0.3+  0.0
    161229 H21  0.2-  0.1+    170108 G96  0.0   0.1+    170308 H21  0.4-  0.2-
    161229 300  0.2+  0.3+    170108 H21  0.1+  0.3+    170308 H21  0.5-  0.1-
    161229 300  1.1+  1.5+    170108 H21  0.0   0.2+    170308 H21  0.3-  0.3-
    161229 300  0.6+  1.4+    170108 H21  0.3+  0.0     170316 H21  0.1+  0.6+
    161229 300  0.3-  0.2+    170121 D29  0.0   0.3+    170316 H21  1.0+  0.1+
    161230 033  0.3-  0.2-    170121 D29  0.2+  0.0     170316 H21  0.6+  0.1-
    161230 033  0.4-  0.0     170121 D29  0.1+  0.6-    180510 T12  0.0   0.0
    161230 033  0.1-  0.2-    170122 H21  0.1+  0.4-    180510 T12  0.1-  0.0
    161230 595  0.0   0.3-    170122 H21  0.2+  0.4-    180510 T12  0.0   0.0
    161230 033  0.1-  0.1-    170122 H21  0.0   0.3-    180515 T12  0.1+  0.0
    161230 033  0.1-  0.3-    170122 H21  0.3+  0.3-    180524 T12  0.0   0.1+
    161230 033  0.2-  0.3-    170130 G96  0.4-  0.0     180524 T12  0.0   0.1+
    
    Ephemeris:
    2016 YV8                 a,e,i = 1.72, 0.34, 33                  q = 1.1368
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 04 28    20 06 14.4 -05 44 24   1.7612  2.1000    94.8    28.5    23.7
    ...
    2018 05 13    20 18 41.8 -06 16 23   1.5341  2.0569   106.0    28.2    23.3
    ...
    2018 05 21    20 23 24.5 -06 53 05   1.4155  2.0322   112.6    27.4    23.1
    ...
    2018 05 27    20 25 52.6 -07 33 00   1.3290  2.0130   117.9    26.4    22.9
    2018 05 28    20 26 11.4 -07 40 51   1.3148  2.0097   118.8    26.2    22.9
    2018 05 29    20 26 28.4 -07 49 04   1.3008  2.0064   119.7    26.0    22.9
    ...
    2018 06 04    20 27 31.4 -08 46 47   1.2182  1.9863   125.4    24.6    22.7
    ...
    2018 06 12    20 26 58.1 -10 29 15   1.1144  1.9585   133.7    22.0    22.4
    ...
    2018 06 27    20 18 45.4 -15 17 10   0.9478  1.9034   151.4    14.8    21.7
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-K99
    

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