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  • MPEC 2020-L13 : 2017 VX1

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    M.P.E.C. 2020-L13                                  Issued 2020 June 3, 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
    
                                    2017 VX1                                 
    
    
                               Revision to MPEC 2017-V52                            
    
    Additional Observations:
         K17V01X KC2019 08 27.42814721 28 24.007-08 39 15.21         24.72GVEL013T12
         K17V01X  C2019 08 28.34501221 27 21.714-08 43 17.83         24.30GVEL013T12
         K17V01X  C2019 08 28.35735221 27 20.855-08 43 21.19         24.68GVEL013T12
         K17V01X KC2019 08 28.38281621 27 19.087-08 43 27.89         24.72GVEL013T12
    
    Observer details:
    T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observers D. J. Tholen, 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
    190827 T12  1.4-  0.7-    190828 T12  1.3-  0.7-    MPO529355   -0.00 days
    
    Orbital elements:
    2017 VX1                                            PHA, Earth MOID = 0.0350 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
    M 305.11791              (2000.0)            P               Q
    n   0.36320786     Peri.  198.04184     -0.72932232     -0.67132684
    a   1.9455059      Node   299.04815     +0.64484101     -0.61004939
    e   0.5268789      Incl.    8.68077     +0.22862418     -0.42090380
    P   2.71           H   20.1           G   0.15           U   0
    Residuals in seconds of arc
    171028 F51  0.0   0.2-    171126 B88  0.3-  0.5-    171227 H21  0.1-  0.2+
    171028 F51  0.1-  0.2-    171126 B88  1.2-  0.2+    171229 691  0.1+  0.3+
    171028 F51  0.1-  0.0     171127 B88  0.9+  0.5-    171229 691  0.1+  0.3+
    171109 G96  0.3+  0.1-    171127 B88  0.1+  0.4-    171229 691  0.1-  0.2+
    171109 G96  0.2-  0.3+    171127 B88  0.1+  0.4-    180105 691  0.3-  0.4+
    171109 G96  0.1+  0.2-    171201 H21  1.4-  0.6+    180105 691  0.4-  0.4+
    171109 G96  0.1+  0.2-    171201 H21 (1.7-  0.5+)   180105 691  0.1+  0.2-
    171110 V03  0.0   0.2-    171201 H21  1.3-  0.9+    180112 703  0.9-  0.4+
    171110 V03  0.2-  0.4-    171208 I52  0.2+  0.2-    180112 703  0.9-  1.1+
    171110 V03  0.4-  0.6+    171208 I52  0.1+  0.1+    180112 703  0.9-  0.0
    171110 H21  0.1+  0.1+    171208 I52  0.1+  0.2+    180114 B67  0.8-  0.1+
    171110 H21  0.0   0.2+    171208 I52  0.1-  0.0     180114 B67  0.5-  0.2+
    171110 H21  0.2+  0.3+    171209 G96  0.1+  0.1-    180114 B67  0.1-  0.4+
    171110 H01  0.1+  0.0     171209 G96  0.2+  0.1-    180119 691  0.1+  0.1-
    171110 H01  0.0   0.0     171209 G96  0.2+  0.2-    180119 691  0.2+  0.7+
    171110 H01  0.1+  0.0     171209 G96  0.1+  0.1-    180119 T12  0.0   0.0
    171110 H01  0.0   0.0     171209 F51  0.0   0.0     180119 T12  0.0   0.0
    171111 V03  0.2+  0.2-    171209 F51  0.1+  0.0     180127 G96  0.8+  0.2+
    171111 V03  0.0   0.5+    171209 D29  0.4+  0.1-    180127 G96  0.6+  0.3+
    171111 V03  1.2+  0.5-    171209 D29  1.3+  0.4+    180127 G96  0.5-  0.2-
    171111 711  0.0   0.3+    171209 B88  0.3-  0.0     180127 G96 (1.6+  0.9-)
    171111 711  0.1-  0.3+    171209 B88  0.3+  0.4-    180127 204  0.2+  0.1-
    171111 W34  0.5-  0.2-    171209 B88  0.4-  0.0     180127 204  0.1-  0.0
    171111 W34  0.4+  0.0     171211 H45  0.2+  0.5-    180127 204  0.1-  0.1-
    171112 I52  0.6+  0.2+    171211 H45  0.0   0.1+    180203 F51  0.0   0.1-
    171112 I52  0.1-  0.1-    171211 H45  0.2-  0.1+    180203 F51  0.1+  0.1-
    171112 I52  0.3-  0.3-    171211 H45  0.3-  0.2-    180203 F51  0.1+  0.2-
    171112 I52  0.1+  0.2-    171211 H45  0.2-  0.3-    180204 691  0.3-  0.1-
    171112 711  0.3-  0.2-    171211 H45  0.0   0.5+    180204 691  0.7-  0.1+
    171112 711  0.0   0.3-    171212 H45  1.1-  0.2-    180314 C51  0.2-  0.1+
    171112 711  0.2-  0.3-    171212 H45  1.0-  0.4-    180314 C51  0.3-  0.3-
    171112 G96  0.0   0.2+    171212 H45  0.2-  0.3-    180314 C51  0.0   0.5+
    171112 G96  0.0   0.1+    171212 H45  0.2+  0.1+    180314 C51  0.3+  0.6+
    171112 G96  0.1+  0.1+    171212 H45  0.4+  0.2-    180314 C51  1.0+  0.5-
    171112 G96  0.0   0.0     171212 H45  0.1-  0.1+    180314 C51  0.9+  1.2-
    171113 I52  0.1-  0.2+    171212 F51  0.1+  0.0     180314 C51  0.4-  0.3+
    171113 I52  0.2-  0.1-    171212 F51  0.1+  0.0     180314 C51  0.0   0.3-
    171113 I52  0.0   0.1-    171212 F51  0.1+  0.0     180319 807  0.0   0.1+
    171113 I52  0.6+  0.0     171212 F51  0.1+  0.0     180319 807  0.0   0.4+
    171115 I52  0.5+  0.0     171214 703  0.2-  0.1+    180319 807  0.1-  0.2-
    171115 I52  0.0   0.1+    171214 703  0.6+  0.0     180319 807  0.3-  0.4+
    171115 I52  0.5-  0.4+    171214 703  0.1+  0.2-    180513 807  0.2-  0.2+
    171115 I52  0.1-  0.3-    171214 703  0.3+  0.8-    180513 807  0.0   0.2+
    171119 I52  0.2-  0.4-    171218 204  0.0   0.1+    180513 807  0.0   0.1+
    171119 I52  0.2+  0.3+    171218 204  0.0   0.1-    190827 T12  0.0   0.0
    171121 F51  0.0   0.1+    171218 204  0.0   0.0     190828 T12  0.0   0.0
    171121 F51  0.1-  0.1+    171227 H21  0.1-  0.1+    190828 T12  0.0   0.0
    171126 B88  0.4-  0.4-    171227 H21  0.1-  0.2+    190828 T12  0.0   0.0
    
    Ephemeris:
    2017 VX1                 a,e,i = 1.95, 0.53, 9                   q = 0.9205
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 05 04    01 12 07.7 +13 49 59   2.9251  2.0309    22.5    11.0    24.7
    ...
    2020 05 19    01 43 13.2 +17 01 09   2.7608  1.9354    28.7    14.5    24.6
    ...
    2020 05 27    02 00 56.4 +18 42 54   2.6665  1.8824    31.8    16.5    24.5
    ...
    2020 06 02    02 14 50.1 +19 58 29   2.5935  1.8418    34.0    17.9    24.4
    2020 06 03    02 17 12.4 +20 10 58   2.5812  1.8350    34.3    18.2    24.4
    2020 06 04    02 19 35.6 +20 23 26   2.5688  1.8281    34.7    18.4    24.4
    ...
    2020 06 10    02 34 17.1 +21 37 25   2.4938  1.7865    36.7    19.9    24.3
    ...
    2020 06 18    02 54 56.4 +23 13 07   2.3923  1.7300    39.3    21.8    24.2
    ...
    2020 07 03    03 37 28.3 +25 57 38   2.2005  1.6208    43.4    25.6    24.0
    
    A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-L13
    


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