• MPC Preparation (Info)

  • MPEC 2017-X112: 2017 XC2

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2017-X111 Read MPEC 2017-X113


    M.P.E.C. 2017-X112                               Issued 2017 Dec. 14, 15:28 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 XC2
    
    Observations:
         K17X02C* C2017 12 09.11179 23 04 37.05 +34 40 49.7          20.4 GUEX112G96
         K17X02C  C2017 12 09.11747 23 04 38.24 +34 41 07.1          20.2 GUEX112G96
         K17X02C  C2017 12 09.12315 23 04 39.40 +34 41 24.4          19.9 GUEX112G96
         K17X02C  C2017 12 09.12882 23 04 40.54 +34 41 41.5                UEX112G96
         K17X02C  C2017 12 09.14418323 04 43.70 +34 42 27.6          20.3 GUEX112H01
         K17X02C  C2017 12 09.14930623 04 44.76 +34 42 43.1          20.2 GUEX112H01
         K17X02C  C2017 12 09.16300 23 04 47.64 +34 43 25.7                UEX112I52
         K17X02C  C2017 12 09.16365423 04 47.76 +34 43 26.7          20.4 GUEX112H01
         K17X02C  C2017 12 09.16376 23 04 47.84 +34 43 28.0          20.1 GUEX112I52
         K17X02C  C2017 12 09.16937523 04 48.95 +34 43 44.1          20.4 GUEX112H01
         K17X02C  C2017 12 10.13224 23 08 17.14 +35 32 18.9                UEX112I52
         K17X02C  C2017 12 10.13301 23 08 17.37 +35 32 21.9          19.8 GUEX112I52
         K17X02C  C2017 12 10.13440 23 08 17.73 +35 32 25.8                UEX112I52
         K17X02C  C2017 12 10.13518 23 08 17.84 +35 32 28.7          20.2 GUEX112I52
         K17X02C KC2017 12 11.01909 23 11 31.44 +36 15 47.1          20.0 RqEX112H36
         K17X02C KC2017 12 11.03109 23 11 33.99 +36 16 21.8          20.1 RqEX112H36
         K17X02C KC2017 12 11.04308 23 11 36.49 +36 16 57.2          20.0 RqEX112H36
         K17X02C KC2017 12 11.06854323 11 41.74 +36 18 09.1          20.8 VuEX112H21
         K17X02C KC2017 12 11.07349223 11 42.81 +36 18 23.4          20.9 VuEX112H21
         K17X02C KC2017 12 11.07833023 11 43.84 +36 18 37.1          20.7 VuEX112H21
         K17X02C KC2017 12 11.79318 23 14 21.93 +36 52 41.0                UEX112J95
         K17X02C KC2017 12 11.80865 23 14 25.25 +36 53 24.7                UEX112J95
         K17X02C KC2017 12 11.82400 23 14 28.54 +36 54 07.2          20.3 GUEX112J95
         K17X02C  C2017 12 12.74529 23 17 54.07 +37 36 56.4          20.5 VSEX112033
         K17X02C  C2017 12 12.84097 23 18 15.03 +37 41 16.6          20.2 VSEX112033
         K17X02C  C2017 12 12.84326 23 18 15.53 +37 41 22.6          20.0 VSEX112033
         K17X02C KC2017 12 13.01100 23 18 53.96 +37 49 07.0          20.7 RqEX112H36
         K17X02C KC2017 12 13.02300 23 18 56.52 +37 49 40.3          20.2 RqEX112H36
         K17X02C KC2017 12 13.05898 23 19 04.39 +37 51 17.2          20.3 RqEX112H36
         K17X02C KC2017 12 13.07098 23 19 06.93 +37 51 49.8          20.4 RqEX112H36
         K17X02C  C2017 12 13.10133 23 19 13.74 +37 53 15.9          21.2 RoEX112926
         K17X02C  C2017 12 13.10898 23 19 15.48 +37 53 35.8          20.4 RoEX112926
         K17X02C  C2017 12 13.11663 23 19 17.14 +37 53 56.0          20.7 RoEX112926
         K17X02C  C2017 12 13.15647 23 19 25.80 +37 55 42.0          20.0 GUEX112I52
         K17X02C  C2017 12 13.15723 23 19 26.05 +37 55 44.5          20.1 GUEX112I52
         K17X02C  C2017 12 13.15799 23 19 26.15 +37 55 46.4          20.6 GUEX112I52
         K17X02C  C2017 12 13.15876 23 19 26.33 +37 55 48.2          20.3 GUEX112I52
         K17X02C  C2017 12 14.08773 23 22 57.14 +38 37 10.7          20.1 GUEX112I52
         K17X02C  C2017 12 14.09109 23 22 57.89 +38 37 19.7          20.1 GUEX112I52
         K17X02C  C2017 12 14.09397 23 22 58.50 +38 37 27.2          20.2 GUEX112I52
         K17X02C  C2017 12 14.09716 23 22 59.21 +38 37 35.8          20.1 GUEX112I52
         K17X02C  C2017 12 14.14433 23 23 09.58 +38 39 38.9          20.3 RoEX112926
         K17X02C  C2017 12 14.15249 23 23 11.44 +38 40 00.6          20.5 RoEX112926
         K17X02C  C2017 12 14.16061 23 23 13.15 +38 40 21.7          20.2 RoEX112926
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers C. Hoegner,
        B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers E. J. Christensen,
        D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
        S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
        1.5-m reflector + 10K CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.61-m f/4.5
        astrograph + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers R. G. Matheny,
        D. C. Fuls, E. J. Christensen.  Measurers E. J. Christensen, D. C. Fuls,
        A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson,
        G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.  1.0-m reflector
        + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2017 XC2                                                 Earth MOID = 0.0832 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 344.67686              (2000.0)            P               Q
    n   0.25290295     Peri.    3.14512     +0.91141822     -0.39132794
    a   2.4764722      Node    21.32768     +0.36948343     +0.64225824
    e   0.5640758      Incl.   20.47089     +0.18110448     +0.65906509
    P   3.90           H   20.0           G   0.15           U   9
    Residuals in seconds of arc
    171209 G96  0.0   0.0     171211 H36  0.3+  0.0     171213 926  1.0-  1.1+
    171209 G96  0.2+  0.0     171211 H36  0.2-  0.8+    171213 926  0.1-  0.3+
    171209 G96  0.0   0.0     171211 H21  0.2-  0.0     171213 926  0.1-  0.0
    171209 G96  0.4-  0.2-    171211 H21  0.0   0.1+    171213 I52  0.3-  0.5-
    171209 H01  0.0   0.0     171211 H21  0.0   0.0     171213 I52  0.7+  0.1-
    171209 H01  0.0   0.0     171211 J95  0.2+  0.1+    171213 I52  0.1-  0.2-
    171209 I52  0.3-  0.1+    171211 J95  0.0   0.3+    171213 I52  0.1+  0.5-
    171209 H01  0.1+  0.1+    171211 J95  0.3-  0.3-    171214 I52  0.0   0.6-
    171209 I52  0.2+  0.1+    171212 033  0.3-  0.1+    171214 I52  0.1+  0.3-
    171209 H01  0.1+  0.1+    171212 033  0.1+  0.0     171214 I52  0.1-  0.4-
    171210 I52  0.7-  1.0-    171212 033  0.1+  0.2-    171214 I52  0.0   0.1-
    171210 I52  0.2+  0.2-    171213 H36  0.4+  0.2-    171214 926  0.0   0.1-
    171210 I52  1.0+  0.4-    171213 H36  0.1-  0.4+    171214 926  0.7+  0.5+
    171210 I52  0.3+  0.2+    171213 H36  0.6+  0.2-    171214 926  0.3-  0.6+
    171211 H36  0.1+  0.1+    171213 H36  0.2-  0.0
    
    Ephemeris:
    2017 XC2                 a,e,i = 2.48, 0.56, 20                  q = 1.0796
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 11 14    21 46 31.6 +04 36 18   0.3271  1.0873    98.5    64.1    20.0
    ...
    2017 11 29    22 30 31.5 +24 38 53   0.3816  1.1243   101.1    59.4    20.3
    ...
    2017 12 07    22 57 09.9 +32 49 00   0.4253  1.1552   102.6    56.3    20.5
    ...
    2017 12 13    23 18 51.3 +37 48 35   0.4632  1.1827   103.6    54.0    20.7
    2017 12 14    23 22 37.3 +38 33 16   0.4699  1.1876   103.8    53.6    20.7
    2017 12 15    23 26 26.0 +39 16 32   0.4767  1.1926   103.9    53.2    20.7
    ...
    2017 12 21    23 50 13.3 +43 07 39   0.5198  1.2244   104.8    51.0    20.9
    ...
    2017 12 29    00 24 14.5 +47 07 13   0.5824  1.2709   105.6    48.2    21.2
    ...
    2018 01 13    01 33 01.4 +51 39 51   0.7157  1.3677   106.1    43.7    21.6
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-X112
    

    Read MPEC 2017-X111 Read MPEC 2017-X113


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)