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  • MPEC 2017-X76 : 2017 XC

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    Read MPEC 2017-X75 Read MPEC 2017-X77


    M.P.E.C. 2017-X76                                Issued 2017 Dec. 8, 01:11 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 XC
    
    Observations:
         K17X00C* C2017 12 04.26044 23 09 10.658+12 09 31.35         19.5 iLEX076F51
         K17X00C  C2017 12 04.27174 23 09 12.820+12 10 58.21         19.4 iLEX076F51
         K17X00C  C2017 12 04.28298 23 09 14.954+12 12 23.61         19.4 iLEX076F51
         K17X00C  C2017 12 04.29416 23 09 17.083+12 13 48.81         19.4 iLEX076F51
         K17X00C  C2017 12 05.44619 23 13 05.70 +14 36 25.1          19.9 RrEX076P93
         K17X00C  C2017 12 05.45780 23 13 07.88 +14 37 48.2          19.9 RrEX076P93
         K17X00C  C2017 12 05.47325 23 13 10.80 +14 39 39.4          20.0 RrEX076P93
         K17X00C KC2017 12 05.72565 23 14 00.94 +15 09 43.1                UEX076204
         K17X00C KC2017 12 05.74035 23 14 03.68 +15 11 27.5          19.4 GUEX076204
         K17X00C KC2017 12 05.75353 23 14 06.15 +15 13 01.1                UEX076204
         K17X00C KC2017 12 05.75680 23 14 06.69 +15 13 24.7          19.8 VqEX076595
         K17X00C KC2017 12 05.77517 23 14 10.22 +15 15 35.5                UEX076587
         K17X00C KC2017 12 05.77694 23 14 10.47 +15 15 47.5          20.0 VqEX076595
         K17X00C KC2017 12 05.77890 23 14 10.93 +15 16 01.7          19.7 GUEX076587
         K17X00C KC2017 12 05.78273 23 14 11.66 +15 16 28.7                UEX076587
         K17X00C KC2017 12 05.79180 23 14 13.35 +15 17 32.9                UEX076587
         K17X00C KC2017 12 05.79708 23 14 14.25 +15 18 10.3          19.5 VqEX076595
         K17X00C KC2017 12 06.13690823 15 19.79 +15 57 58.9          19.3 VuEX076H21
         K17X00C KC2017 12 06.14121823 15 20.59 +15 58 29.0          19.6 VuEX076H21
         K17X00C KC2017 12 06.14658523 15 21.60 +15 59 06.4          19.7 VuEX076H21
         K17X00C KC2017 12 06.74572023 17 18.03 +17 07 32.3          19.8 VSEX076L01
         K17X00C KC2017 12 06.74893423 17 18.68 +17 07 53.9          19.7 VSEX076L01
         K17X00C KC2017 12 06.75245423 17 19.26 +17 08 17.9          20.0 VSEX076L01
         K17X00C KC2017 12 07.15215 23 18 35.26 +17 52 50.9                oEX076691
         K17X00C KC2017 12 07.16492 23 18 37.59 +17 54 14.5                oEX076691
         K17X00C KC2017 12 07.17757 23 18 39.90 +17 55 37.6                oEX076691
         K17X00C KC2017 12 07.78900 23 20 36.71 +19 01 39.7                UEX076J95
         K17X00C KC2017 12 07.80279 23 20 39.21 +19 03 08.2          20.0 GUEX076J95
    
    Observer details:
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
        + CCD.
    587 Sormano.  Observers F. Manca, A. Testa.  Measurer F. Manca.  0.5-m f/6.8
        reflector + CCD.
    595 Farra d'Isonzo.  Observers E. Pettarin, F. Piani.  Measurer E. Pettarin.
        0.61-m f/4.0 reflector + CCD.
    691 Steward Observatory, Kitt Peak.  Observer T. H. Bressi.  0.9-m f/3
        reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
        M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
        M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
        Ritchey-Chretien + 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.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    P93 Space Tracking and Communications Center, JAXA.  Observers S. Okumura,
        S. Urakawa.  1.0-m f/3.0 reflector + CCD.
    
    Orbital elements:
    2017 XC                                             PHA, Earth MOID = 0.0477 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 344.88382              (2000.0)            P               Q
    n   0.30564457     Peri.  317.69630     +0.91164017     -0.02418455
    a   2.1826876      Node    48.85551     +0.31614561     +0.67912940
    e   0.5671763      Incl.   33.01227     -0.26261028     +0.73362004
    P   3.22           H   19.8           G   0.15           U   8
    Residuals in seconds of arc
    171204 F51  0.1-  0.1-    171205 595  0.1+  0.1+    171206 L01  0.1-  0.3-
    171204 F51  0.1+  0.4+    171205 587  0.1+  0.5+    171206 L01  0.8+  0.3-
    171204 F51  0.0   0.0     171205 595  0.3+  0.1+    171206 L01  0.2-  0.1-
    171204 F51  0.1-  0.2-    171205 587  0.3+  0.3+    171207 691  0.4+  0.2+
    171205 P93  0.1-  0.1+    171205 587  0.5+  0.1+    171207 691  0.4+  0.2-
    171205 P93  0.1+  0.5-    171205 587  0.4+  0.1+    171207 691  0.3+  0.2-
    171205 P93  0.4+  0.4-    171205 595  0.3+  0.3+    171207 J95  0.2-  0.2-
    171205 204  0.3-  0.1-    171206 H21  0.1+  0.3-    171207 J95  0.4-  0.4+
    171205 204  0.4-  0.3-    171206 H21  0.1-  0.1-
    171205 204  0.4-  0.4-    171206 H21  0.1-  0.1+
    
    Ephemeris:
    2017 XC                  a,e,i = 2.18, 0.57, 33                  q = 0.9447
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 11 08    20 52 10.0 -56 14 37   0.3246  0.9670    76.3    84.6    20.2
    ...
    2017 11 23    22 25 58.1 -17 51 29   0.2633  1.0266    91.0    74.1    19.6
    ...
    2017 12 01    22 57 56.3 +04 39 22   0.2940  1.0705    98.7    65.6    19.6
    ...
    2017 12 07    23 18 06.8 +17 36 03   0.3412  1.1077   102.0    60.5    19.8
    2017 12 08    23 21 16.6 +19 24 08   0.3505  1.1142   102.4    59.7    19.9
    2017 12 09    23 24 23.8 +21 06 37   0.3601  1.1207   102.7    59.0    19.9
    ...
    2017 12 15    23 42 27.2 +29 38 35   0.4237  1.1617   103.9    55.3    20.3
    ...
    2017 12 23    00 05 38.4 +37 35 01   0.5189  1.2195   104.2    51.4    20.7
    ...
    2018 01 07    00 49 25.1 +46 30 23   0.7141  1.3347   102.5    46.0    21.4
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-X76
    

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