• MPC Preparation (Info)

  • MPEC 2019-A17 : 2018 YO2

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    M.P.E.C. 2019-A17                                Issued 2019 Jan. 2, 11:38 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
    
                                       2018 YO2
    
    Observations:
         K18Y02O* C2018 12 29.44666707 41 40.93 +40 34 11.7          18.05RUEA017I41
         K18Y02O  C2018 12 29.44701407 41 42.53 +40 33 58.2          18.05RUEA017I41
         K18Y02O  C2018 12 29.44852007 41 49.56 +40 32 58.2          17.71RUEA017I41
         K18Y02O  C2018 12 29.44886707 41 51.07 +40 32 45.1          17.71RUEA017I41
         K18Y02O  C2018 12 31.42878 08 53 32.899+31 15 54.89         20.6 wUEA017F51
         K18Y02O  C2018 12 31.44115 08 53 36.369+31 14 43.05         20.1 wUEA017F51
         K18Y02O  C2018 12 31.45356 08 53 39.533+31 13 28.67         20.1 wUEA017F51
         K18Y02O  C2018 12 31.46609 08 53 42.462+31 12 10.84         20.2 wUEA017F51
         K18Y02O KC2019 01 02.12727409 06 03.28 +28 42 00.3          21.3 GVEA017L01
         K18Y02O KC2019 01 02.13050309 06 03.49 +28 41 46.5          21.2 GVEA017L01
         K18Y02O KC2019 01 02.13547209 06 03.82 +28 41 25.9          21.4 GVEA017L01
         K18Y02O KC2019 01 02.16164909 06 17.50 +28 38 48.8          20.8 GVEA017J95
         K18Y02O KC2019 01 02.17723609 06 18.85 +28 37 46.8          20.7 GVEA017J95
         K18Y02O KC2019 01 02.19258609 06 20.38 +28 36 43.1          21.2 GVEA017J95
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
        E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
        Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, L. Denneau,
        J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m
        Ritchey-Chretien + CCD.
    I41 Palomar Mountain--ZTF.  Observer A. U. Tomatic.  Measurers D. Streaks,
        H.-W. Lin, F. J. Masci, Q.-Z. Ye.  1.2-m f/2.4 Schmidt.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
        Schmidt-Cassegrain + CCD.
    L01 Visnjan Observatory, Tican.  Observers K. Korlevic, R. Jenko, G. Kervina,
        P. Kukic, A. Radica, F. Valentine.  Measurer K. Korlevic.  1.0-m f/2.9
        reflector + CCD.
    
    Orbital elements:
    2018 YO2                                                 Earth MOID = 0.0004 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M 103.51244              (2000.0)            P               Q
    n   0.71989664     Peri.  334.89894     +0.35919018     -0.93310326
    a   1.2329798      Node    94.04666     +0.85916013     +0.32335596
    e   0.2171230      Incl.    0.99611     +0.36445341     +0.15735065
    P   1.37           H   29.6           G   0.15           U   5
    Residuals in seconds of arc
    181229 I41  0.3-  0.4+    181231 F51  0.1+  0.1-    190102 L01  0.2-  0.1-
    181229 I41  0.3-  0.4+    181231 F51  0.0   0.0     190102 J95  0.1-  0.1-
    181229 I41  0.8+  0.7-    181231 F51  0.1-  0.0     190102 J95  0.2-  0.4+
    181229 I41  0.2-  0.2-    190102 L01  0.2-  0.2-    190102 J95  0.4+  0.1-
    181231 F51  0.0   0.1+    190102 L01  0.2-  0.5-
    
    Ephemeris:
    2018 YO2                 a,e,i = 1.23, 0.22, 1                   q = 0.9653
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2018 12 03    20 34 34.6 -32 01 03   0.05711 0.9530    53.5   123.7    28.4
    ...
    2018 12 18    20 54 31.1 -30 34 56   0.02316 0.9673    43.3   135.8    27.7
    ...
    2018 12 26    21 37 43.1 -22 36 37   0.0053620.9797    46.0   133.8    24.3
    ...
    2019 01 01    08 58 44.8 +30 10 35   0.0085750.9907   149.1    30.7    20.6
    2019 01 02    09 05 40.6 +28 53 50   0.01079 0.9925   148.6    31.1    21.1
    2019 01 03    09 10 02.2 +28 02 32   0.01300 0.9944   148.6    31.0    21.5
    ...
    2019 01 09    09 18 53.3 +25 54 40   0.02643 1.0069   152.4    26.9    22.9
    ...
    2019 01 17    09 19 11.2 +25 02 20   0.04502 1.0261   159.8    19.3    23.9
    ...
    2019 02 01    09 13 39.1 +24 12 10   0.08412 1.0686   172.0     7.4    24.9
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A17
    

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