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  • MPEC 2013-M08 : 2013 LN31

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    M.P.E.C. 2013-M08                                Issued 2013 June 17, 13:58 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 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 http://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2013 LN31
    
    Observations:
         K13L31N* C2013 06 15.32248 17 44 36.52 +10 23 29.8          18.8 VuEM008G96
         K13L31N  C2013 06 15.32881 17 44 34.76 +10 23 41.1          18.8 VuEM008G96
         K13L31N  C2013 06 15.33519 17 44 33.03 +10 23 52.2          18.6 VuEM008G96
         K13L31N  C2013 06 15.34156 17 44 31.20 +10 24 03.8          18.8 VuEM008G96
         K13L31N  C2013 06 15.40268 17 44 14.17 +10 25 52.7          18.8 VuEM008G96
         K13L31N  C2013 06 15.41128 17 44 11.76 +10 26 07.9          18.6 VuEM008G96
         K13L31N `C2013 06 15.66341317 43 03.43 +10 34 20.5          18.9 RqEM008D90
         K13L31N `C2013 06 15.66664517 43 02.50 +10 34 26.5          18.6 RqEM008D90
         K13L31N `C2013 06 15.66987617 43 01.57 +10 34 32.1          18.5 RqEM008D90
         K13L31N KC2013 06 15.85301 17 42 11.88 +10 39 26.4          18.3 RrEM008106
         K13L31N KC2013 06 15.85816 17 42 10.42 +10 39 36.0          18.2 RrEM008106
         K13L31N KC2013 06 15.86073 17 42 09.64 +10 39 40.8          18.7 RrEM008106
         K13L31N KC2013 06 15.92310 17 41 51.49 +10 41 38.5                qEM008104
         K13L31N KC2013 06 15.93231 17 41 48.79 +10 41 55.4          18.9 RqEM008104
         K13L31N KC2013 06 15.93711 17 41 47.39 +10 42 04.4          18.9 RqEM008104
         K13L31N KC2013 06 15.94139 17 41 45.97 +10 42 12.7                qEM008595
         K13L31N KC2013 06 15.95168 17 41 43.05 +10 42 32.0          18.3 RqEM008157
         K13L31N KC2013 06 15.95531 17 41 41.93 +10 42 39.4          18.2 RqEM008157
         K13L31N KC2013 06 15.95606 17 41 41.69 +10 42 39.5          19.1 VqEM008595
         K13L31N KC2013 06 15.95894 17 41 40.86 +10 42 46.3          18.4 RqEM008157
         K13L31N  C2013 06 16.01166 17 41 25.63 +10 44 25.5          18.1 RcEM008Z95
         K13L31N  C2013 06 16.02483 17 41 21.67 +10 44 50.3          18.5 RcEM008Z95
         K13L31N  C2013 06 16.02637 17 41 21.18 +10 44 52.9          18.5 RcEM008Z95
         K13L31N KC2013 06 16.02703417 41 20.96 +10 44 52.2          19.0 VuEM008I93
         K13L31N KC2013 06 16.04031217 41 16.98 +10 45 16.9          19.0 VuEM008I93
         K13L31N KC2013 06 16.04053 17 41 16.72 +10 45 16.5                tEM008204
         K13L31N KC2013 06 16.04394 17 41 15.67 +10 45 22.8                tEM008204
         K13L31N KC2013 06 16.04657217 41 15.13 +10 45 28.8          19.0 VuEM008I93
         K13L31N KC2013 06 16.04804 17 41 14.46 +10 45 30.8          18.2 RtEM008204
         K13L31N KC2013 06 16.13325 17 40 51.09 +10 48 13.6          19.2 VuEM008932
         K13L31N KC2013 06 16.13599 17 40 50.26 +10 48 18.9          18.5 VuEM008932
         K13L31N KC2013 06 16.14027 17 40 48.95 +10 48 27.1                uEM008932
         K13L31N  C2013 06 16.57765 17 38 37.89 +11 02 30.7          18.9 RoEM008300
         K13L31N  C2013 06 16.58001 17 38 37.12 +11 02 34.1          18.3 RoEM008300
         K13L31N  C2013 06 16.58236 17 38 36.34 +11 02 39.4          19.1 RoEM008300
         K13L31N  C2013 06 16.60288 17 38 29.26 +11 03 56.3          17.9 VoEM008E23
         K13L31N  C2013 06 16.64604 17 38 15.44 +11 05 22.6          18.8 VoEM008E23
         K13L31N KC2013 06 16.92257 17 36 49.74 +11 13 44.9          18.9 VqEM008C77
         K13L31N KC2013 06 16.93432 17 36 45.83 +11 14 09.0          19.3 VqEM008C77
         K13L31N KC2013 06 16.96180 17 36 36.51 +11 15 01.5          18.8 VqEM008C47
         K13L31N KC2013 06 16.96770 17 36 34.55 +11 15 13.7          18.7 VqEM008C47
         K13L31N KC2013 06 16.97360 17 36 32.61 +11 15 24.9          18.7 VqEM008C47
         K13L31N KC2013 06 16.97913 17 36 30.80 +11 15 36.3          18.8 VqEM008C47
         K13L31N  C2013 06 17.29587 17 34 47.17 +11 26 28.6          18.2 VuEM008G96
         K13L31N  C2013 06 17.30224 17 34 44.97 +11 26 41.6          18.5 VuEM008G96
         K13L31N  C2013 06 17.30866 17 34 42.78 +11 26 54.8          18.5 VuEM008G96
    
    Observer details:
    104 San Marcello Pistoiese.  Observer P. Bacci.  Measurers P. Bacci, L. Tesi,
        G. Fagioli.  0.60-m f/4 reflector + CCD.
    106 Crni Vrh.  Observer J. Skvarc.  0.60-m f/3.3 Deltagraph.
    157 Frasso Sabino.  Observers R. Haver, R. Gorelli.  Measurer R. Haver.
        0.37-m f/6.85 Cassegrain + CCD.
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 reflector
        + CCD.
    300 Bisei Spaceguard Center--BATTeRS.  Observers S. Okumura, T. Sakamoto.
        1.0-m f/3.0 reflector + CCD.
    595 Farra d'Isonzo.  Observers A. Bresan, E. Pettarin.  Measurer E. Pettarin.
        0.40-m f/4.5 reflector + CCD.
    932 John J. McCarthy Obs., New Milford.  Observers M. Polansky, C. KleinStern,
        B. DiSarro, K. Laurentus, T. DiSarro.  Measurers C. KleinStern,
        M. Polansky.  0.4-m f/5 Schmidt-Cassegrain + CCD.
    C47 Nonndorf.  Observer G. Dangl.  0.25-m f/4.8 reflector + CCD.
    C77 Bernezzo Observatory.  Observer A. Mantero.  0.25-m f/4 reflector + CCD.
    D90 RAS Observatory, Moorook.  Observer K. Hills.  0.41-m f/9 Ritchey-Chretien
        + CCD.
    E23 Arcadia.  Observer A. Hidas.  0.35-m Schmidt-Cassegrain + CCD.
    G96 Mt. Lemmon Survey.  Observers J. A. Johnson, R. A. Kowalski.  Measurers
        A. Boattini, E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        J. A. Johnson, R. A. Kowalski, S. M. Larson, R. H. McNaught, F. C. Shelly.
        1.5-m reflector + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    Z95 Astronomia Para Todos Remote Observatory.  Observer A. Aznar.  0.35-m
        Schmidt-Cassegrain + CCD.
    
    Orbital elements:
    2013 LN31                                           PHA, Earth MOID = 0.0420 AU
    Epoch 2013 Apr. 18.0 TT = JDT 2456400.5                 MPC
    M 324.36251              (2000.0)            P               Q
    n   0.29558542     Peri.  278.58641     +0.86391265     -0.32459593
    a   2.2319307      Node   101.06806     +0.44895769     +0.84283361
    e   0.7999555      Incl.   23.10304     -0.22823655     +0.42926564
    P   3.33           H   20.0           G   0.15           U   7
    Residuals in seconds of arc
    130615 G96  0.2-  0.0     130615 157  0.6+  0.7-    130616 300  0.2+  1.1+
    130615 G96  0.2-  0.0     130615 157  0.1-  0.1-    130616 300  0.0   0.1-
    130615 G96  0.5+  0.3-    130615 595  0.1+  0.4+    130616 300  0.5-  0.6+
    130615 G96  0.3-  0.0     130615 157  0.0   0.1+    130616 E23  0.5+  0.6-
    130615 G96  0.1+  0.0     130616 Z95  0.9+  0.4-    130616 E23  0.9+  1.6+
    130615 G96  0.1-  0.1-    130616 Z95  0.6+  0.2-    130616 C77  0.2+  0.3-
    130615 D90  0.0   0.1-    130616 Z95  0.2+  0.5-    130616 C77  0.2-  0.2+
    130615 D90  0.0   0.0     130616 I93  0.0   0.2-    130616 C47  0.0   0.3-
    130615 D90  0.0   0.3-    130616 I93  0.2-  0.3-    130616 C47  0.1-  0.0
    130615 106  0.6-  0.2-    130616 204  0.3+  0.3-    130616 C47  0.1+  0.6-
    130615 106  0.1-  0.2-    130616 204  0.2-  0.3-    130616 C47  0.5+  0.3-
    130615 106  0.6-  0.2-    130616 I93  0.2+  0.1-    130617 G96  0.7-  0.2-
    130615 104  0.3-  0.1+    130616 204  0.0   0.0     130617 G96  0.5-  0.3-
    130615 104  0.0   0.2-    130616 932  0.6-  0.4+    130617 G96  0.1+  0.3-
    130615 104  0.2+  0.1-    130616 932  0.6-  0.5+
    130615 595  0.8-  1.0+    130616 932  0.9-  0.6+
    
    Ephemeris:
    2013 LN31                a,e,i = 2.23, 0.80, 23                  q = 0.4465
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2013 05 18    18 25 29.0 +02 17 00   0.7410  1.6149   133.7    26.9    21.6
    ...
    2013 06 02    18 17 05.9 +05 39 03   0.4807  1.4290   143.4    25.1    20.3
    ...
    2013 06 10    18 02 43.3 +08 08 19   0.3530  1.3241   146.5    25.0    19.5
    ...
    2013 06 16    17 41 29.2 +10 44 19   0.2633  1.2427   145.9    27.3    18.8
    2013 06 17    17 36 24.5 +11 16 38   0.2490  1.2289   145.3    28.1    18.7
    2013 06 18    17 30 41.9 +11 51 27   0.2349  1.2150   144.6    29.0    18.5
    ...
    2013 06 24    16 34 53.1 +16 32 36   0.1568  1.1304   133.7    40.6    17.8
    ...
    2013 07 02    13 03 27.3 +22 33 45   0.09835 1.0138    85.5    88.9    18.1
    ...
    2013 07 17    08 26 27.7 +06 00 20   0.2462  0.7862    18.2   156.2    26.2
    
    A. U. Tomatic                (C) Copyright 2013 MPC           M.P.E.C. 2013-M08
    

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