• MPC Preparation (Info)

  • MPEC 2017-E23 : 2017 DM109

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    M.P.E.C. 2017-E23                                Issued 2017 Mar. 3, 02:31 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 DM109
    
    Observations:
         K17DA9M  C2017 01 30.42534 10 12 05.238+26 44 46.11         21.6 wLEE023F51
         K17DA9M  C2017 01 30.43805 10 12 06.529+26 44 38.39         21.4 wLEE023F51
         K17DA9M  C2017 01 30.45084 10 12 07.858+26 44 30.60         21.5 wLEE023F51
         K17DA9M  C2017 01 30.46373 10 12 09.180+26 44 22.50         21.4 wLEE023F51
         K17DA9M* C2017 02 24.51582 10 49 09.744+20 01 55.08         21.2 wLEE023F51
         K17DA9M  C2017 02 24.52896 10 49 10.328+20 01 38.97         21.3 wLEE023F51
         K17DA9M  C2017 02 24.55551 10 49 11.547+20 01 06.78         21.5 wLEE023F51
         K17DA9M  C2017 03 02.23268810 54 26.34 +18 07 43.6          21.3 GUEE023H01
         K17DA9M  C2017 03 02.23726 10 54 26.64 +18 07 37.6          21.5 VqEE023I52
         K17DA9M  C2017 03 02.24394410 54 26.78 +18 07 30.2          21.1 GUEE023H01
         K17DA9M  C2017 03 02.24783610 54 26.93 +18 07 25.6          21.4 GUEE023H01
         K17DA9M  C2017 03 02.25275 10 54 27.27 +18 07 21.0          21.8 VqEE023I52
         K17DA9M  C2017 03 02.25324010 54 27.14 +18 07 19.2          21.4 GUEE023H01
         K17DA9M  C2017 03 02.25634 10 54 27.39 +18 07 16.3          21.2 VqEE023I52
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
        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.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer J. A. Johnson.
        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.
    
    Orbital elements:
    2017 DM109                                               Earth MOID = 0.2131 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M   3.44122              (2000.0)            P               Q
    n   0.29613444     Peri.  111.40549     -0.73826601     -0.67416609
    a   2.2291713      Node    26.21994     +0.59940580     -0.67036402
    e   0.4645145      Incl.    2.79268     +0.30931536     -0.31001961
    P   3.33           H   23.4           G   0.15           U   5
    Residuals in seconds of arc
    170130 F51  0.1+  0.1-    170224 F51  0.0   0.1-    170302 H01  0.0   0.1+
    170130 F51  0.2-  0.0     170224 F51  0.0   0.0     170302 I52  0.2+  0.6+
    170130 F51  0.0   0.1+    170302 H01  0.0   0.1+    170302 H01  0.1+  0.1+
    170130 F51  0.1+  0.1+    170302 I52  0.3-  1.1-    170302 I52  0.1-  0.2+
    170224 F51  0.0   0.1+    170302 H01  0.0   0.1+
    
    Ephemeris:
    2017 DM109               a,e,i = 2.23, 0.46, 3                   q = 1.1937
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 02 01    10 15 08.7 +26 27 00   0.2199  1.1942   159.9    16.5    21.4
    ...
    2017 02 16    10 39 27.2 +22 42 17   0.2178  1.2002   165.7    11.7    21.2
    ...
    2017 02 24    10 48 39.6 +20 12 04   0.2262  1.2120   168.3     9.5    21.2
    ...
    2017 03 02    10 54 13.4 +18 12 37   0.2370  1.2246   169.1     8.8    21.3
    2017 03 03    10 55 04.2 +17 52 27   0.2392  1.2271   169.0     8.8    21.3
    2017 03 04    10 55 54.0 +17 32 15   0.2416  1.2295   169.0     8.9    21.4
    ...
    2017 03 10    11 00 35.8 +15 31 22   0.2579  1.2462   167.6     9.8    21.6
    ...
    2017 03 18    11 06 28.1 +12 54 55   0.2861  1.2726   163.9    12.5    21.9
    ...
    2017 04 02    11 18 02.0 +08 28 16   0.3598  1.3335   154.6    18.8    22.8
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-E23
    

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