• MPC Preparation (Info)

  • MPEC 2017-H75 : 2017 HG4

    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-H74 Read MPEC 2017-H76


    M.P.E.C. 2017-H75                                Issued 2017 Apr. 28, 02:29 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 HG4
    
    Observations:
         K17H04G* C2017 04 26.26272 10 50 15.103+38 38 22.60         19.9 wLEH075F51
         K17H04G  C2017 04 26.27337 10 50 15.416+38 37 04.48         20.2 wLEH075F51
         K17H04G  C2017 04 26.28409 10 50 15.696+38 35 43.17         20.2 wLEH075F51
         K17H04G  C2017 04 26.29474 10 50 15.950+38 34 20.14         19.8 wLEH075F51
         K17H04G  C2017 04 27.18638 10 56 33.47 +36 54 56.2          20.0 VqEH075G96
         K17H04G  C2017 04 27.18678 10 56 33.46 +36 54 53.7          19.7 VqEH075G96
         K17H04G  C2017 04 27.18719 10 56 33.50 +36 54 51.9          20.0 VqEH075G96
         K17H04G  C2017 04 27.18759 10 56 33.45 +36 54 49.2                qEH075G96
         K17H04G  C2017 04 27.27186 10 56 34.84 +36 45 58.5          20.1 VqEH075G96
         K17H04G  C2017 04 27.27534 10 56 35.07 +36 45 34.2          20.8 VqEH075G96
         K17H04G  C2017 04 27.27648 10 56 35.16 +36 45 26.5          20.2 VqEH075G96
         K17H04G  C2017 04 27.27997 10 56 35.49 +36 45 01.9          20.0 VqEH075G96
         K17H04G  C2017 04 27.29722 10 56 36.86 +36 43 02.7          20.9 VqEH075G96
         K17H04G  C2017 04 27.29811 10 56 36.97 +36 42 56.6          20.3 VqEH075G96
         K17H04G  C2017 04 27.29899 10 56 37.05 +36 42 50.0          19.7 VqEH075G96
         K17H04G  C2017 04 27.29988 10 56 37.15 +36 42 44.2          20.9 VqEH075G96
         K17H04G  C2017 04 27.30078 10 56 37.29 +36 42 37.6          20.4 VqEH075G96
         K17H04G  C2017 04 27.30119 10 56 37.32 +36 42 34.4          20.4 VqEH075G96
         K17H04G  C2017 04 27.30199 10 56 37.36 +36 42 28.5          20.0 VqEH075G96
         K17H04G KC2017 04 27.89145 11 00 07.97 +35 56 18.9          20.1 VqEH075I93
         K17H04G KC2017 04 27.89873 11 00 08.00 +35 55 45.6          20.2 VqEH075I93
         K17H04G KC2017 04 27.90601 11 00 08.11 +35 55 11.9          20.2 VqEH075I93
    
    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.
    G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  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.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    
    Orbital elements:
    2017 HG4                                                 Earth MOID = 0.0017 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M  74.92770              (2000.0)            P               Q
    n   1.26021336     Peri.  196.15478     +0.67036412     -0.74122703
    a   0.8488677      Node   211.77443     +0.68785904     +0.63821824
    e   0.1927277      Incl.    3.76319     +0.27831975     +0.20799031
    P   0.78           H   27.7           G   0.15           U   6
    Residuals in seconds of arc
    170426 F51  0.2+  0.2-    170427 G96  0.1-  0.4+    170427 G96  0.5+  0.1+
    170426 F51  0.2+  0.1+    170427 G96  0.0   0.2-    170427 G96  0.4+  0.2-
    170426 F51  0.2+  0.1+    170427 G96  0.1+  0.1-    170427 G96  0.2-  0.4-
    170426 F51  0.1+  0.0     170427 G96  1.1+  0.7-    170427 I93  0.0   0.3-
    170427 G96  0.0   0.1+    170427 G96  0.2-  0.1+    170427 I93  0.2-  0.0
    170427 G96  0.1-  0.1-    170427 G96  0.0   0.3+    170427 I93  0.4+  0.4+
    170427 G96  0.5+  0.4+    170427 G96  0.1-  0.1-
    170427 G96  0.1-  0.0     170427 G96  0.0   0.4+
    
    Ephemeris:
    2017 HG4                 a,e,i = 0.85, 0.19, 4                   q = 0.6853
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 03 29    22 58 35.9 -36 51 00   0.05066 0.9635    45.5   132.4    27.1
    ...
    2017 04 13    23 00 47.4 -36 00 27   0.01959 0.9919    56.3   122.7    24.2
    ...
    2017 04 21    00 05 50.2 -13 22 16   0.0031701.0024    36.9   143.0    22.5
    ...
    2017 04 27    10 55 32.8 +37 11 12   0.01022 1.0101   110.4    69.0    20.2
    2017 04 28    11 00 44.8 +35 50 49   0.01230 1.0113   111.2    68.1    20.6
    2017 04 29    11 04 25.7 +34 52 27   0.01437 1.0124   111.5    67.7    20.9
    ...
    2017 05 05    11 15 20.7 +32 00 31   0.02674 1.0179   109.9    68.7    22.3
    ...
    2017 05 13    11 22 11.9 +30 25 11   0.04288 1.0223   105.0    72.6    23.5
    ...
    2017 05 28    11 31 23.4 +28 37 10   0.07136 1.0215    94.5    81.5    24.9
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-H75
    

    Read MPEC 2017-H74 Read MPEC 2017-H76


    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)