• MPC Preparation (Info)

  • MPEC 2017-E55 : 2017 EJ1

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    M.P.E.C. 2017-E55                                Issued 2017 Mar. 6, 19:50 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 EJ1
    
    Observations:
         K17E01J* C2017 03 05.53968 13 49 28.768+04 45 04.23         19.8 wLEE055F51
         K17E01J  C2017 03 05.55244 13 49 00.907+04 42 56.42         20.1 wLEE055F51
         K17E01J  C2017 03 05.56523 13 48 33.296+04 40 49.23         19.7 wLEE055F51
         K17E01J |C2017 03 06.24670 13 31 20.28 +03 16 23.0          20.6 VuEE055807
         K17E01J |C2017 03 06.24981 13 31 15.91 +03 16 02.5          20.3 VuEE055807
         K17E01J |C2017 03 06.25292 13 31 11.55 +03 15 42.1          20.2 VuEE055807
         K17E01J KC2017 03 06.51255 13 25 50.17 +02 41 10.7          20.2 RoEE055291
         K17E01J KC2017 03 06.51529 13 25 46.90 +02 40 54.9          20.2 RoEE055291
         K17E01J KC2017 03 06.51802 13 25 43.64 +02 40 39.4          19.9 RoEE055291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer A. F. Tubbiolo.  1.8-m f/2.7 reflector + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
        + CCD.
    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.
    
    Orbital elements:
    2017 EJ1                                                 Earth MOID = 0.0004 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M  11.57749              (2000.0)            P               Q
    n   0.49885516     Peri.   55.13359     -0.37353803     -0.92760887
    a   1.5745377      Node    56.80073     +0.84976348     -0.34362835
    e   0.4422891      Incl.    0.22844     +0.37198301     -0.14649694
    P   1.98           H   27.4           G   0.15           U   6
    Residuals in seconds of arc
    170305 F51  0.6+  0.3+    170306 807  0.2+  0.2-    170306 291  0.0   0.4+
    170305 F51  0.3-  0.1+    170306 807  0.3+  0.3-    170306 291  0.0   0.2+
    170305 F51  0.2-  0.1+    170306 807  0.5+  0.3-    170306 291  0.2-  0.1+
    
    Ephemeris:
    2017 EJ1                 a,e,i = 1.57, 0.44, 0                   q = 0.8781
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 02 04    00 05 29.3 +01 58 34   0.1525  0.8887    46.9   125.9    28.4
    ...
    2017 02 19    00 05 01.6 +04 03 42   0.06640 0.9333    32.6   145.2    29.0
    ...
    2017 02 27    23 31 34.6 +07 17 44   0.02297 0.9689    20.3   159.2    29.8
    ...
    2017 03 05    14 10 55.1 +06 38 15   0.01161 0.9998   133.2    46.3    19.5
    2017 03 06    13 36 39.1 +03 40 56   0.01657 1.0052   142.4    37.0    20.0
    2017 03 07    13 18 27.3 +02 04 18   0.02175 1.0108   147.7    31.6    20.5
    ...
    2017 03 13    12 44 07.3 -00 54 21   0.05409 1.0453   161.5    17.5    22.1
    ...
    2017 03 21    12 32 29.2 -01 41 21   0.09918 1.0944   172.0     7.3    23.1
    ...
    2017 04 05    12 24 54.0 -02 03 51   0.1937  1.1922   171.3     7.3    24.7
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-E55
    

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