• MPC Preparation (Info)

  • MPEC 2019-Q124 : 2016 QE44

    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 2019-Q123 Read MPEC 2019-Q125


    M.P.E.C. 2019-Q124                                Issued 2019 August 30, 11:22 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
    
                                    2016 QE44                                
    
    
                                Revision to MPEC 2016-R3                            
    
    Additional Observations:
         K16Q44E KC2019 08 27.06253201 02 23.192-16 44 17.24         20.8 GVEQ124J04
         K16Q44E KC2019 08 27.06824201 02 21.583-16 44 04.86         21.0 GVEQ124J04
         K16Q44E KC2019 08 28.04408300 57 49.184-16 08 00.18         20.8 GVEQ124J04
         K16Q44E KC2019 08 28.04980200 57 47.529-16 07 47.59         21.1 GVEQ124J04
         K16Q44E KC2019 08 28.05552400 57 45.880-16 07 34.56         21.0 GVEQ124J04
    
    Observer details:
    J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers M. 
       Micheli, D. Koschny, M. Busch, A. Knofel, E. Schwab.  1.0-m f/4.4 
       reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    190827 J04 0.04+ 0.13+    190828 J04 0.04+ 0.13+    MPO389286   +0.08 days
    
    Orbital elements:
    2016 QE44                                                Earth MOID = 0.1457 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Williams
    M   2.90890              (2000.0)            P               Q
    n   0.64807472     Peri.  242.51562     -0.56685793     +0.81895381
    a   1.3224705      Node   351.16426     -0.38377777     -0.35850557
    e   0.2155263      Incl.   35.57853     -0.72896276     -0.44809421
    P   1.52           H   21.5           G   0.15           U   3
    Residuals in seconds of arc
    160812 F51  0.0   0.0     160831 291  0.4-  0.6+    160919 F51  0.1+  0.1-
    160812 F51  0.1+  0.1+    160831 291  0.2+  0.4+    160921 F51  0.1-  0.1+
    160812 F51  0.1-  0.1+    160903 H21  0.7-  0.3+    160921 F51  0.4+  0.2-
    160812 F51  0.1+  0.4-    160903 H21  0.7-  0.4+    160921 F51  0.3+  0.2+
    160827 F51  0.1-  0.3-    160903 H21  0.9-  0.7+    160922 G96  0.1-  0.7+
    160827 F51  0.1-  0.1-    160905 G96  0.9-  0.7+    160922 G96  0.9+  1.0+
    160827 F51  0.1+  0.3-    160905 G96  0.3-  0.0     160922 G96  0.1-  0.2+
    160828 H21  0.0   0.0     160905 G96  0.3+  0.5+    160922 G96  0.2+  0.6+
    160828 H21  0.1+  0.1-    160905 G96  0.6-  0.1-    190827 J04  0.3+  0.2-
    160828 H21  0.1+  0.3+    160906 H21  0.1+  0.0     190827 J04  0.4+  0.2-
    160829 291  0.3-  0.5+    160906 H21  0.5+  0.1-    190828 J04  0.2+  0.0
    160829 291  0.5-  0.3+    160906 H21  0.3+  0.0     190828 J04  0.2+  0.1-
    160829 291  0.3+  0.1-    160919 F51  0.5-  0.5-    190828 J04  0.3+  0.1+
    160831 291  0.5-  0.6+    160919 F51  0.2+  0.1-
    
    Ephemeris:
    2016 QE44                a,e,i = 1.32, 0.22, 36                  q = 1.0374
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 07 31    02 20 44.0 -27 53 09   0.5535  1.2558   102.3    52.2    22.6
    ...
    2019 08 15    01 48 26.5 -22 48 12   0.4600  1.3052   120.0    42.2    22.0
    ...
    2019 08 23    01 20 02.3 -19 03 05   0.4180  1.3310   132.8    33.9    21.6
    ...
    2019 08 29    00 53 15.5 -15 31 29   0.3950  1.3501   144.1    26.0    21.3
    2019 08 30    00 48 23.7 -14 52 27   0.3922  1.3532   146.1    24.6    21.3
    2019 08 31    00 43 26.3 -14 12 25   0.3896  1.3563   148.2    23.1    21.2
    ...
    2019 09 06    00 12 16.2 -09 54 22   0.3817  1.3748   161.1    13.8    20.9
    ...
    2019 09 14    23 30 21.8 -03 51 18   0.3927  1.3988   178.8     0.9    20.3
    ...
    2019 09 29    22 28 09.5 +05 31 27   0.4772  1.4410   152.0    19.0    21.7
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-Q124
    


    Read MPEC 2019-Q123 Read MPEC 2019-Q125


    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)