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  • MPEC 2019-O47 : 2015 RQ83

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    M.P.E.C. 2019-O47                                Issued 2019 July 22, 11:18 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
    
                                    2015 RQ83                                
    
                               Revision to MPEC 2015-S34                            
    
    Additional Observations:
         K15R83Q  C2013 08 12.45145522 15 41.253-02 45 59.73         22.2 GVEO047F51
         K15R83Q  C2013 08 12.46697122 15 39.876-02 46 03.62         22.1 GVEO047F51
         K15R83Q  C2013 08 12.48198422 15 38.557-02 46 07.40         22.1 GVEO047F51
         K15R83Q  C2013 08 12.49696022 15 37.224-02 46 11.18         22.1 GVEO047F51
         K15R83Q  C2013 08 18.44714622 06 59.427-03 14 31.43         22.6 GVEO047F51
         K15R83Q  C2013 08 18.45783122 06 58.418-03 14 34.66         21.8 GVEO047F51
         K15R83Q  C2013 08 18.46858322 06 57.431-03 14 38.13         21.4 GVEO047F51
         K15R83Q  C2015 07 25.50865023 13 30.317+01 50 17.99         22.7 GVEO047F51
         K15R83Q  C2015 07 25.52116423 13 29.967+01 50 20.21         23.3 GVEO047F51
         K15R83Q  C2015 07 25.53370723 13 29.625+01 50 22.08         23.1 GVEO047F51
         K15R83Q  C2015 07 25.54630223 13 29.267+01 50 24.17         23.3 GVEO047F51
         K15R83Q  C2015 07 28.56562823 12 03.397+01 57 41.19         23.4 GVEO047F51
         K15R83Q  C2015 07 28.57832123 12 02.942+01 57 42.81         22.6 GVEO047F51
         K15R83Q  C2015 07 28.59103823 12 02.504+01 57 44.19         23.3 GVEO047F51
         K15R83Q  C2015 07 28.60374923 12 02.043+01 57 45.89         23.2 GVEO047F51
         K15R83Q  C2015 09 10.31464722 20 01.162-00 42 32.71         22.2 GVEO047F51
         K15R83Q  C2017 09 13.38234022 59 38.362+03 58 37.50         22.1 GVEO047F51
         K15R83Q  C2017 09 13.39566822 59 37.164+03 58 30.99         22.0 GVEO047F51
         K15R83Q  C2017 09 13.42224722 59 34.796+03 58 18.21         21.9 GVEO047F51
         K15R83Q  C2017 09 16.42927222 55 18.773+03 33 19.97         22.0 GVEO047F51
         K15R83Q  C2017 09 16.43997422 55 17.842+03 33 14.41         21.8 GVEO047F51
         K15R83Q  C2017 09 24.32519522 44 55.420+02 24 55.45         22.2 GVEO047F51
         K15R83Q  C2017 09 24.33780822 44 54.453+02 24 48.79         22.3 GVEO047F51
         K15R83Q  C2017 09 24.35043022 44 53.482+02 24 42.22         22.7 GVEO047F51
         K15R83Q  C2017 09 24.36308922 44 52.512+02 24 35.57         22.2 GVEO047F51
         K15R83Q  C2017 09 28.35329222 40 17.691+01 50 11.75         22.5 GVEO047F51
         K15R83Q  C2017 09 28.36371422 40 16.970+01 50 06.37         22.9 GVEO047F51
         K15R83Q  C2017 09 28.36570322 40 16.876+01 50 04.71         21.7 GVEO047F51
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
        E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
        Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    130812 F51 0.10+ 0.04+    170928 F51 0.10+ 0.05+    MPO347466   -0.28 days
    
    Orbital elements:
    2015 RQ83                                                Earth MOID = 0.2707 AU
    Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
    M 129.78634              (2000.0)            P               Q
    n   0.50441210     Peri.  241.57288     -0.94354387     -0.32096080
    a   1.5629523      Node   279.60790     +0.32549053     -0.85245166
    e   0.2009520      Incl.    4.76531     +0.06148891     -0.41268672
    P   1.95           H   20.7           G   0.15           U   3
    Residuals in seconds of arc
    130812 F51  0.0   0.0     150909 F51  0.1+  0.1-    150920 H21  0.0   0.2-
    130812 F51  0.1-  0.0     150909 F51  0.0   0.3+    150920 H21  0.0   0.1-
    130812 F51  0.1+  0.0     150909 F51  0.1+  0.0     150920 H21  0.3-  0.2+
    130812 F51  0.1-  0.1-    150910 F51  0.1-  0.0     170913 F51  0.1-  0.1-
    130818 F51  0.2+  0.1-    150910 568  0.0   0.0     170913 F51  0.1-  0.1-
    130818 F51  0.1-  0.1+    150910 568  0.0   0.0     170913 F51  0.3+  0.1+
    130818 F51  0.1+  0.0     150910 568  0.0   0.0     170916 F51  0.1-  0.1+
    150725 F51  0.0   0.0     150912 F51  0.1-  0.1-    170916 F51  0.1+  0.0
    150725 F51  0.0   0.2+    150912 F51  0.2-  0.1+    170924 F51  0.0   0.1+
    150725 F51  0.2+  0.1-    150913 H21  0.2-  0.4+    170924 F51  0.1-  0.0
    150725 F51  0.1+  0.1-    150913 H21  0.3-  0.3+    170924 F51  0.1-  0.1+
    150728 F51  0.1-  0.0     150913 H21  0.4-  0.4+    170924 F51  0.1-  0.0
    150728 F51  0.1-  0.0     150915 568  0.1-  0.1+    170928 F51  0.0   0.1+
    150728 F51  0.1+  0.1-    150915 568  0.1-  0.1+    170928 F51  0.1-  0.0
    150728 F51  0.1-  0.1+    150915 568  0.1-  0.1+    170928 F51  0.6+  0.6-
    
    Ephemeris:
    2015 RQ83                a,e,i = 1.56, 0.20, 5                   q = 1.2489
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2019 06 22    23 50 33.5 +03 31 05   1.5446  1.8611    90.8    33.1    24.4
    ...
    2019 07 07    00 05 20.9 +06 03 32   1.3924  1.8701   100.7    32.3    24.1
    ...
    2019 07 15    00 11 11.5 +07 15 12   1.3119  1.8735   106.5    31.4    24.0
    ...
    2019 07 21    00 14 28.2 +08 03 33   1.2526  1.8752   111.1    30.4    23.9
    2019 07 22    00 14 54.9 +08 11 06   1.2428  1.8755   111.9    30.2    23.8
    2019 07 23    00 15 19.8 +08 18 30   1.2331  1.8757   112.7    30.0    23.8
    ...
    2019 07 29    00 17 08.7 +08 59 25   1.1758  1.8766   117.6    28.6    23.7
    ...
    2019 08 06    00 17 36.8 +09 43 23   1.1032  1.8770   124.8    26.4    23.5
    ...
    2019 08 21    00 11 48.1 +10 25 17   0.9845  1.8747   139.8    20.4    23.0
    
    A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-O47
    


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