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  • MPEC 2022-Y208 : 2020 BR16

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    M.P.E.C. 2022-Y208                            Issued 2022 December 28, 14:05 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets, routine data on comets and natural satellites,
             and occasional editorial announcements.  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
    
                                    2020 BR16                                
    
    
                               Revision to MPEC 2020-F71                            
    
    Additional Observations:
         K20B16R KC2022 12 21.23011505 56 18.388+22 25 08.62         22.30GVEY208V06
         K20B16R KC2022 12 21.23307805 56 18.056+22 25 09.62         22.83GVEY208V06
         K20B16R KC2022 12 21.23603905 56 17.722+22 25 10.60         22.46GVEY208V06
         K20B16R KC2022 12 21.23900205 56 17.358+22 25 11.68         23.28GVEY208V06
         K20B16R KC2022 12 21.24196605 56 16.998+22 25 13.19         22.86GVEY208V06
         K20B16R KC2022 12 27.13822905 45 24.430+23 00 03.10         21.76GVEY208V06
         K20B16R KC2022 12 27.14299405 45 23.821+23 00 05.36         22.65GVEY208V06
         K20B16R KC2022 12 27.14776105 45 23.188+23 00 07.88         21.48GVEY208V06
         K20B16R KC2022 12 27.15252605 45 22.619+23 00 09.61         22.49GVEY208V06
    
    Observer details:
    V06 Catalina Sky Survey-Kuiper.  Observers R. A. Kowalski, G. J. Leonard.
        Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
        Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
        Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
        K. W. Wierzchos.  1.55-m reflector + 1K CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    221221 V06 0.03+ 0.00+    221227 V06 0.03+ 0.00+    MPO546169   +0.03 days
    
    Orbital elements:
    2020 BR16                                                Earth MOID = 0.0659 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 344.54914              (2000.0)            P               Q                  
    n   0.64892613     Peri.   73.28835     -0.98246357     -0.18425971             
    a   1.3213135      Node    96.08682     +0.15827215     -0.90502212             
    e   0.2030875      Incl.    1.64388     +0.09856607     -0.38338403             
    P   1.52           H   24.64          G   0.15           U   0                  
    Residuals in seconds of arc
    191224 F51  0.0   0.4-    200329 F52  0.1+  0.1+    200426 G96  0.2-  0.1+
    191224 F51  0.1+  0.2-    200401 F52  0.1-  0.0     200426 F52  0.1-  0.2-
    191224 F51  0.1+  0.3+    200401 F52  0.1-  0.1+    200426 F52  0.1+  0.0
    200119 F51  0.0   0.0     200401 F52  0.1-  0.1+    200426 F52  0.0   0.1+
    200119 F51  0.4-  0.1+    200402 G96  0.3-  0.1-    200514 G96  0.6-  0.2-
    200119 F51  0.1+  0.2+    200402 G96  0.2-  0.1-    200514 G96  0.5+  0.3+
    200119 F51  0.1+  0.2+    200402 G96  0.6+  0.2-    200514 G96  0.2+  0.4+
    200319 F51  0.1+  0.0     200415 G96  0.2+  0.2+    200514 G96  0.3-  0.3+
    200319 F51  0.0   0.1-    200415 G96  0.2-  0.2-    200515 I52  0.5-  0.0
    200319 F51  0.0   0.0     200415 G96  0.2+  0.7-    200515 I52  0.2+  0.4-
    200319 L01  0.4+  0.3+    200415 G96  0.2+  0.1+    200515 I52  0.0   0.2-
    200319 L01  0.2-  0.7+    200416 F52  0.0   0.0     200515 I52  0.1+  0.0
    200319 L01  0.2+  0.6+    200416 F52  0.2-  0.0     200516 F51  0.0   0.0
    200319 L01  0.4+  0.4+    200416 F52  0.1-  0.2+    200516 F51  0.1+  0.1-
    200319 033  0.2-  0.3-    200420 F52  0.0   0.0     200516 F51  0.1+  0.1+
    200319 L01  0.5-  0.1-    200420 F52  0.1+  0.0     221221 V06  0.1+  0.2+
    200319 033  0.0   0.5-    200420 F52  0.0   0.2+    221221 V06  0.3+  0.1+
    200320 033  0.1-  0.6-    200420 F52  0.1+  0.1-    221221 V06  0.4+  0.0
    200320 033  0.1-  0.3-    200422 F51  0.0   0.0     221221 V06  0.2+  0.0
    200320 K93  0.1+  0.1-    200422 F51  0.0   0.1-    221221 V06  0.0   0.4+
    200320 K93  0.1-  0.1-    200422 F51  0.0   0.1+    221227 V06  0.2+  0.1-
    200320 K93  0.1-  0.0     200426 G96  0.1-  0.0     221227 V06  0.0   0.2+
    200329 F52  0.0   0.0     200426 G96  0.2+  0.4-    221227 V06  0.5-  0.6+
    200329 F52  0.2+  0.3-    200426 G96  0.4+  0.0     221227 V06  0.0   0.3+
    
    Ephemeris:
    2020 BR16                a,e,i = 1.32, 0.20, 2                   q = 1.0530
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 11 28    06 19 37.3 +20 54 39   0.3430  1.2969   150.7    21.8    23.9
    ...
    2022 12 13    06 08 40.7 +21 43 11   0.2701  1.2504   168.5     9.0    22.9
    ...
    2022 12 21    05 56 41.3 +22 23 58   0.2419  1.2258   178.9     0.9    22.1
    ...
    2022 12 27    05 45 38.6 +22 59 23   0.2259  1.2075   171.8     6.7    22.3
    2022 12 28    05 43 42.4 +23 05 33   0.2237  1.2045   170.4     7.9    22.3
    2022 12 29    05 41 45.4 +23 11 47   0.2215  1.2015   168.9     9.1    22.4
    ...
    2023 01 04    05 30 04.6 +23 49 59   0.2109  1.1838   160.1    16.4    22.5
    ...
    2023 01 12    05 15 59.6 +24 41 59   0.2021  1.1611   148.8    26.0    22.7
    ...
    2023 01 27    05 01 20.7 +26 24 13   0.1968  1.1221   130.3    42.0    23.0
    
    A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-Y208
    


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