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  • MPEC 2022-Q115 : 2002 HP11

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    M.P.E.C. 2022-Q115                              Issued 2022 August 24, 21:04 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
    
                                    2002 HP11                                
    
    
                               Revision to MPEC 2002-H42                            
    
    Additional Observations:
         K02H11P  C2022 08 18.39556522 03 19.224-20 17 28.56         21.67wUEQ115F51
         K02H11P  C2022 08 18.40720122 03 17.608-20 17 37.62         21.69wUEQ115F51
         K02H11P  C2022 08 18.41879122 03 15.990-20 17 46.38         21.93wUEQ115F51
         K02H11P  C2022 08 18.50726922 03 03.664-20 18 53.67         21.73GVEQ115F51
         K02H11P  C2022 08 18.50809522 03 03.533-20 18 54.07         21.31GVEQ115F51
         K02H11P ^C2022 08 20.38040321 58 44.140-20 42 44.87         21.58GVEQ115568
         K02H11P ^C2022 08 20.38138121 58 43.995-20 42 45.61         21.67GVEQ115568
         K02H11P ^C2022 08 20.38236321 58 43.851-20 42 46.41         21.47GVEQ115568
         K02H11P  C2022 08 21.42905121 56 12.530-20 56 10.36         21.79GVEQ115F51
         K02H11P  C2022 08 21.43877321 56 11.056-20 56 17.15         20.79GVEQ115F51
         K02H11P  C2022 08 21.44847621 56 09.607-20 56 25.00         21.86GVEQ115F51
         K02H11P ^C2022 08 24.32716821 48 53.802-21 33 12.52         21.49GVEQ115568
         K02H11P ^C2022 08 24.32814421 48 53.645-21 33 13.21         21.55GVEQ115568
         K02H11P ^C2022 08 24.32912221 48 53.490-21 33 13.96         21.48GVEQ115568
    
    Observer details:
    568 Mauna Kea.  Observers R. Wainscoat, H. Januszewski, T. Burdullis, A.
        Acohido, H. Flewelling.  Measurers R. Weryk, R. Wainscoat.  3.6-m Canada-
        France-Hawaii Telescope + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
        Smith, K. Chambers.  Measurers K. Chambers, S. Chastel, T. de Boer, J.
        Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, 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
    220818 F51 0.76+ 0.26+    220824 568 0.76+ 0.24+    MPO 62390   +1.37 days
    
    Orbital elements:
    2002 HP11                                           PHA, Earth MOID = 0.0158 AU
    Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Veres                   
    M 318.32490              (2000.0)            P               Q                  
    n   0.33115454     Peri.   90.56005     -0.16653194     -0.98593531             
    a   2.0691036      Node     9.06291     +0.86534600     -0.15298635             
    e   0.7642346      Incl.    5.13377     +0.47269801     -0.06728100             
    P   2.98           H   20.50          G   0.15           U   2                  
    Residuals in seconds of arc
    020421 704  0.5+  0.2-    020422 428  1.5-  1.7-    020507 696  0.3+  0.2+
    020421 704  1.5-  1.8-    020422 428  0.3+  0.6-    020507 696  0.1+  0.1+
    020421 704  0.0   0.7+    020422 413  0.0   0.1-    020510 649  0.5-  0.4-
    020421 704  0.3+  1.3+    020422 413  0.1+  0.1+    020510 649  0.4+  0.4-
    020421 704  0.7+  1.0+    020422 413  0.3+  0.1-    020513 715  0.5-  0.3-
    020421 587  0.6+  0.7+    020423 413  0.1+  0.1-    020513 715  0.9+  0.5+
    020421 587  1.0+  0.6+    020423 413  0.1+  0.1-    020513 715  0.2+  0.2+
    020421 587  3.0-  0.5+    020423 413  0.2+  0.0     020514 649  0.3-  0.9-
    020421 587  1.8+  1.6+    020423 428  0.8+  0.3+    020514 649  0.3+  0.8-
    020422 858  0.2-  0.3-    020423 428  0.1+  0.2+    020514 649  0.5+  0.2-
    020422 858  0.1+  0.3-    020423 428  3.2-  0.9+    020517 644  0.1+  0.1+
    020422 858  1.1+  0.7+    020423 428  3.2-  1.0+    220818 F51  0.1+  0.1+
    020422 858  0.8+  0.4+    020423 413  0.2+  0.1-    220818 F51  0.1+  0.1-
    020422 704  0.0   1.2-    020423 413  0.0   0.0     220818 F51  0.1+  0.0
    020422 704  0.3-  1.3-    020423 413  0.3+  0.1-    220818 F51  0.1+  0.2-
    020422 704  0.7-  0.6-    020430 246  0.4+  0.2+    220818 F51  0.1-  0.1+
    020422 704  0.3-  0.8-    020430 246  0.9+  0.5+    220820 568  0.0   0.0
    020422 704  0.7-  0.6-    020430 246  1.5+  0.2+    220820 568  0.0   0.0
    020422 704  0.1-  1.0-    020430 246  0.4+  0.9+    220820 568  0.0   0.0
    020422 649  0.5+  0.7-    020430 246  0.2-  0.3+    220821 F51  0.1-  0.1-
    020422 704  0.5-  0.7-    020502 807  1.0+  0.3+    220821 F51  0.2-  0.6+
    020422 649  0.3+  1.0-    020502 413  0.3-  0.2+    220821 F51  0.0   0.2+
    020422 649  0.4+  0.8-    020502 413  0.0   0.2+    220824 568  0.0   0.1-
    020422 704  0.4+  0.7-    020502 413  0.0   0.2+    220824 568  0.0   0.0
    020422 413  0.3+  0.2-    020505 448  0.3-  2.2-    220824 568  0.0   0.0
    020422 413  0.2+  0.2-    020505 448  0.6+  2.4-
    020422 413  0.2+  0.3-    020505 448  0.2+  2.1-
    
    Ephemeris:
    2002 HP11                a,e,i = 2.07, 0.76, 5                   q = 0.4878
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 07 25    22 39 11.9 -16 04 39   1.1609  2.0810   145.8    15.9    23.3
    ...
    2022 08 09    22 21 31.6 -18 24 14   0.9457  1.9400   163.8     8.4    22.4
    ...
    2022 08 17    22 06 23.4 -19 59 46   0.8532  1.8609   171.7     4.5    21.9
    ...
    2022 08 23    21 52 18.3 -21 16 09   0.7953  1.7996   169.8     5.7    21.7
    2022 08 24    21 49 44.6 -21 28 55   0.7867  1.7892   168.7     6.4    21.7
    2022 08 25    21 47 07.4 -21 41 38   0.7784  1.7788   167.5     7.1    21.7
    ...
    2022 08 31    21 30 20.4 -22 55 13   0.7344  1.7152   158.9    12.2    21.7
    ...
    2022 09 08    21 06 01.0 -24 18 55   0.6914  1.6276   146.1    20.2    21.8
    ...
    2022 09 23    20 20 56.0 -25 42 32   0.6499  1.4542   121.7    36.0    21.8
    
    A. U. Tomatic                (C) Copyright 2022 MPC           M.P.E.C. 2022-Q115
    


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