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  • MPEC 2021-K16 : 2000 KP44

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    M.P.E.C. 2021-K16                                  Issued 2021 May 17, 01:59 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
    
                                    2000 KP44                                
    
    
                               Revision to MPEC 2000-L13                            
    
    Additional Observations:
         K00K44P  C2021 05 14.28671 13 40 38.11 -17 08 32.1          22.0 GVEK016G96
         K00K44P  C2021 05 14.29197 13 40 37.50 -17 08 24.7          20.7 GVEK016G96
         K00K44P  C2021 05 14.29721 13 40 36.97 -17 08 17.2          21.2 GVEK016G96
         K00K44P  C2021 05 15.34123413 38 38.479-16 43 50.69         21.92wUEK016F51
         K00K44P  C2021 05 15.35224913 38 37.210-16 43 35.44         21.26wUEK016F51
         K00K44P  C2021 05 15.36326013 38 35.914-16 43 19.76         21.76wUEK016F51
         K00K44P 2C2021 05 15.89713213 37 36.065-16 30 47.32         21.6 GVEK016J04
         K00K44P 2C2021 05 15.91858313 37 33.573-16 30 16.98         21.3 GVEK016J04
         K00K44P KC2021 05 16.16376913 37 06.10 -16 24 30.3          21.55GVEK016I52
         K00K44P KC2021 05 16.16881413 37 05.56 -16 24 23.9          20.55GVEK016I52
         K00K44P |C2021 05 16.16978 13 37 05.11 -16 24 14.3          21.3 GVEK016807
         K00K44P |C2021 05 16.17384 13 37 04.65 -16 24 08.6          21.6 GVEK016807
         K00K44P KC2021 05 16.17385713 37 04.99 -16 24 16.9          20.68GVEK016I52
         K00K44P |C2021 05 16.17808 13 37 04.17 -16 24 02.2          21.5 GVEK016807
         K00K44P KC2021 05 16.17890113 37 04.39 -16 24 09.6          21.67GVEK016I52
         K00K44P ^C2021 05 16.25573813 36 55.959-16 22 19.16         21.52GVEK016568
         K00K44P ^C2021 05 16.25671813 36 55.847-16 22 17.78         21.48GVEK016568
         K00K44P ^C2021 05 16.25770113 36 55.733-16 22 16.38         21.49GVEK016568
         K00K44P  C2021 05 16.39129713 36 40.385-16 19 07.50         21.55GVEK016F51
         K00K44P  C2021 05 16.40563513 36 38.755-16 18 47.41         21.31GVEK016F51
         K00K44P  C2021 05 16.41993813 36 37.099-16 18 27.10         21.50GVEK016F51
         K00K44P  C2021 05 16.43426713 36 35.446-16 18 06.24         21.89GVEK016F51
         K00K44P KC2021 05 16.99042213 35 34.16 -16 04 52.0          21.7 GXEK016Y00
         K00K44P KC2021 05 16.99460613 35 33.68 -16 04 46.9          21.0 GXEK016Y00
         K00K44P KC2021 05 16.99776013 35 33.33 -16 04 42.3          20.5 GXEK016Y00
    
    Observer details:
    568 Mauna Kea.  Observers R. Wainscoat, C. Crowder, T. Burdullis.  Measurers
        R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  1.00-m f/10.0 astrograph + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
        Willman, K. Chambers, I. Smith.  Measurers K. Chambers, S. Chastel, T. de
        Boer, L. Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E.
        Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien +
        CCD.
    G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers B. Gray, D. Rankin,
        F. C. Shelly.  1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  Measurers
        E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
        H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
        Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.0-m reflector +
        CCD.
    J04 ESA Optical Ground Station, Tenerife.  Observer D. Abreu.  Measurers M.
        Micheli, D. Fohring, R. Kresken, D. Koschny, L. Conversi, A. Knofel,
        M. Busch, E. Schwab.  1.0-m f/4.4 reflector + CCD.
    Y00 SONEAR Observatory, Oliveira.  Observers C. Jacques, E. Pimentel, J.
        Barros.  Measurer C. Jacques.  0.45-m f/2.9 reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
    210514 G96   19+    2+    210516 Y00   18+    2+    MPO528811    +109 days
    
    Orbital elements:
    2000 KP44                                                Earth MOID = 0.2379 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
    M 252.02424              (2000.0)            P               Q                  
    n   0.37290994     Peri.  135.25351     +0.93762571     +0.01825271             
    a   1.9116134      Node   227.25178     -0.04019228     +0.99761583             
    e   0.7516645      Incl.   28.21348     +0.34531523     +0.06655439             
    P   2.64           H   19.03          G   0.15           U   2                  
    Residuals in seconds of arc
    000531 699  0.1-  0.1+    000602 611  0.2-  0.8+    000614 413  0.0   0.1-
    000531 699  0.3-  0.3+    000604 699  0.3+  0.3-    000616 658  0.5-  0.5-
    000531 699  0.4-  0.1+    000604 699  0.2-  0.2-    000616 658  0.4-  0.2-
    000531 699  0.1-  0.4+    000604 699  0.1+  0.5-    000616 658  0.1+  0.5-
    000531 046  0.4+  0.3-    000604 699  0.7-  2.0+    210514 G96  0.4-  0.1+
    000531 046  0.5-  0.6+    000605 118  0.2+  1.0+    210514 G96  0.3-  0.2+
    000531 046  0.3+  0.4-    000605 118  0.2+  0.5+    210514 G96 (0.9+  0.3+)
    000531 046  0.3+  1.3-    000607 360  0.2-  0.4+    210515 F51  0.0   0.2+
    000531 046  0.5+  0.5+    000607 360  0.2+  0.2+    210515 F51  0.2+  0.1-
    000531 557  0.4+  0.5-    000607 360  0.1-  0.5+    210515 F51  0.0   0.1+
    000531 557  0.6+  0.1-    000608 699  0.4-  0.6-    210515 J04  0.5+  0.0
    000531 557  0.1+  0.8-    000608 699  0.3-  1.3+    210515 J04  0.2+  0.1+
    000601 540  0.7+  0.5-    000608 699  0.7-  0.3+    210516 I52  0.4-  0.5+
    000601 540  0.2+  0.1+    000608 699  2.2+  0.3-    210516 I52  0.2+  0.2-
    000601 540  0.8+  0.1+    000608 699  0.5+  0.3-    210516 807  0.0   0.0
    000601 540  0.1+  0.0     000608 699  0.2-  0.4+    210516 807  0.1+  0.0
    000601 557  0.5-  0.0     000608 699  0.0   0.5+    210516 I52  0.3+  0.3-
    000601 557  0.5-  0.3-    000608 699  0.4-  0.1+    210516 807  0.2+  0.3+
    000601 557  0.6-  0.0     000608 118  1.6+  0.5+    210516 I52  0.0   0.2-
    000601 557  0.4-  0.1-    000608 118  1.0+  0.1+    210516 568  0.0   0.0
    000602 118  0.4+  0.1-    000608 118  1.6+  0.5+    210516 568  0.0   0.0
    000602 118  0.0   0.4-    000608 611  1.0+  0.6-    210516 568  0.0   0.0
    000602 118  0.4+  0.2+    000608 611  0.6+  0.3+    210516 F51  0.2-  0.1+
    000602 422  0.3-  1.4-    000608 611  0.6-  0.6+    210516 F51  0.1+  0.2-
    000602 422  1.3+  0.9+    000608 611  1.1+  0.4-    210516 F51  0.2-  0.2-
    000602 422  0.1-  0.1+    000611 413  0.1-  0.2+    210516 F51  0.4-  0.3+
    000602 118  0.7+  0.8+    000611 413  1.0-  0.4+    210516 Y00  0.6+  0.4+
    000602 118  0.2+  1.0+    000613 413  0.3-  0.5-    210516 Y00  0.5+  0.4-
    000602 118  0.3+  0.1+    000613 413  0.6+  0.5+    210516 Y00  0.7+  0.3-
    000602 611  0.4+  1.6+    000614 413  1.0+  0.3+
    000602 611  0.6-  0.5+    000614 413  0.4-  0.4+
    
    Ephemeris:
    2000 KP44                a,e,i = 1.91, 0.75, 28                  q = 0.4747
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 04 17    14 32 09.6 -25 35 46   1.3018  2.2724   160.4     8.5    22.0
    ...
    2021 05 02    14 04 48.9 -21 34 53   1.1540  2.1540   170.2     4.6    21.4
    ...
    2021 05 10    13 48 57.5 -18 46 31   1.1054  2.0873   161.4     8.9    21.4
    ...
    2021 05 16    13 37 24.4 -16 28 18   1.0827  2.0355   152.9    13.1    21.5
    2021 05 17    13 35 33.0 -16 04 41   1.0800  2.0267   151.4    13.8    21.5
    2021 05 18    13 33 43.1 -15 40 58   1.0776  2.0179   150.0    14.5    21.5
    ...
    2021 05 24    13 23 21.6 -13 18 08   1.0693  1.9641   141.3    18.8    21.6
    ...
    2021 06 01    13 11 36.6 -10 12 47   1.0719  1.8899   129.9    24.3    21.7
    ...
    2021 06 16    12 57 12.0 -05 09 42   1.1059  1.7426   110.4    33.1    21.8
    
    A. U. Tomatic                (C) Copyright 2021 MPC           M.P.E.C. 2021-K16
    


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