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  • MPEC 2017-K76 : 2004 KB

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    M.P.E.C. 2017-K76                                Issued 2017 May 29, 13:02 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
    
                                        2004 KB
    
                               Revision to MPEC 2004-K10
    
    Additional Observations:
         K04K00B  C2017 05 26.48261 17 24 39.573+00 49 09.87         20.7 wLEK076F51
         K04K00B  C2017 05 26.49467 17 24 37.571+00 49 37.80         20.6 wLEK076F51
         K04K00B  C2017 05 26.50672 17 24 35.563+00 50 05.65         20.6 wLEK076F51
         K04K00B  C2017 05 27.23489917 22 41.94 +01 17 46.9          20.8 GUEK076H01
         K04K00B  C2017 05 27.23770017 22 41.48 +01 17 53.3          20.8 GUEK076H01
         K04K00B  C2017 05 27.24879717 22 39.67 +01 18 18.4          20.9 GUEK076H01
         K04K00B  C2017 05 27.25580717 22 38.53 +01 18 34.3          20.6 GUEK076H01
         K04K00B KC2017 05 27.26242 17 22 37.55 +01 18 50.1                oEK076291
         K04K00B KC2017 05 27.26573 17 22 36.99 +01 18 57.5                oEK076291
         K04K00B KC2017 05 27.26905 17 22 36.42 +01 19 05.8                oEK076291
         K04K00B _C2017 05 27.46786517 22 04.610+01 26 37.78         20.8 GUEK076568
         K04K00B _C2017 05 27.46885617 22 04.445+01 26 40.02         20.5 GUEK076568
         K04K00B _C2017 05 27.46984717 22 04.279+01 26 42.30         20.5 GUEK076568
         K04K00B  C2017 05 28.21588417 20 07.92 +01 54 17.3          20.2 GUEK076H01
         K04K00B  C2017 05 28.21990417 20 07.27 +01 54 26.2          20.2 GUEK076H01
         K04K00B  C2017 05 28.22930017 20 05.74 +01 54 46.9          20.2 GUEK076H01
         K04K00B  C2017 05 28.23969017 20 04.05 +01 55 09.7          20.2 GUEK076H01
         K04K00B  C2017 05 28.35557 17 19 45.11 +01 59 25.4          19.9 RoEK076926
         K04K00B  C2017 05 28.36399 17 19 43.72 +01 59 43.7          20.1 RoEK076926
         K04K00B  C2017 05 28.37351 17 19 42.16 +02 00 04.6          19.3 RoEK076926
         K04K00B  C2017 05 29.20475 17 17 33.26 +02 30 00.5          21.3 VqEK076I52
         K04K00B  C2017 05 29.20860 17 17 32.66 +02 30 08.3                qEK076I52
         K04K00B  C2017 05 29.21392 17 17 31.74 +02 30 19.9                qEK076I52
    
    Observer details:
    291 LPL/Spacewatch II.  Observer M. T. Read.  1.8-m f/2.7 reflector + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Goggia, T. Lowe,
        A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
        H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
        R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  Measurers
        E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson,
        R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman,
        F. C. Shelly.  1.0-m 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
    170526 F51 4.49- 0.63-    170529 I52 4.53- 0.61-    MPO 66381   +3.3 day
    
    Orbital elements:
    2004 KB                                             PHA, Earth MOID = 0.0218 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 185.74816              (2000.0)            P               Q
    n   0.76119814     Peri.  243.20327     -0.36457738     -0.88986654
    a   1.1879666      Node   230.95401     +0.92928146     -0.32893256
    e   0.2888989      Incl.   20.67960     +0.05932377     -0.31613432
    P   1.29           H   21.1           G   0.15           U   5
    Residuals in seconds of arc
    040516 704  0.6+  0.4+    040519 926  0.0   0.3+    170526 F51  0.0   0.1-
    040516 704  0.0   0.2+    040519 926  0.3+  0.7+    170527 H01  0.0   0.1-
    040516 704  1.1+  0.0     040519 246  0.2+  0.2-    170527 H01  0.1-  0.1-
    040516 704  0.6+  0.2+    040519 246  0.5+  0.1+    170527 H01  0.0   0.1-
    040516 704  0.1+  0.7-    040519 246  0.3+  0.2+    170527 H01  0.2+  0.1-
    040516 J95  0.1-  1.1-    040519 246  0.3-  0.3+    170527 291  0.3+  0.1+
    040516 J95  0.5-  0.3-    040519 246  0.1-  1.0-    170527 291  0.0   0.0
    040516 J95  1.1+  1.4-    040519 587  1.3-  0.5+    170527 291  0.4-  0.8+
    040517 704  0.5-  0.5+    040519 587  1.1-  0.4-    170527 568  0.1+  0.1-
    040517 926  0.3+  0.8-    040520 246  0.7+  0.4+    170527 568  0.0   0.1-
    040517 926  0.1+  0.2-    040520 246  0.7-  0.7+    170527 568  0.0   0.1-
    040517 926  0.3-  0.1-    040520 246  0.5+  0.1+    170528 H01  0.1+  0.1-
    040517 704  0.4+  0.9+    040520 246  0.1+  0.7-    170528 H01  0.1+  0.0
    040517 704  0.8+  0.7+    040521 448  0.9-  0.2-    170528 H01  0.1+  0.0
    040517 704  0.6+  0.9+    040521 448  0.7-  0.9+    170528 H01  0.1+  0.1-
    040517 854  0.9+  0.5+    040521 448  1.9-  0.7+    170528 926  0.1+  0.3+
    040517 854  0.3+  0.3+    040606 715  0.5-  0.2-    170528 926  0.0   0.1+
    040517 854  1.5+  0.6+    040606 715  0.1+  1.0-    170528 926  0.1+  0.2+
    040518 J95  0.7-  0.4+    040607 413  0.1-  0.2+    170529 I52  0.0   0.3-
    040518 J95  0.1-  1.0+    040607 413  0.1-  0.4+    170529 I52  0.3+  0.8-
    040518 J95  0.2-  0.6+    170526 F51  0.0   0.1-    170529 I52  0.6-  0.5-
    040519 926  0.4+  0.5-    170526 F51  0.0   0.1-
    
    Ephemeris:
    2004 KB                  a,e,i = 1.19, 0.29, 21                  q = 0.8448
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 04 29    18 23 17.8 -19 42 07   0.4036  1.2730   123.1    41.5    21.3
    ...
    2017 05 14    17 56 01.7 -08 12 32   0.3829  1.3317   141.5    28.2    20.9
    ...
    2017 05 22    17 36 22.1 -02 13 02   0.3878  1.3603   149.3    22.3    20.8
    ...
    2017 05 28    17 20 41.1 +01 46 31   0.4001  1.3803   152.4    19.9    20.8
    2017 05 29    17 18 04.4 +02 22 52   0.4029  1.3836   152.5    19.7    20.8
    2017 05 30    17 15 28.6 +02 58 05   0.4059  1.3868   152.6    19.6    20.8
    ...
    2017 06 05    17 00 25.5 +06 03 51   0.4281  1.4053   151.3    20.3    21.0
    ...
    2017 06 13    16 42 43.8 +09 01 23   0.4678  1.4281   146.2    23.3    21.3
    ...
    2017 06 28    16 20 00.5 +11 25 18   0.5666  1.4648   133.4    30.3    22.0
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-K76
    

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