[Iaude] MPEC K156: 2020 KD4 [a=1.68,e=0.38,i=2.7,H=26.2]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun May 24 22:03:19 EDT 2020


M.P.E.C. 2020-K156                                 Issued 2020 May 25, 02:02 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2020 KD4                                    


Observations:
     K20K04D  C2020 04 27.31365712 00 45.181-13 01 35.25         22.5 GVEK156F51
     K20K04D  C2020 04 27.32619612 00 44.999-13 01 32.25         23.4 GVEK156F51
     K20K04D  C2020 04 27.33876812 00 44.867-13 01 28.91         23.2 GVEK156F51
     K20K04D  C2020 04 27.35131612 00 44.702-13 01 25.72         22.5 GVEK156F51
     K20K04D  C2020 05 15.29316112 32 36.761-11 26 30.66         21.3 GVEK156F51
     K20K04D  C2020 05 17.28357812 42 00.534-11 10 13.57         21.6 GVEK156F51
     K20K04D  C2020 05 17.34306912 42 15.657-11 09 41.48         20.8 GVEK156F52
     K20K04D  C2020 05 17.35547812 42 18.824-11 09 34.27         21.3 GVEK156F52
     K20K04D* C2020 05 23.31996413 27 38.905-09 52 54.79         21.06wUEK156F52
     K20K04D  C2020 05 23.34372713 27 51.921-09 52 28.36         20.43wUEK156F52
     K20K04D  C2020 05 23.35559313 27 58.507-09 52 14.09         21.01wUEK156F52
     K20K04D  C2020 05 24.19193 13 37 21.12 -09 36 06.9          20.7 GVEK156I52
     K20K04D  C2020 05 24.19384 13 37 22.34 -09 36 04.2          20.4 GVEK156I52
     K20K04D  C2020 05 24.19575 13 37 23.51 -09 36 02.0          20.4 GVEK156I52
     K20K04D  C2020 05 24.19766 13 37 24.68 -09 35 59.2          20.3 GVEK156I52
     K20K04D KC2020 05 24.92451 13 46 16.18 -09 20 05.6          19.4 GUEK156I93
     K20K04D KC2020 05 24.92903 13 46 19.30 -09 19 58.7          19.9 GUEK156I93
     K20K04D KC2020 05 24.93834 13 46 25.90 -09 19 44.9          19.9 GUEK156I93
     K20K04D KC2020 05 24.95792313 46 40.32 -09 19 31.3          19.3 GVEK156J95
     K20K04D KC2020 05 24.97631013 46 53.39 -09 19 04.2          20.5 GVEK156J95

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
    Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
    Schultz, M. Willman, T. Dukes.  Measurers S. Chastel, M. Huber, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau,
    J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier.  1.8-m Ritchey-Chretien
    + 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.
I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2020 KD4                                                 Earth MOID = 0.0267 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
M 358.75255              (2000.0)            P               Q
n   0.45278826     Peri.   10.89985     -0.30380316     +0.95185230
a   1.6796003      Node   241.42486     -0.87759106     -0.29633305
e   0.3810927      Incl.    2.67581     -0.37086059     -0.07851065
P   2.18           H   26.2           G   0.15           U   6
Residuals in seconds of arc
200427 F51  0.1+  0.0     200517 F52  0.1-  0.0     200524 I52  0.4-  0.2+
200427 F51  0.3-  0.1-    200523 F52  0.1-  0.1+    200524 I93  0.5-  0.1-
200427 F51  0.1+  0.1+    200523 F52  0.6-  0.4-    200524 I93  0.9-  0.2+
200427 F51  0.1+  0.0     200523 F52  0.0   0.1+    200524 I93  0.6+  0.2+
200515 F51  0.0   0.0     200524 I52  0.3-  0.2-    200524 J95  0.5+  0.2+
200517 F51  0.1+  0.1+    200524 I52  0.1+  0.1+    200524 J95  0.1-  0.3-
200517 F52  0.2+  0.1+    200524 I52  0.1-  0.2-

Ephemeris:
2020 KD4                 a,e,i = 1.68, 0.38, 3                   q = 1.0395
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 04 25    12 00 18.2 -13 10 26   0.1230  1.1125   148.3    28.4    23.1
...
2020 05 10    12 15 36.5 -11 59 28   0.07683 1.0681   138.0    39.3    22.3
...
2020 05 18    12 45 53.6 -11 02 13   0.05448 1.0523   137.3    40.7    21.6
...
2020 05 24    13 35 06.4 -09 37 41   0.03959 1.0444   142.5    36.2    20.8
2020 05 25    13 47 15.4 -09 15 09   0.03740 1.0435   144.2    34.6    20.6
2020 05 26    14 00 55.9 -08 48 40   0.03535 1.0426   146.1    32.8    20.4
...
2020 06 01    15 59 54.5 -04 09 53   0.02722 1.0397   160.0    19.4    19.4
...
2020 06 09    18 59 10.8 +03 47 57   0.03314 1.0415   142.2    36.7    20.4
...
2020 06 24    20 56 44.2 +06 51 48   0.06985 1.0624   129.6    47.5    22.3

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-K156




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