[Iaude] MPEC K12: 2021 KA [a=1.48,e=0.31,i=4.8,H=27.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sun May 16 21:50:22 EDT 2021


M.P.E.C. 2021-K12                                  Issued 2021 May 17, 01:48 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

                                    2021 KA                                     


Observations:
     K21K00A  C2021 05 15.27018 14 31 27.71 +43 07 01.0          20.8 GVEK012G96
     K21K00A  C2021 05 15.27560 14 31 36.98 +43 06 18.6          21.6 GVEK012G96
     K21K00A  C2021 05 15.28087 14 31 46.11 +43 05 35.5          21.2 GVEK012G96
     K21K00A* C2021 05 16.28444315 08 11.72 +40 10 59.6          20.24GVEK012G96
     K21K00A  C2021 05 16.28958315 08 22.61 +40 09 49.7          20.03GVEK012G96
     K21K00A  C2021 05 16.29474415 08 33.42 +40 08 39.9          20.02GVEK012G96
     K21K00A  C2021 05 16.29990515 08 44.28 +40 07 29.5          19.99GVEK012G96
     K21K00A  C2021 05 16.36896915 11 10.14 +39 50 26.2          20.4 GVEK012H01
     K21K00A  C2021 05 16.37227915 11 17.40 +39 49 35.7          20.4 GVEK012H01
     K21K00A KC2021 05 16.37924415 11 34.62 +39 48 16.7          20.53GVEK012I52
     K21K00A KC2021 05 16.38023515 11 36.80 +39 48 01.4          19.99GVEK012I52
     K21K00A KC2021 05 16.38122215 11 38.97 +39 47 46.0          20.07GVEK012I52
     K21K00A KC2021 05 16.38221015 11 41.13 +39 47 30.8          20.13GVEK012I52
     K21K00A  C2021 05 16.38366915 11 42.46 +39 46 40.7          20.5 GVEK012H01
     K21K00A  C2021 05 16.39010715 11 56.72 +39 45 00.8          20.3 GVEK012H01
     K21K00A  C2021 05 16.75981515 27 58.40 +38 09 34.6          20.3 rVEK012N51
     K21K00A  C2021 05 16.76614615 28 13.03 +38 07 45.1          20.3 rVEK012N51
     K21K00A 1C2021 05 16.84541 15 32 01.30 +37 39 49.5          20.5 VVEK012033
     K21K00A 1C2021 05 16.84598 15 32 02.75 +37 39 39.5          20.3 VVEK012033
     K21K00A 1C2021 05 16.84656 15 32 04.14 +37 39 29.8          20.6 VVEK012033
     K21K00A 1C2021 05 16.84714 15 32 05.57 +37 39 19.9          20.1 VVEK012033
     K21K00A KC2021 05 16.94373215 36 10.87 +37 11 40.0          19.9 GVEK012I93
     K21K00A KC2021 05 16.95315015 36 33.79 +37 08 47.2          19.7 GVEK012I93
     K21K00A KC2021 05 16.96137315 36 53.72 +37 06 14.2          19.0 GVEK012I93

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hoegner, U. Laux, F. Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m
    f/3 Schmidt + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers E. J. Christensen,
    B. Gray, D. Rankin, F. C. Shelly, 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, R. L. Seaman, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 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.
N51 GROWTH India Telescope, IAO, Hanle.  Observers K. Sharma, H. Kumar, S.
    Joharle, J. Stanzin, V. Bhalerao, G. C. Anupama, S. Barway.  Measurer K.
    Sharma.  0.70-m f/6.5 Corrected Dall-Kirkham + CCD.

Orbital elements:
2021 KA                                                  Earth MOID = 0.0068 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
M 277.88136              (2000.0)            P               Q                  
n   0.54866437     Peri.  171.43446     -0.58154361     +0.81005510             
a   1.4777406      Node    62.97321     -0.75128198     -0.49942976             
e   0.3107666      Incl.    4.82659     -0.31206157     -0.30721433             
P   1.80           H   27.64          G   0.15           U   7                  
Residuals in seconds of arc
210515 G96  0.2-  0.0     210516 H01  0.1+  0.0     210516 N51  0.3+  1.3-
210515 G96  0.3+  0.3+    210516 I52  0.3-  0.2+    210516 033  0.1-  0.4+
210515 G96 (2.0+  0.9-)   210516 I52  0.2-  0.2+    210516 033  0.4+  0.0
210516 G96 (1.0+  0.6-)   210516 I52  0.1-  0.1-    210516 033  0.1-  0.2+
210516 G96 (1.5+  1.0-)   210516 I52  0.2-  0.2-    210516 033  0.0   0.1+
210516 G96  0.4+  0.6-    210516 H01  0.1+  0.0     210516 I93  0.1+  0.2+
210516 G96  0.3-  0.3-    210516 H01  0.2+  0.1-    210516 I93  0.8+  0.5+
210516 H01  0.0   0.1+    210516 N51  0.5-  0.2-    210516 I93  0.5+  0.0

Ephemeris:
2021 KA                  a,e,i = 1.48, 0.31, 5                   q = 1.0185
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 04 17    11 40 05.6 +43 01 57   0.09343 1.0536   120.0    55.6    24.6
...
2021 05 02    12 01 14.1 +45 32 29   0.05234 1.0267   109.8    67.5    23.7
...
2021 05 10    12 49 06.0 +46 28 00   0.03011 1.0199   108.8    69.6    22.5
...
2021 05 16    14 57 06.5 +41 09 06   0.01483 1.0184   119.3    60.0    20.7
2021 05 17    15 38 25.3 +36 55 45   0.01284 1.0185   123.8    55.6    20.2
2021 05 18    16 25 48.2 +30 09 13   0.01128 1.0186   129.1    50.4    19.8
...
2021 05 24    20 16 46.2 -24 19 19   0.01633 1.0213   121.8    57.5    20.8
...
2021 06 01    21 41 56.0 -38 09 10   0.03759 1.0296   113.6    64.5    22.9
...
2021 06 16    22 11 48.8 -42 38 23   0.07946 1.0589   121.0    55.3    24.3

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-K12




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