• MPC Preparation (Info)

  • MPEC 2021-L03 : 2021 KT2

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    M.P.E.C. 2021-L03                                  Issued 2021 June 1, 00:08 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
    
                                    2021 KT2                                 
    
    
    Observations:
         K21K02T* C2021 05 31.23440913 29 57.59 +29 47 55.3          19.81GVEL003G96
         K21K02T  C2021 05 31.24471313 29 31.48 +29 47 30.6          21.20GVEL003G96
         K21K02T  C2021 05 31.24985713 29 18.35 +29 47 17.0          20.09GVEL003G96
         K21K02T KC2021 05 31.29648913 27 17.37 +29 44 52.8          20.02GVEL003G96
         K21K02T KC2021 05 31.29701213 27 16.02 +29 44 50.8          20.03GVEL003G96
         K21K02T KC2021 05 31.29753213 27 14.67 +29 44 49.3          19.26GVEL003G96
         K21K02T KC2021 05 31.29805313 27 13.29 +29 44 47.6          19.23GVEL003G96
         K21K02T KC2021 05 31.36046613 24 28.31 +29 40 23.5          19.49GVEL003I52
         K21K02T KC2021 05 31.36159713 24 25.39 +29 40 17.8          19.79GVEL003I52
         K21K02T KC2021 05 31.36272813 24 22.27 +29 40 12.4          21.05GVEL003I52
         K21K02T KC2021 05 31.36386413 24 19.39 +29 40 06.8          20.28GVEL003I52
         K21K02T KC2021 05 31.86933112 55 57.07 +29 04 19.2          19.7 GVEL003203
         K21K02T KC2021 05 31.87776712 55 11.03 +29 03 00.5                VEL003203
         K21K02T KC2021 05 31.88867512 54 04.17 +29 00 58.9          19.5 GVEL003L01
         K21K02T KC2021 05 31.88892312 54 07.33 +28 58 34.4          19.7 GVEL003G34
         K21K02T KC2021 05 31.88946312 53 59.82 +29 00 49.7          19.8 GVEL003L01
         K21K02T KC2021 05 31.89040012 53 54.60 +29 00 40.7          19.6 GVEL003L01
         K21K02T KC2021 05 31.89072712 53 59.29 +29 00 51.4          19.7 GVEL003203
         K21K02T IC2021 05 31.89133712 53 49.36 +29 00 30.4          19.8 GVEL003L01
         K21K02T KC2021 05 31.89323612 53 43.52 +28 57 48.2          19.4 GVEL003G34
         K21K02T IC2021 05 31.89384412 53 35.43 +29 00 03.7          19.5 GVEL003L01
         K21K02T KC2021 05 31.89754712 53 19.68 +28 57 04.0          18.1 GVEL003G34
         K21K02T KC2021 05 31.92338812 51 11.59 +28 53 10.3          19.5 GVEL003J95
         K21K02T KC2021 05 31.92641312 50 54.03 +28 52 35.7          19.1 GVEL003J95
         K21K02T KC2021 05 31.92898712 50 39.01 +28 52 06.5          19.3 GVEL003J95
    
    Observer details:
    203 GiaGa Observatory.  Observers S. Foglia, G. Galli.  Measurer G. Galli.
        0.36-m f/5.76 Schmidt-Cassegrain + CCD.
    G34 Oberfrauendorf.  Observer T. Felber.  0.35-m f/6.3 Schmidt-Cassegrain +
        CCD.
    G96 Mt. Lemmon Survey.  Observer T. A. Pruyne.  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.  1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
        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.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
        + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2021 KT2                                                 Earth MOID = 0.0017 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
    M 268.26914              (2000.0)            P               Q                  
    n   0.48917697     Peri.  203.94109     +0.08357035     +0.98493584             
    a   1.5952376      Node    71.13715     -0.88650758     +0.14286344             
    e   0.3797441      Incl.    9.20552     -0.45510473     -0.09742392             
    P   2.01           H   28.40          G   0.15           U   7                  
    Residuals in seconds of arc
    210531 G96  0.5-  0.3+    210531 I52 (1.2-  0.2-)   210531 L01  0.4-  0.4-
    210531 G96  0.8+  0.1+    210531 I52  0.6+  0.3-    210531 G34  0.1-  1.0-
    210531 G96  1.0+  0.4-    210531 203  0.0   0.4-    210531 L01  0.3+  0.5-
    210531 G96  0.3-  0.1+    210531 203  0.1-  0.0     210531 G34  1.1+  0.9+
    210531 G96  0.1-  0.0     210531 L01  0.3-  0.2+    210531 J95  0.3-  0.3+
    210531 G96  0.0   0.4+    210531 G34  0.5+  0.1+    210531 J95  0.1-  0.1-
    210531 G96  0.1-  0.6+    210531 L01  0.1+  0.8-    210531 J95  0.1-  0.3+
    210531 I52  0.8-  0.1+    210531 L01  0.1-  0.0
    210531 I52  0.3+  0.2-    210531 203 (1.3-  0.8-)
    
    Ephemeris:
    2021 KT2                 a,e,i = 1.60, 0.38, 9                   q = 0.9895
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 05 02    14 34 50.2 +26 23 32   0.1490  1.1234   138.3    36.6    26.0
    ...
    2021 05 17    14 27 56.0 +28 55 49   0.07597 1.0609   129.2    47.6    24.7
    ...
    2021 05 25    14 19 33.4 +29 36 40   0.03796 1.0341   123.3    55.0    23.4
    ...
    2021 05 31    13 37 39.7 +29 52 44   0.0095251.0177   113.5    66.0    20.7
    2021 06 01    12 44 40.4 +28 51 50   0.0049431.0153   104.7    75.1    19.5
    2021 06 02    07 52 42.4 +00 07 45   0.0019651.0130    51.9   128.0    20.4
    ...
    2021 06 08    02 41 06.8 -29 15 54   0.02894 1.0020    62.4   116.1    25.3
    ...
    2021 06 16    02 32 18.2 -29 07 46   0.06667 0.9937    68.8   107.6    26.5
    ...
    2021 07 01    02 33 05.2 -28 08 40   0.1346  0.9985    78.5    93.9    27.4
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-L03
    


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