• MPC Preparation (Info)

  • MPEC 2021-K36 : 2021 KN

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    M.P.E.C. 2021-K36                                  Issued 2021 May 19, 14:28 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 KN                                 
    
    
    Observations:
         K21K00N* C2021 05 17.38581517 39 03.34 +29 32 24.0          23.14GVEK036V00
         K21K00N  C2021 05 17.39069917 39 03.72 +29 32 37.9          22.49GVEK036V00
         K21K00N  C2021 05 17.39558117 39 04.09 +29 32 50.8          22.52GVEK036V00
         K21K00N  C2021 05 17.40060217 39 04.47 +29 33 05.0                VEK036V00
         K21K00N mC2021 05 17.44328417 39 07.65 +29 35 02.4          22.62GVEK036V00
         K21K00N mC2021 05 17.44417417 39 07.73 +29 35 05.0          22.63GVEK036V00
         K21K00N mC2021 05 17.44506417 39 07.78 +29 35 07.5          22.17GVEK036V00
         K21K00N KC2021 05 18.43123 17 40 51.00 +30 18 52.7          22.4 RoEK036291
         K21K00N KC2021 05 18.43874 17 40 51.47 +30 19 11.4          22.8 RoEK036291
         K21K00N KC2021 05 18.44637 17 40 52.03 +30 19 30.5          22.9 RoEK036291
         K21K00N KC2021 05 19.44034 17 42 27.86 +30 59 49.7          22.4 RoEK036291
         K21K00N KC2021 05 19.44483 17 42 28.19 +30 59 59.6          23.1 RoEK036291
         K21K00N KC2021 05 19.44933 17 42 28.45 +31 00 09.5          22.6 RoEK036291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
    V00 Kitt Peak-Bok.  Observer H. Groeller.  Measurers M. J. Brucker, E. J.
        Christensen, C. E. Woodward, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D.
        Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. S.
        McMillan, T. A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
        Wierzchos.  2.25-m reflector + CCD.
    
    Orbital elements:
    2021 KN                                                  Earth MOID = 0.0471 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres                   
    M 281.85671              (2000.0)            P               Q                  
    n   0.61630227     Peri.  358.04936     -0.83060631     +0.54398096             
    a   1.3675405      Node   215.74660     -0.50810985     -0.82785483             
    e   0.2289428      Incl.   11.76033     -0.22785423     -0.13689816             
    P   1.60           H   25.72          G   0.15           U   8                  
    Residuals in seconds of arc
    210517 V00  0.1-  0.1-    210517 V00  0.1+  0.1+    210519 291  0.5-  0.3+
    210517 V00  0.1+  0.1+    210517 V00  0.1-  0.2+    210519 291  0.2+  0.1+
    210517 V00  0.2+  0.6-    210518 291  0.4+  0.2-    210519 291  0.0   0.2-
    210517 V00  0.2+  0.4-    210518 291  0.1-  0.2-
    210517 V00  0.0   0.2-    210518 291  0.3+  0.0
    
    Ephemeris:
    2021 KN                  a,e,i = 1.37, 0.23, 12                  q = 1.0545
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 04 19    14 54 36.0 -39 11 01   0.05891 1.0548   148.2    30.2    21.0
    ...
    2021 05 04    16 57 03.0 +09 49 45   0.06561 1.0581   138.2    39.4    21.5
    ...
    2021 05 12    17 26 57.5 +24 11 34   0.08793 1.0653   126.9    49.3    22.4
    ...
    2021 05 18    17 40 08.3 +30 00 15   0.1075  1.0731   122.5    52.6    23.0
    2021 05 19    17 41 48.0 +30 42 25   0.1108  1.0746   122.0    52.9    23.0
    2021 05 20    17 43 20.2 +31 21 00   0.1142  1.0762   121.6    53.2    23.1
    ...
    2021 05 26    17 50 20.3 +34 10 35   0.1347  1.0865   119.9    53.9    23.5
    ...
    2021 06 03    17 55 15.9 +35 58 46   0.1622  1.1029   119.3    53.3    23.9
    ...
    2021 06 18    17 57 20.2 +35 31 05   0.2132  1.1406   121.0    49.8    24.5
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-K36
    


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