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  • MPEC 2021-C319 : 2021 CU8

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    M.P.E.C. 2021-C319                            Issued 2021 February 15, 08:28 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 CU8                                 
    
    
    Observations:
         K21C08U* C2021 02 13.34932509 41 49.12 +05 36 46.9          21.22GVEC319V00
         K21C08U  C2021 02 13.35461609 41 51.73 +05 36 45.2          21.94GVEC319V00
         K21C08U  C2021 02 13.35990609 41 54.30 +05 36 44.0          21.45GVEC319V00
         K21C08U  C2021 02 13.36519809 41 56.88 +05 36 41.4                VEC319V00
         K21C08U KC2021 02 13.44039309 42 35.12 +05 36 14.3          21.60GVEC319G96
         K21C08U KC2021 02 13.44242709 42 36.16 +05 36 13.4          21.30GVEC319G96
         K21C08U KC2021 02 13.44445709 42 37.22 +05 36 13.0          21.26GVEC319G96
         K21C08U 1C2021 02 13.94707 09 48 18.51 +05 32 30.9          21.8 VVEC319033
         K21C08U 1C2021 02 13.94881 09 48 19.61 +05 32 29.7          21.2 VVEC319033
         K21C08U 1C2021 02 13.95055 09 48 20.71 +05 32 29.7          22.0 VVEC319033
         K21C08U bC2021 02 14.94849910 03 45.55 +05 24 28.1          20.9 GVEC319L01
         K21C08U KC2021 02 14.95056810 03 47.81 +05 24 27.2          21.1 GVEC319L01
         K21C08U KC2021 02 14.95264510 03 50.01 +05 24 25.9          21.0 GVEC319L01
         K21C08U KC2021 02 14.95475510 03 52.37 +05 24 24.1          21.1 GVEC319L01
         K21C08U bC2021 02 14.95689110 03 54.68 +05 24 23.4          21.0 GVEC319L01
         K21C08U 1C2021 02 15.09018 10 06 26.58 +05 22 18.9          21.0 VVEC319033
         K21C08U 1C2021 02 15.09117 10 06 27.79 +05 22 17.8          21.4 VVEC319033
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
        Hoegner, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    G96 Mt. Lemmon Survey.  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.  1.5-m reflector + 10K CCD.
    L01 Visnjan Observatory, Tican.  Observers K. Korlevic, D. Pujagic, V. Dobos.
        Measurer K. Korlevic.  1.0-m f/2.9 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 CU8                                                 Earth MOID = 0.0025 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
    M 312.76025              (2000.0)            P               Q                  
    n   0.45136055     Peri.   59.77205     -0.88027509     +0.47284519             
    a   1.6831403      Node   148.39914     -0.45694507     -0.82266241             
    e   0.5044864      Incl.    4.28545     -0.12773792     -0.31566435             
    P   2.18           H   28.45          G   0.15           U   8                  
    Residuals in seconds of arc
    210213 V00  0.2-  0.0+    210213 G96  0.2-  0.0-    210214 L01  0.1+  0.6-
    210213 V00  0.2+  0.1-    210213 033  0.6+  0.2-    210214 L01  1.3+  1.0-
    210213 V00  0.1-  0.3+    210213 033  0.1-  0.8-    210214 L01  1.2+  0.2-
    210213 V00 (0.5-  0.7-)   210213 033  0.8-  0.2-    210215 033  0.3-  0.5+
    210213 G96  0.6+  0.3-    210214 L01  0.4+  1.1-    210215 033  0.0-  0.3+
    210213 G96  0.1+  0.4-    210214 L01  0.7+  0.6-
    
    Ephemeris:
    2021 CU8                 a,e,i = 1.68, 0.50, 4                   q = 0.8340
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 01 16    08 59 57.0 +07 09 33   0.2681  1.2368   158.4    17.1    27.0
    ...
    2021 01 31    09 07 03.9 +06 10 34   0.1392  1.1218   168.3    10.3    25.1
    ...
    2021 02 08    09 17 04.8 +05 51 30   0.07718 1.0626   170.5     8.8    23.6
    ...
    2021 02 14    09 48 54.7 +05 35 21   0.03292 1.0202   172.5     7.3    21.6
    2021 02 15    10 04 42.9 +05 27 32   0.02582 1.0133   172.2     7.6    21.1
    2021 02 16    10 32 11.9 +05 10 46   0.01895 1.0065   168.8    11.0    20.5
    ...
    2021 02 22    19 47 42.7 -05 37 23   0.02801 0.9673    38.2   140.8    27.6
    ...
    2021 03 02    20 34 33.8 -05 52 41   0.08665 0.9204    33.9   143.1    30.2
    ...
    2021 03 17    20 57 17.1 -05 57 30   0.2037  0.8558    42.4   128.3    30.2
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-C319
    


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