• MPC Preparation (Info)

  • MPEC 2021-C260 : 2021 CM6

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    M.P.E.C. 2021-C260                            Issued 2021 February 12, 19:55 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 CM6                                 
    
    
    Observations:
         K21C06M* C2021 02 10.44310009 43 59.388-20 04 27.01         21.42wUEC260F51
         K21C06M  C2021 02 10.45498109 43 53.503-20 04 25.55         21.53wUEC260F51
         K21C06M  C2021 02 10.46687409 43 47.642-20 04 23.51         21.64wUEC260F51
         K21C06M |C2021 02 11.19001 09 38 29.98 -20 01 06.3          21.4 GVEC260807
         K21C06M |C2021 02 11.19551 09 38 27.53 -20 01 05.0          21.4 GVEC260807
         K21C06M |C2021 02 11.20078 09 38 25.18 -20 01 03.7          21.4 GVEC260807
         K21C06M  C2021 02 11.33758 09 37 27.75 -20 01 36.1          21.4 GVEC260G96
         K21C06M  C2021 02 11.34277 09 37 25.51 -20 01 34.6          21.6 GVEC260G96
         K21C06M  C2021 02 11.34794 09 37 23.21 -20 01 33.1          21.9 GVEC260G96
         K21C06M ^C2021 02 11.42185609 36 54.351-20 01 04.29         21.56GVEC260568
         K21C06M ^C2021 02 11.42398609 36 53.426-20 01 03.82         21.57GVEC260568
         K21C06M ^C2021 02 11.42496609 36 53.005-20 01 03.50         21.60GVEC260568
         K21C06M KC2021 02 11.52330809 36 13.10 -19 59 28.0          21.3 GVEC260474
         K21C06M KC2021 02 11.52686009 36 11.63 -19 59 27.1          21.3 GVEC260474
         K21C06M KC2021 02 12.56659609 29 41.20 -19 54 03.7          21.4 GVEC260474
         K21C06M KC2021 02 12.57015509 29 39.91 -19 54 02.2          21.7 GVEC260474
         K21C06M KC2021 02 12.57726809 29 37.28 -19 53 59.8          21.3 GVEC260474
    
    Observer details:
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
        Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    568 Mauna Kea.  Observers R. Wainscoat, C. Wipper, H. Flewelling.  Measurers
        R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
        1.00-m f/10.0 astrograph + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
        Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
        Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
        R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observer D. Rankin.  Measurers B. Gray, D. Rankin, F.
        C. Shelly.  1.5-m reflector + 10K CCD.
    
    Orbital elements:
    2021 CM6                                                 Earth MOID = 0.0083 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Pike                    
    M   5.52087              (2000.0)            P               Q                  
    n   0.60657545     Peri.   97.05770     +0.60089869     -0.76335808             
    a   1.3821213      Node   313.13678     +0.54280487     +0.60741689             
    e   0.4835085      Incl.   18.95862     +0.58675688     +0.21983896             
    P   1.62           H   24.68          G   0.15           U   8                  
    Residuals in seconds of arc
    210210 F51  0.1+  0.2+    210211 G96  0.0-  0.1-    210211 474  0.2-  0.1-
    210210 F51  0.1-  0.1-    210211 G96  0.3+  0.0+    210211 474  0.3+  0.1-
    210210 F51  0.0+  0.0-    210211 G96  0.3-  0.1+    210212 474  0.2-  0.0+
    210211 807  0.0+  0.1-    210211 568  0.0-  0.0+    210212 474  0.1+  0.2+
    210211 807  0.0+  0.0+    210211 568  0.0-  0.0-    210212 474  0.1+  0.1-
    210211 807  0.0+  0.1+    210211 568  0.0+  0.0+
    
    Ephemeris:
    2021 CM6                 a,e,i = 1.38, 0.48, 19                  q = 0.7139
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 01 13    18 47 19.9 +15 23 55   0.1576  0.8667    39.0   134.5    26.5
    ...
    2021 01 28    15 00 15.9 -01 57 58   0.05212 0.9816    85.0    92.0    21.5
    ...
    2021 02 05    10 49 12.8 -19 13 02   0.07920 1.0459   137.7    39.3    20.8
    ...
    2021 02 11    09 39 50.6 -20 02 01   0.1270  1.0943   145.9    30.4    21.7
    2021 02 12    09 33 08.0 -19 57 38   0.1356  1.1024   146.2    29.9    21.9
    2021 02 13    09 27 14.8 -19 51 50   0.1444  1.1105   146.4    29.5    22.0
    ...
    2021 02 19    09 03 38.9 -19 01 48   0.1994  1.1585   145.5    28.9    22.8
    ...
    2021 02 27    08 49 13.2 -17 42 07   0.2775  1.2214   142.2    29.8    23.6
    ...
    2021 03 14    08 43 54.9 -15 16 36   0.4366  1.3346   133.9    32.5    24.9
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-C260
    


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