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  • MPEC 2021-L152 : 2021 LG6

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    M.P.E.C. 2021-L152                                Issued 2021 June 14, 08:14 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 LG6                                 
    
    
    Observations:
         K21L06G* C2021 06 12.18185812 52 52.67 +00 21 42.3                VEL152V00
         K21L06G  C2021 06 12.18676012 52 52.58 +00 22 12.9          22.23GVEL152V00
         K21L06G  C2021 06 12.19164612 52 52.51 +00 22 42.9          21.24GVEL152V00
         K21L06G  C2021 06 12.19652712 52 52.42 +00 23 13.1          21.80GVEL152V00
         K21L06G KC2021 06 12.23457412 52 51.87 +00 27 08.0          22.17GVEL152V06
         K21L06G KC2021 06 12.23813012 52 51.85 +00 27 30.1          23.07GVEL152V06
         K21L06G KC2021 06 12.24168612 52 51.83 +00 27 52.2          21.86GVEL152V06
         K21L06G KC2021 06 13.19539512 53 11.94 +02 06 24.9          21.67GVEL152V06
         K21L06G KC2021 06 13.20634612 53 11.85 +02 07 32.6          21.52GVEL152V06
         K21L06G KC2021 06 13.22125412 53 11.68 +02 09 04.8          21.53GVEL152V06
         K21L06G KC2021 06 13.22526012 53 11.67 +02 09 29.9          21.85GVEL152V06
         K21L06G |C2021 06 13.96212 12 53 33.76 +03 27 16.0          22.3 GVEL152807
         K21L06G |C2021 06 13.96950 12 53 33.69 +03 28 02.2          21.7 GVEL152807
         K21L06G |C2021 06 13.97688 12 53 33.61 +03 28 47.3          22.0 GVEL152807
         K21L06G KC2021 06 14.15420 12 53 35.63 +03 45 19.2          22.7 RoEL152291
         K21L06G KC2021 06 14.16580 12 53 35.54 +03 46 30.8          22.2 RoEL152291
         K21L06G KC2021 06 14.17748 12 53 35.41 +03 47 43.0                oEL152291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer J. V. Scotti.  1.8-m f/2.7 reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  1.00-m f/10.0 astrograph + 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.
    V06 Catalina Sky Survey-Kuiper.  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.  1.55-m reflector +
        1K CCD.
    
    Orbital elements:
    2021 LG6                                                 Earth MOID = 0.0295 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell                    
    M 146.31824              (2000.0)            P               Q                  
    n   0.85349379     Peri.   80.26245     +0.88790350     +0.43926500             
    a   1.1007004      Node   253.57497     -0.45778097     +0.81434557             
    e   0.1340108      Incl.    8.19054     -0.04543074     +0.37932513             
    P   1.15           H   25.15          G   0.15           U   7                  
    Residuals in seconds of arc
    210612 V00  0.2+  0.1+    210612 V06  0.2-  0.2-    210613 807  0.0   0.3+
    210612 V00  0.1+  0.3+    210613 V06  0.3+  0.0     210613 807  0.1+  0.2-
    210612 V00  0.2+  0.1+    210613 V06  0.6+  0.1-    210614 291  0.2-  0.1-
    210612 V00  0.1-  0.0     210613 V06  0.1-  0.0     210614 291  0.2+  0.0
    210612 V06  0.4-  0.3-    210613 V06  0.1+  0.3+    210614 291  0.1-  0.1+
    210612 V06  0.3-  0.3-    210613 807  0.2-  0.2-
    
    Ephemeris:
    2021 LG6                 a,e,i = 1.10, 0.13, 8                   q = 0.9532
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2021 05 15    13 16 45.5 -39 39 50   0.1200  1.1114   145.1    31.4    22.1
    ...
    2021 05 30    12 55 32.9 -21 24 53   0.09475 1.0783   131.1    45.1    21.9
    ...
    2021 06 07    12 52 19.3 -08 30 20   0.08815 1.0606   119.1    56.7    22.1
    ...
    2021 06 13    12 53 10.5 +01 47 01   0.08628 1.0475   109.5    66.1    22.3
    2021 06 14    12 53 33.1 +03 30 10   0.08621 1.0453   107.9    67.6    22.3
    2021 06 15    12 53 59.3 +05 12 59   0.08619 1.0432   106.3    69.2    22.3
    ...
    2021 06 21    12 57 39.7 +15 17 25   0.08729 1.0306    97.0    78.1    22.6
    ...
    2021 06 29    13 04 13.9 +27 48 56   0.09144 1.0145    86.1    88.7    23.1
    ...
    2021 07 14    13 15 41.8 +47 29 59   0.1051  0.9879    71.3   102.9    24.0
    
    M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-L152
    


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