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  • MPEC 2023-M93 : 2010 LZ63

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    M.P.E.C. 2023-M93                                 Issued 2023 June 22, 17:03 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets, routine data on comets and natural satellites,
             and occasional editorial announcements.  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
    
                                    2010 LZ63                                
    
    
                               Revision to MPEC 2010-L80                            
    
    Additional Observations:
         K10L63Z KC2023 06 21.41083 00 10 29.92 -46 13 19.1          18.5 GVEM093W94
         K10L63Z KC2023 06 21.41699 00 10 37.37 -46 12 53.4          19.4 GVEM093W94
         K10L63Z KC2023 06 21.42319 00 10 44.72 -46 12 27.8          19.1 GVEM093W94
         K10L63Z KC2023 06 22.33389 00 29 50.26 -44 59 10.5          18.5 GVEM093X10
         K10L63Z KC2023 06 22.33953 00 29 57.40 -44 58 40.4          18.9 GVEM093X10
         K10L63Z KC2023 06 22.34512 00 30 04.43 -44 58 10.7          19.0 GVEM093X10
         K10L63Z KC2023 06 22.35329 00 30 14.79 -44 57 26.9          18.6 GVEM093X10
         K10L63Z KC2023 06 22.35888 00 30 21.84 -44 56 57.0          18.7 GVEM093X10
         K10L63Z KC2023 06 22.36453 00 30 28.97 -44 56 26.7          18.5 GVEM093X10
         K10L63Z KC2023 06 22.68439800 37 22.79 -44 25 39.3          19.4 GVEM093474
         K10L63Z KC2023 06 22.68501500 37 23.58 -44 25 35.6          19.3 GVEM093474
         K10L63Z KC2023 06 22.68563300 37 24.37 -44 25 32.1          19.5 GVEM093474
         K10L63Z KC2023 06 22.68625100 37 25.17 -44 25 28.7          19.5 GVEM093474
    
    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.
    W94 MAP, San Pedro de Atacama.  Observers A. Maury, G. Attard.  Measurers A.
        Maury, G. Attard, D. Parrott, F. Signoret.  0.36-m f/1.9 Schmidt
        astrograph + CCD.
    X10 OVTLN, San Pedro de Atacama.  Observers A. Maury, G. Attard, F. Signoret.
        Measurers A. Maury, G. Attard, D. Parrott.  0.50-m f/4  reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
    230621 W94  104+   11+    230622 474  113+   10+    MPO740220   +92.1 days
    
    Orbital elements:
    2010 LZ63                                           PHA, Earth MOID = 0.0168 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 296.05712              (2000.0)            P               Q                  
    n   0.37937013     Peri.   79.50912     +0.87176185     -0.45101607             
    a   1.8898498      Node   307.02809     +0.30032638     +0.80052787             
    e   0.7611792      Incl.   13.86812     +0.38708570     +0.39463861             
    P   2.60           H   20.20          G   0.15           U   0                  
    Residuals in seconds of arc
    100612 E12  0.7+  0.6+    100614 D90  0.1-  0.6-    230622 X10  0.5+  0.2-
    100612 E12  2.3+  1.2-    100614 D90  0.9-  1.0+    230622 X10  0.5+  0.1-
    100612 E12  0.6+  0.0     100618 D90  0.3+  0.0     230622 X10  0.0   0.2-
    100612 E12  0.5+  0.0     100618 D90  0.1-  0.0     230622 X10  0.2+  0.0
    100612 E12  0.2+  0.4+    100618 D90  0.0   0.4-    230622 X10  0.0   0.1-
    100612 E12  0.5-  0.1-    100623 D90  0.6+  0.1-    230622 X10  0.2-  0.2-
    100613 474  0.1-  0.3+    100623 D90  0.9+  0.4+    230622 474  0.1-  0.1+
    100613 474  0.3+  0.1-    100627 C51  0.0   0.0     230622 474  0.1-  0.2+
    100613 474  0.1+  0.2+    100627 C51  0.0   0.2-    230622 474  0.2-  0.1+
    100613 474  0.5-  0.3+    230621 W94  0.4+  0.2+    230622 474  0.2-  0.1-
    100613 E12  0.2+  0.4-    230621 W94  1.0+  0.2+
    100614 D90  0.0   0.1-    230621 W94  0.0   0.2-
    
    Ephemeris:
    2010 LZ63                a,e,i = 1.89, 0.76, 14                  q = 0.4513
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2023 05 23    20 13 58.6 -44 08 27   0.6398  1.4583   122.3    35.9    21.5
    ...
    2023 06 07    21 16 39.4 -47 29 11   0.3933  1.2743   123.4    41.7    20.3
    ...
    2023 06 15    22 26 41.9 -48 56 43   0.2762  1.1700   117.7    50.2    19.6
    ...
    2023 06 21    00 02 11.1 -46 40 13   0.2022  1.0888   105.8    63.9    19.2
    2023 06 22    00 22 41.0 -45 28 04   0.1920  1.0750   102.7    67.2    19.1
    2023 06 23    00 44 13.2 -43 53 15   0.1827  1.0612    99.3    70.9    19.1
    ...
    2023 06 29    02 55 49.9 -25 01 46   0.1531  0.9769    70.7   100.7    19.7
    ...
    2023 07 07    04 52 02.3 +05 39 11   0.2013  0.8613    35.7   136.4    22.8
    ...
    2023 07 22    06 22 14.6 +26 00 26   0.4338  0.6434    23.8   140.4    24.3
    
    A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-M93
    


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