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  • MPEC 2006-A63 : COMET C/2005 EL173 (LONEOS)

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    M.P.E.C. 2006-A63                                Issued 2006 Jan. 12, 21:33 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    
                      Supported in part by the Brinson Foundation
                      Supported in part by the TABASGO Foundation
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
              URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714
    
                              COMET C/2005 EL173 (LONEOS)
    
    Observations:
        CK05EH3L  C2006 01 07.39272 10 23 11.58 -07 57 11.3          17.3 T EA063703
        CK05EH3L  C2006 01 07.40024 10 23 11.18 -07 57 12.6          17.4 T EA063703
        CK05EH3L  C2006 01 07.40776 10 23 10.82 -07 57 14.5          17.4 T EA063703
        CK05EH3L  C2006 01 07.41528 10 23 10.32 -07 57 16.7          17.5 T EA063703
        CK05EH3L  C2006 01 10.33311 10 20 26.00 -08 06 47.0          18.4 T EA063704
        CK05EH3L  C2006 01 10.34612 10 20 25.25 -08 06 50.6          19.1 T EA063704
        CK05EH3L  C2006 01 10.35916 10 20 24.43 -08 06 51.3          18.5 T EA063704
        CK05EH3L  C2006 01 10.37209 10 20 23.71 -08 06 54.1          18.3 T EA063704
        CK05EH3L  C2006 01 10.38495 10 20 22.93 -08 06 57.1          18.4 T EA063704
    
    Observer details:
    703 Catalina Sky Survey.  Observer S. M. Larson.  Measurers E. C. Beshore,
        E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill, R. A. Kowalski,
        S. M. Larson, R. H. McNaught.  0.68-m Schmidt + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Bezpalko, L. Manguso,
        D. Torres, R. Kracke, A. Milner, H. Love.  Measurers J. Stuart, R. Sayer,
        J. Evans, J. Kommers.  1.0-m f/2.15 reflector + CCD.
    
    Orbital elements:
        C/2005 EL173 (LONEOS)
    Epoch 2007 Mar. 1.0 TT = JDT 2454160.5
    T 2007 Mar. 5.91293 TT                                  MPC
    q   3.8869471            (2000.0)            P               Q
    z  -0.0008261      Peri.  261.48682     +0.02619876     +0.97967334
     +/-0.0000071      Node   344.79656     +0.90470242     -0.10786619
    e   1.0032111      Incl.  130.67895     -0.42523776     -0.16913025
    From 52 observations 2005 Mar. 3-2006 Jan. 10, mean residual 0".48.
    
    Residuals in seconds of arc
    050303 691  0.0   0.3+    050330 A13  0.1-  0.4+    050504 G96  0.0   0.1+
    050303 691  0.3-  0.2+    050330 A13  0.3-  0.3-    050504 G96  0.0   0.0
    050303 691  0.2-  0.1+    050331 360  0.0   0.2-    050504 G96  0.0   0.0
    050308 699  0.2-  0.9+    050331 360  0.6+  0.0     050513 G96  0.2+  0.1+
    050308 699  2.1+  1.2+    050331 360  0.6+  0.1+    050513 G96  0.2+  0.3+
    050308 699  0.4+  0.4+    050331 461  0.3+  0.0     050513 G96  0.1-  0.0
    050308 699  0.5+  0.5-    050331 461  0.2+  0.1-    050513 G96  0.0   0.3+
    050312 704  1.0+  1.0+    050331 461  0.2+  0.0     060107 703  0.3-  0.7+
    050312 704  0.1+  0.8-    050331 461  0.3+  0.4-    060107 703  0.0   0.9+
    050312 704  0.6+  0.5+    050331 461  0.1+  0.2-    060107 703  0.8+  0.5+
    050312 704  0.2+  0.2-    050404 G96  0.2-  0.2-    060107 703  0.4-  0.2-
    050312 704  0.9+  0.1+    050404 G96  0.1-  0.4-    060110 704  0.2+  0.6-
    050316 G96  0.6-  0.3-    050404 G96  0.1-  0.6-    060110 704  0.4+  1.8-
    050316 G96  0.7-  0.2-    050404 G96  0.3-  0.3-    060110 704  0.5-  0.0
    050316 G96  0.8-  0.1-    050410 691  0.2+  0.1+    060110 704  0.1+  0.4-
    050316 G96  0.6-  0.3-    050410 691  0.0   0.2+    060110 704  0.3-  1.0-
    050330 A13  0.4-  0.2+    050410 691  0.1+  0.2+
    050330 A13  0.0   0.1-    050504 G96  0.0   0.1-
    
    Ephemeris:
        C/2005 EL173 (LONEOS)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2006 01 05    10 25.32   -07 48.9    4.714    5.299   121.8     9.1        19.1
    2006 01 15    10 15.74   -08 20.4    4.525    5.244   132.9     7.9        18.9
    2006 01 25    10 04.45   -08 42.3    4.366    5.190   143.5     6.5        18.8
    2006 02 04    09 51.75   -08 53.0    4.241    5.137   152.7     5.0        18.6
    2006 02 14    09 38.11   -08 52.0    4.156    5.084   157.8     4.2        18.5
    2006 02 24    09 24.13   -08 39.6    4.113    5.032   155.8     4.6        18.5
    2006 03 06    09 10.48   -08 17.4    4.111    4.981   148.0     6.1        18.5
    2006 03 16    08 57.76   -07 48.3    4.147    4.930   137.8     7.8        18.6
    2006 03 26    08 46.46   -07 15.3    4.215    4.880   126.9     9.4        18.7
    2006 04 05    08 36.87   -06 41.8    4.310    4.830   115.8    10.7        18.8
    2006 04 15    08 29.12   -06 10.4    4.422    4.782   105.1    11.7        18.8
    2006 04 25    08 23.18   -05 43.4    4.545    4.734    94.7    12.2        18.9
    2006 05 05    08 18.97   -05 22.3    4.671    4.687    84.7    12.4        18.9
    2006 05 15    08 16.28   -05 08.2    4.795    4.641    75.2    12.2        19.0
    2006 05 25    08 14.94   -05 01.7    4.910    4.596    66.2    11.6        19.0
    2006 06 04    08 14.74   -05 03.1    5.012    4.552    57.7    10.9        19.0
    2006 06 14    08 15.48   -05 12.7    5.098    4.509    49.7     9.9        19.0
    2006 06 24    08 16.97   -05 30.5    5.164    4.466    42.4     8.8        18.9
    2006 07 04    08 19.04   -05 56.8    5.208    4.426    35.9     7.7        18.9
    2006 07 14    08 21.50   -06 31.5    5.229    4.386    30.7     6.8        18.8
    
    Gareth V. Williams           (C) Copyright 2006 MPC           M.P.E.C. 2006-A63
    

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