• MPC Preparation (Info)

  • MPEC 2012-E24 : 2012 EL1

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    M.P.E.C. 2012-E24                                Issued 2012 Mar. 3, 12:11 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.
    
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                       2012 EL1
    
    Observations:
         K12E01L* C2012 03 02.25232 09 22 31.80 +00 01 27.0          18.5 VrEE024703
         K12E01L  C2012 03 02.25288 09 22 30.75 +00 01 03.9          18.5 VrEE024703
         K12E01L  C2012 03 02.25406 09 22 28.30 +00 00 08.9          18.1 VrEE024703
         K12E01L  C2012 03 02.31037 09 20 28.04 -00 44 15.2          18.3 RcEE024854
         K12E01L  C2012 03 02.31208 09 20 24.42 -00 45 33.4          18.6 RcEE024854
         K12E01L  C2012 03 02.31379 09 20 20.82 -00 46 54.3          18.3 RcEE024854
         K12E01L  C2012 03 03.19502 08 54 20.62 -10 36 21.0          20.0 VrEE024G96
         K12E01L  C2012 03 03.19531 08 54 20.16 -10 36 30.8          18.8 VrEE024G96
         K12E01L  C2012 03 03.19561 08 54 19.69 -10 36 41.6          18.6 VrEE024G96
         K12E01L  C2012 03 03.33032 08 50 48.60 -11 50 42.6          19.2 VrEE024G96
         K12E01L  C2012 03 03.33079 08 50 48.02 -11 50 54.9          19.0 VrEE024G96
         K12E01L  C2012 03 03.33125 08 50 47.28 -11 51 11.4          19.2 VrEE024G96
    
    Observer details:
    703 Catalina Sky Survey.  Observer A. D. Grauer.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tricarico,
        A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
        0.68-m Schmidt + CCD.
    854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
        Schmidt-Cassegrain + CCD.
    G96 Mt. Lemmon Survey.  Observer R. E. Hill.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.
    
    Orbital elements:
    2012 EL1                                                 Earth MOID = 0.0374 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M  31.56017              (2000.0)            P               Q
    n   0.63121781     Peri.  138.15264     -0.54402390     -0.80563536
    a   1.3459117      Node   340.51610     +0.45174283     -0.04571055
    e   0.2779173      Incl.   44.67274     +0.70708303     -0.59064559
    P   1.56           H   24.1           G   0.15           U   9
    Residuals in seconds of arc
    120302 703 (2.2-  2.9-)   120302 854  0.4+  0.7+    120303 G96  0.6+  0.0
    120302 703  0.2+  0.7+    120302 854  0.5+  0.2-    120303 G96  0.9-  0.9-
    120302 703 (1.6+  2.0+)   120303 G96  0.4+  0.6+    120303 G96  1.1+  1.9+
    120302 854  0.5+  1.1-    120303 G96  0.4+  0.7+    120303 G96  0.5+  0.1+
    
    Ephemeris:
    2012 EL1                 a,e,i = 1.35, 0.28, 45                  q = 0.9719
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 02 02    17 59 52.7 +49 29 54   0.3738  0.9753    77.5    80.5    24.7
    ...
    2012 02 17    17 23 51.2 +52 35 33   0.1801  0.9962    87.4    82.2    23.2
    ...
    2012 02 25    15 23 48.2 +56 39 06   0.07565 1.0143   106.9    69.0    20.9
    ...
    2012 03 02    09 31 41.7 +03 32 41   0.04205 1.0306   159.6    19.6    18.3
    2012 03 03    08 59 29.4 -08 39 39   0.04984 1.0335   147.1    31.4    19.0
    2012 03 04    08 36 01.0 -17 04 32   0.05996 1.0365   137.4    40.3    19.7
    ...
    2012 03 10    07 34 13.7 -34 58 59   0.1359  1.0555   113.9    59.3    22.0
    ...
    2012 03 18    07 12 09.5 -40 01 17   0.2441  1.0834   104.7    62.7    23.4
    ...
    2012 04 02    07 06 25.4 -42 30 23   0.4415  1.1416    97.1    60.3    24.8
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-E24
    

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