[Iaude] MPEC E24: 2011 EL51 [a=1.19,e=0.57,i=11.0,H=21.91]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Sun Mar 3 09:09:36 EST 2024


M.P.E.C. 2024-E24                                 Issued 2024 March 3, 14:08 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
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            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2011 EL51                                    


                           Revision to MPEC 2011-E75                            

Additional Observations:
     K11E51L  C2024 02 14.50782811 14 45.258-19 14 28.59         21.92GVEE024F52
     K11E51L  C2024 02 14.51887811 14 44.328-19 14 34.18         22.72GVEE024F52
     K11E51L  C2024 02 14.52992911 14 43.384-19 14 39.52         22.14GVEE024F52
     K11E51L  C2024 02 14.54096411 14 42.463-19 14 44.82         21.68GVEE024F52
     K11E51L  C2024 03 01.39407510 38 23.065-20 14 14.21         21.04wXEE024F52
     K11E51L  C2024 03 01.40450110 38 20.741-20 14 12.62         21.17wXEE024F52
     K11E51L  C2024 03 01.41495110 38 18.358-20 14 10.87         21.91wXEE024F52
     K11E51L  C2024 03 01.42536610 38 16.012-20 14 08.72         20.60wXEE024F52
     K11E51L  C2024 03 01.49556110 38 00.099-20 13 55.67         20.42GVEE024F52
     K11E51L  C2024 03 01.49620910 37 59.928-20 13 55.44         20.96GVEE024F52

Observer details:
F52 Pan-STARRS 2, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
240214 F52 4.96- 1.58-    240301 F52 7.63- 3.62-    E2024-AG5   -3.26 days

Orbital elements:
2011 EL51                                           PHA, Earth MOID = 0.0467 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 316.77082              (2000.0)            P               Q                  
n   0.75830318     Peri.   94.85296     +0.39032917     +0.91869367             
a   1.1909882      Node   198.48230     -0.90204992     +0.36848591             
e   0.5687111      Incl.   10.97899     -0.18425276     +0.14219733             
P   1.30           H   21.91          G   0.15           U   2                  
Residuals in seconds of arc
110311 G96  0.2-  0.2+    110312 H21  0.5-  1.2-    110323 204  0.9-  0.5+
110311 G96  0.2+  0.3+    110312 H21  0.6-  0.9-    110327 291  0.5+  0.5+
110311 G96  0.3+  0.0     110312 H01  0.2+  0.2+    110327 291  1.0+  0.1-
110311 G96  0.2+  0.3+    110312 H01  0.4+  0.1-    110327 291  1.2-  0.2-
110311 H01  0.2+  0.1+    110312 H01  0.0   0.1-    240214 F52  0.1-  0.3+
110311 651  0.1+  1.2-    110313 291  0.5+  0.2-    240214 F52  0.1-  0.1+
110311 651  0.7-  0.3-    110313 291  0.3-  0.2+    240214 F52  0.2-  0.1+
110311 H01  0.1+  0.0     110313 291  1.6-  0.6+    240214 F52  0.0   0.1+
110311 H01  0.3+  0.0     110317 H21  0.9+  0.5-    240301 F52  0.2-  0.1+
110311 H01  0.1+  0.0     110317 H21  0.8-  1.0-    240301 F52  0.3+  0.1-
110311 D90  0.8+  0.1-    110317 H21  0.2+  0.3+    240301 F52  0.0   0.1-
110311 D90  0.0   0.1+    110317 H21  0.2-  0.2-    240301 F52  0.2+  0.3+
110311 D90  0.8+  0.4-    110321 H21  0.8+  0.4+    240301 F52  0.3+  0.1-
110312 H01  0.2+  0.2+    110321 H21  0.4+  0.2-    240301 F52  0.0   0.0
110312 H21  0.1+  1.0-    110323 204  0.7-  0.1-

Ephemeris:
2011 EL51                a,e,i = 1.19, 0.57, 11                  q = 0.5137
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 02 02    11 24 18.4 -17 11 24   0.6508  1.4921   130.4    30.2    23.2
...
2024 02 17    11 11 14.2 -19 33 26   0.4646  1.3890   143.4    25.1    22.1
...
2024 02 25    10 54 55.5 -20 14 06   0.3764  1.3281   149.6    22.1    21.5
...
2024 03 02    10 36 10.4 -20 11 55   0.3164  1.2797   152.3    21.1    21.0
2024 03 03    10 32 21.6 -20 07 30   0.3069  1.2714   152.4    21.2    20.9
2024 03 04    10 28 19.4 -20 01 38   0.2977  1.2630   152.4    21.3    20.8
...
2024 03 10    09 58 47.3 -18 48 00   0.2462  1.2114   149.3    24.7    20.4
...
2024 03 18    09 01 59.5 -14 34 44   0.1904  1.1387   135.4    37.9    20.1
...
2024 04 02    06 17 17.3 +04 49 32   0.1472  0.9912    82.5    89.0    20.9

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-E24





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