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    • MPEC 2015-D11 : 2011 CN14

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    M.P.E.C. 2015-D11                                Issued 2015 Feb. 17, 18:22 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

                                   2011 CN14

Additional Observations:
     K11C14N KC2015 02 11.25787 15 28 35.32 +24 07 42.7          20.0 RtED011J04
     K11C14N KC2015 02 11.25989 15 28 35.86 +24 07 49.3          19.9 RtED011J04
     K11C14N KC2015 02 11.26192 15 28 36.37 +24 07 56.5          19.6 RtED011J04
     K11C14N 2C2015 02 17.62602915 56 59.281+30 19 35.48         20.0 RtED011568
     K11C14N 2C2015 02 17.62653115 56 59.412+30 19 37.19         19.9 RtED011568
     K11C14N 2C2015 02 17.62786115 56 59.758+30 19 41.67         19.9 RtED011568

Observer details:
568 Mauna Kea.  Observer D. J. Tholen.  2.24-m University of Hawaii reflector.
J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers
    E. Schwab, M. Micheli, D. Koschny, A. Knoefel, M. Busch.  1.0-m f/4.4
    reflector + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
150211 J04 1.55+ 0.14+    150217 568 1.43+ 0.17-    MPO196809   -1.6 day

Orbital elements:
2011 CN14                                                Earth MOID = 0.3412 AU
Epoch 2014 Dec. 9.0 TT = JDT 2457000.5                  MPC
M 345.13432              (2000.0)            P               Q
n   0.25329460     Peri.   23.64186     -0.91745021     +0.05947842
a   2.4739187      Node   149.80293     +0.09982110     -0.92272093
e   0.4748358      Incl.   51.45366     +0.38512448     +0.38085220
P   3.89           H   18.8           G   0.15           U   1
Residuals in seconds of arc
110207 J75  0.4-  0.4-    110208 J95  0.1+  0.4-    110223 G56  0.0   0.2-
110207 J75  0.0   0.3+    110208 J95  0.3+  0.4+    110223 G56  0.2-  0.2+
110207 J75  0.3-  0.2+    110208 703  0.4+  0.2+    110223 G56  0.0   0.4+
110207 H10  0.9-  0.8+    110208 703  0.2+  0.4+    110224 235  0.1+  0.3-
110207 H10  1.2+  0.3+    110208 703  0.1+  0.2+    110224 235  0.3-  0.4-
110207 H10  0.5+  0.6+    110210 H26  0.1-  0.6+    110226 703  0.3-  0.6-
110207 H06  0.7+  1.0+    110210 H26  0.1+  0.2-    110226 703  0.7-  0.3+
110207 H06  0.0   0.3+    110210 H26  0.2+  0.4-    110226 703  0.7-  0.2-
110207 H06  0.2-  0.1+    110215 355  0.9+  0.7+    110226 703  0.4-  0.4-
110207 H06  0.0   0.6-    110215 355  0.0   0.4+    110228 595  0.2-  0.6-
110207 D90  0.1+  0.2+    110215 355  0.7-  0.3-    110228 595  0.1+  0.4-
110207 D90  0.2+  0.2-    110215 355  0.3+  0.9-    110301 H10  0.3-  0.1+
110207 D90  0.3-  0.4-    110215 355  0.1+  0.0     110301 H10  0.3-  0.4+
110207 D90  0.0   0.1+    110220 300  0.1+  0.1-    110304 G56  0.4-  0.6+
110207 300  0.3+  0.2+    110220 300  1.2+  0.4+    110304 G56  0.8-  0.4+
110207 300  0.4+  0.1-    110220 300  1.4+  1.3+    110304 G56  0.6+  0.2-
110207 300  0.2-  0.4-    110220 300  0.7+  1.0+    110312 H36  0.1-  0.3-
110207 300  0.4-  0.7-    110222 H36  0.0   0.1-    110312 H36  0.1-  0.1+
110208 J75  0.1-  0.0     110222 H36  0.1+  0.0     110312 H36  0.3-  0.2+
110208 J75  0.1-  0.1-    110222 H36  0.2-  0.3+    150211 J04  0.1+  0.5+
110208 204  0.1-  0.0     110222 204  0.0   0.1+    150211 J04  0.2+  0.2-
110208 J75  0.1-  0.0     110222 204  0.1-  0.1-    150211 J04  0.1-  0.4-
110208 204  0.2-  0.0     110222 204  0.0   0.1-    150217 568  0.0   0.0
110208 204  0.1-  0.1-    110222 204  0.0   0.2-    150217 568  0.0   0.0
110208 J95  0.5-  0.4-    110222 204  0.0   0.0     150217 568  0.0   0.0

Ephemeris:
2011 CN14                a,e,i = 2.47, 0.47, 51                  q = 1.2992
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2015 01 18    13 45 03.7 +00 48 51   0.8169  1.3136    93.2    48.4    20.8
...
2015 02 02    14 47 33.0 +14 39 59   0.7331  1.2998    97.2    48.8    20.5
...
2015 02 10    15 22 57.6 +22 51 21   0.7241  1.3000    97.7    48.8    20.5
...
2015 02 16    15 49 45.5 +28 47 26   0.7335  1.3036    97.4    48.7    20.5
2015 02 17    15 54 12.2 +29 44 20   0.7363  1.3045    97.2    48.7    20.5
2015 02 18    15 58 38.1 +30 40 22   0.7394  1.3055    97.1    48.7    20.5
...
2015 02 24    16 24 48.2 +35 55 44   0.7646  1.3130    96.1    48.5    20.6
...
2015 03 04    16 57 54.9 +41 54 02   0.8118  1.3275    94.3    48.1    20.8
...
2015 03 19    17 51 14.3 +50 05 29   0.9234  1.3672    90.8    46.7    21.1

A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-D11

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