• Processing (Info)

    • MPEC 2011-W56 : 2011 WQ41

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    M.P.E.C. 2011-W56                                Issued 2011 Nov. 26, 13:21 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 WQ41

Observations:
     K11W41Q* C2011 11 24.29048 03 35 11.94 +33 07 07.6          19.3 VrEW056G96
     K11W41Q  C2011 11 24.29557 03 35 11.86 +33 07 05.3          20.0 VrEW056G96
     K11W41Q  C2011 11 24.29726 03 35 11.79 +33 07 04.5          20.1 VrEW056G96
     K11W41Q  C2011 11 24.30068 03 35 11.68 +33 07 02.1                rEW056G96
     K11W41Q  C2011 11 24.30244 03 35 11.61 +33 07 00.8          20.5 VrEW056G96
     K11W41Q HC2011 11 24.37546 03 35 09.92 +33 06 11.0                oEW056291
     K11W41Q HC2011 11 24.38184 03 35 09.72 +33 06 06.5                oEW056291
     K11W41Q  C2011 11 24.38407 03 35 09.64 +33 06 04.1          20.9 VrEW056G96
     K11W41Q  C2011 11 24.39079 03 35 09.50 +33 06 00.1          20.7 VrEW056G96
     K11W41Q  C2011 11 24.39715 03 35 09.38 +33 05 55.2          21.4 VrEW056G96
     K11W41Q  C2011 11 24.44643 03 35 08.30 +33 05 19.8          21.4 VrEW056G96
     K11W41Q  C2011 11 24.44880 03 35 08.28 +33 05 18.3          20.8 VrEW056G96
     K11W41Q  C2011 11 24.44997 03 35 08.23 +33 05 16.9          22.1 VrEW056G96
     K11W41Q  C2011 11 25.56447 03 34 56.85 +32 53 08.5          21.9 RoEW056300
     K11W41Q  C2011 11 25.57039 03 34 56.69 +32 53 04.4          21.5 RoEW056300
     K11W41Q  C2011 11 25.57629 03 34 56.57 +32 53 01.1          21.7 RoEW056300
     K11W41Q  C2011 11 25.58220 03 34 56.47 +32 52 58.1          21.6 RoEW056300
     K11W41Q  C2011 11 26.14930 03 34 51.30 +32 46 37.3          21.5 VrEW056G96
     K11W41Q  C2011 11 26.15660 03 34 51.10 +32 46 33.3          21.2 VrEW056G96
     K11W41Q  C2011 11 26.16424 03 34 50.91 +32 46 27.8          21.9 VrEW056G96
     K11W41Q  C2011 11 26.29560 03 34 48.06 +32 45 05.6          21.8  cEW056926
     K11W41Q  C2011 11 26.29865 03 34 48.02 +32 45 03.9          21.8  cEW056926
     K11W41Q  C2011 11 26.30169 03 34 48.05 +32 45 00.9          21.8  cEW056926
     K11W41Q  C2011 11 26.31208 03 34 47.75 +32 44 54.0          21.8  cEW056926
     K11W41Q  C2011 11 26.31512 03 34 47.73 +32 44 53.3          21.8  cEW056926

Observer details:
291 LPL/Spacewatch II.  Observer R. S. McMillan.  1.8-m f/2.7 reflector + CCD.
300 Bisei Spaceguard Center--BATTeRS.  Observers S. Urakawa, T. Sakamoto.
    1.0-m f/3.0 reflector + CCD.
926 Tenagra II Observatory.  Observers S. Abe, J. K. Guo, N. Panwar,
    W. P. Chen, W. H. Ip.  Measurer S. Abe.  0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  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:
2011 WQ41                                                Earth MOID = 0.1621 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M 347.39761              (2000.0)            P               Q
n   0.40823157     Peri.   46.50333     +0.98176797     -0.18739081
a   1.7996926      Node   324.26227     +0.15482267     +0.88562553
e   0.3564039      Incl.    3.12888     +0.11027965     +0.42491423
P   2.41           H   22.6           G   0.15           U   9
Residuals in seconds of arc
111124 G96  0.4-  0.9-    111124 G96  0.2+  0.1-    111126 G96  0.6-  0.4-
111124 G96  0.3+  0.2+    111124 G96  0.4-  0.0     111126 G96  1.1-  1.2-
111124 G96  0.1-  0.5+    111124 G96  0.1-  0.2+    111126 926  0.9-  0.4+
111124 G96  0.4-  0.4+    111124 G96  0.5-  0.3-    111126 926  0.6-  0.7+
111124 G96  0.7-  0.2+    111125 300  0.8+  0.2-    111126 926  0.7+  0.2-
111124 291  0.5+  0.0     111125 300  0.5+  0.5-    111126 926  0.2-  0.0
111124 291  0.1-  0.0     111125 300  0.7+  0.0     111126 926  0.4+  1.3+
111124 G96  0.3-  0.5-    111125 300  1.2+  0.9+
111124 G96  0.1-  0.3+    111126 G96  0.2+  0.8-

Ephemeris:
2011 WQ41                a,e,i = 1.80, 0.36, 3                   q = 1.1583
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2011 10 27    03 38 27.1 +35 55 24   0.2267  1.1929   148.3    26.0    20.9
...
2011 11 11    03 38 48.2 +35 11 10   0.2552  1.2334   160.3    15.7    20.9
...
2011 11 19    03 36 34.5 +34 02 25   0.2788  1.2601   165.2    11.5    21.0
...
2011 11 25    03 35 03.1 +32 59 23   0.3013  1.2820   166.4    10.4    21.2
2011 11 26    03 34 51.5 +32 48 22   0.3054  1.2858   166.3    10.5    21.2
2011 11 27    03 34 41.4 +32 37 15   0.3097  1.2897   166.1    10.6    21.3
...
2011 12 03    03 34 17.2 +31 30 17   0.3381  1.3136   163.5    12.3    21.6
...
2011 12 11    03 35 38.3 +30 05 22   0.3830  1.3472   157.8    16.0    22.0
...
2011 12 26    03 44 13.8 +27 57 47   0.4894  1.4147   145.6    23.1    22.9

A. U. Tomatic                (C) Copyright 2011 MPC           M.P.E.C. 2011-W56

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