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  • MPEC 2012-F60 : 2012 FD23

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    M.P.E.C. 2012-F60                                Issued 2012 Mar. 24, 00:57 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 FD23
    
    Observations:
         K12F23D*QC2012 03 20.59005 11 56 16.48 -42 02 51.0          18.8 VrEF060E12
         K12F23D QC2012 03 20.60439 11 56 16.36 -42 03 37.5          18.5 VrEF060E12
         K12F23D QC2012 03 20.61148 11 56 16.28 -42 04 00.8          18.7 VrEF060E12
         K12F23D QC2012 03 20.62465 11 56 16.14 -42 04 43.4          18.7 VrEF060E12
         K12F23D QC2012 03 20.74048 11 56 15.50 -42 10 55.2                rEF060E12
         K12F23D |C2012 03 20.98915 11 56 21.93 -42 24 29.3          18.6 VoEF060807
         K12F23D |C2012 03 20.99250 11 56 21.94 -42 24 41.0          18.8 VoEF060807
         K12F23D |C2012 03 20.99585 11 56 21.95 -42 24 52.5          19.0 VoEF060807
         K12F23D |C2012 03 20.99921 11 56 21.96 -42 25 04.0          19.0 VoEF060807
         K12F23D KC2012 03 21.07059 11 56 21.83 -42 29 06.0          18.6 RoEF060I47
         K12F23D KC2012 03 21.07366 11 56 21.54 -42 29 15.2                uEF060I48
         K12F23D KC2012 03 21.07561 11 56 21.71 -42 29 23.5          18.5 RoEF060I47
         K12F23D KC2012 03 21.08331 11 56 21.67 -42 29 50.0          18.8 RoEF060I47
         K12F23D KC2012 03 21.08338 11 56 21.75 -42 29 50.5          18.6 RoEF060I47
         K12F23D KC2012 03 21.08740 11 56 21.71 -42 30 04.2          18.5 RoEF060I47
         K12F23D KC2012 03 21.09141 11 56 21.69 -42 30 17.0          18.8 RoEF060I47
         K12F23D KC2012 03 21.11805 11 56 21.26 -42 31 46.3                uEF060I48
         K12F23D KC2012 03 21.17064 11 56 20.92 -42 34 42.0                uEF060I48
         K12F23D KC2012 03 21.18797 11 56 20.64 -42 35 41.0                uEF060I48
         K12F23D  C2012 03 21.48714 11 56 24.61 -42 52 27.9          19.1 VoEF060E23
         K12F23D  C2012 03 21.49295 11 56 24.64 -42 52 49.1          18.7 VoEF060E23
         K12F23D  C2012 03 21.49971 11 56 24.57 -42 53 12.9          19.6 VoEF060E23
         K12F23D  C2012 03 21.53309 11 56 24.33 -42 55 06.5          19.3 VoEF060E23
         K12F23D  C2012 03 21.53980 11 56 24.22 -42 55 29.4          19.5 VoEF060E23
         K12F23D `C2012 03 21.54442 11 56 24.65 -42 55 43.9          18.6 RuEF060D90
         K12F23D  C2012 03 21.54674 11 56 24.19 -42 55 54.1          19.4 VoEF060E23
         K12F23D `C2012 03 21.54978 11 56 24.60 -42 56 02.6          18.7 RuEF060D90
         K12F23D `C2012 03 21.56051 11 56 24.51 -42 56 39.2          18.6 RuEF060D90
         K12F23D 0C2012 03 21.73410111 56 22.96 -43 06 26.2          18.3 RtEF060E10
         K12F23D 0C2012 03 21.73521311 56 22.94 -43 06 29.7          18.3 RtEF060E10
         K12F23D 0C2012 03 21.73635511 56 22.94 -43 06 33.6          18.3 RtEF060E10
         K12F23D 0C2012 03 21.73746011 56 22.94 -43 06 37.2          18.3 RtEF060E10
         K12F23D 0C2012 03 21.73857311 56 22.95 -43 06 41.1          18.3 RtEF060E10
         K12F23D 0C2012 03 21.73971011 56 22.94 -43 06 44.7          18.4 RtEF060E10
         K12F23D 0C2012 03 21.74081311 56 22.93 -43 06 48.4          18.4 RtEF060E10
         K12F23D 0C2012 03 21.74192811 56 22.93 -43 06 52.1          18.2 RtEF060E10
         K12F23D QC2012 03 21.74196 11 56 22.93 -43 06 52.3          18.5 VrEF060E12
         K12F23D 0C2012 03 21.74306511 56 22.93 -43 06 55.9          18.3 RtEF060E10
         K12F23D QC2012 03 21.74504 11 56 22.93 -43 07 02.4          18.3 VrEF060E12
         K12F23D |C2012 03 21.99254 11 56 29.90 -43 21 10.7          18.7 VoEF060807
         K12F23D |C2012 03 21.99826 11 56 29.92 -43 21 31.3          18.8 VoEF060807
         K12F23D |C2012 03 22.00461 11 56 29.93 -43 21 54.2          18.8 VoEF060807
         K12F23D QC2012 03 22.46633 11 56 33.24 -43 48 58.8          18.5 VrEF060E12
         K12F23D QC2012 03 22.46898 11 56 33.23 -43 49 08.5          18.5 VrEF060E12
         K12F23D |C2012 03 22.98755 11 56 39.03 -44 19 56.6          19.0 VoEF060807
         K12F23D |C2012 03 22.99106 11 56 39.05 -44 20 09.8          18.9 VoEF060807
         K12F23D |C2012 03 22.99459 11 56 39.08 -44 20 22.9          19.1 VoEF060807
         K12F23D |C2012 03 22.99809 11 56 39.09 -44 20 36.3          19.0 VoEF060807
         K12F23D |C2012 03 23.00160 11 56 39.09 -44 20 49.2          19.0 VoEF060807
         K12F23D QC2012 03 23.39288 11 56 43.03 -44 44 41.9          18.4 VrEF060E12
         K12F23D QC2012 03 23.39468 11 56 43.05 -44 44 48.9          18.3 VrEF060E12
         K12F23D  C2012 03 23.47361 11 56 42.88 -44 49 49.3          19.0 VoEF060E23
         K12F23D  C2012 03 23.48118 11 56 42.89 -44 50 16.9          19.1 VoEF060E23
         K12F23D  C2012 03 23.48764 11 56 42.81 -44 50 42.6          19.2 VoEF060E23
         K12F23D QC2012 03 23.65438 11 56 41.75 -45 01 05.3          18.4 VrEF060E12
    
    Observer details:
    807 Cerro Tololo.  Observers R. Holmes, T. Linder, V. Hoette.  Measurers
        R. Holmes, T. Linder.  0.41-m f/11 Ritchey-Chretien + CCD.
    D90 RAS Observatory, Moorook.  Observer K. Hills.  0.41-m f/9 Ritchey-Chretien
        + CCD.
    E10 Siding Spring-Faulkes Telescope South.  Observer T. Lister.  2.0-m f/10
        Ritchey-Chretien + CCD.
    E12 Siding Spring Survey.  Observer R. H. McNaught.  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.  0.5-m Uppsala Schmidt + CCD.
    E23 Arcadia.  Observer A. Hidas.  0.35-m Schmidt-Cassegrain + CCD.
    I47 Pierre Auger Observatory, Malargue.  Observers M. Masek, J. Cerny, J. Ebr,
        M. Prouza, P. Kubanek, M. Jelinek.  Measurer M. Masek.  0.3-m f/10
        reflector + CCD.
    I48 Observatorio El Catalejo, Santa Rosa.  Observer J. Spagnotto.  0.20-m f/5
        reflector + CCD.
    
    Orbital elements:
    2012 FD23                                                Earth MOID = 0.0758 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M 339.18642              (2000.0)            P               Q
    n   0.30876098     Peri.   11.08977     -0.26389576     +0.95444742
    a   2.1679759      Node   243.73312     -0.89641461     -0.29598012
    e   0.5851180      Incl.    8.93295     -0.35608970     +0.03776091
    P   3.19           H   20.0           G   0.15           U   7
    Residuals in seconds of arc
    120320 E12  0.1-  0.0     120321 E23  0.1+  0.4+    120321 E12  0.0   0.0
    120320 E12  0.1+  0.2+    120321 E23  0.8+  0.7-    120321 807  0.1-  0.1+
    120320 E12  0.1-  0.1-    120321 E23  0.5+  1.2-    120321 807  0.1-  0.1+
    120320 E12  0.4-  0.0     120321 E23  0.5+  0.1+    120322 807  0.2-  0.0
    120320 E12  0.4+  0.4-    120321 E23  0.1-  0.2+    120322 E12  0.1-  0.1+
    120320 807  0.1-  0.1+    120321 D90  0.0   0.0     120322 E12  0.1-  0.0
    120320 807  0.1-  0.1-    120321 E23  0.2+  0.7-    120322 807  0.1-  0.1+
    120320 807  0.1-  0.1-    120321 D90  0.1-  0.2-    120322 807  0.1-  0.1+
    120320 807  0.1-  0.0     120321 D90  0.2-  0.1+    120322 807  0.1+  0.2+
    120321 I47  1.0+  0.2+    120321 E10  0.1+  0.1-    120322 807  0.0   0.0
    120321 I48  0.1+  2.0+    120321 E10  0.1-  0.1+    120323 807  0.1-  0.3+
    120321 I47  0.1-  0.1-    120321 E10  0.1-  0.0     120323 E12  0.1-  0.0
    120321 I47  0.1-  0.4-    120321 E10  0.0   0.1+    120323 E12  0.1+  0.2-
    120321 I47  0.7+  0.7-    120321 E10  0.1+  0.1-    120323 E23  0.1+  0.6-
    120321 I47  0.5+  0.7-    120321 E10  0.0   0.0     120323 E23  0.5+  0.5+
    120321 I47  0.5+  0.1+    120321 E10  0.1-  0.0     120323 E23  0.0   0.7-
    120321 I48  0.1-  1.3+    120321 E10  0.1-  0.0     120323 E12  0.0   0.2+
    120321 I48 (0.6+  2.5+)   120321 E12  0.1-  0.1-
    120321 I48  1.0-  1.5+    120321 E10  0.1-  0.0
    
    Ephemeris:
    2012 FD23                a,e,i = 2.17, 0.59, 9                   q = 0.8995
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 02 23    11 51 24.4 -25 44 38   0.5272  1.4254   138.0    27.7    20.6
    ...
    2012 03 09    11 55 01.9 -33 29 35   0.3677  1.2995   141.0    28.7    19.7
    ...
    2012 03 17    11 55 54.6 -39 01 05   0.2939  1.2337   139.6    31.5    19.1
    ...
    2012 03 23    11 56 36.4 -44 20 46   0.2436  1.1856   136.6    35.3    18.8
    2012 03 24    11 56 46.9 -45 22 40   0.2356  1.1777   135.9    36.1    18.7
    2012 03 25    11 56 59.4 -46 27 38   0.2277  1.1698   135.1    37.0    18.6
    ...
    2012 03 31    11 59 30.1 -54 20 20   0.1833  1.1239   129.2    43.5    18.2
    ...
    2012 04 08    12 16 07.5 -70 50 48   0.1334  1.0662   115.8    57.7    17.8
    ...
    2012 04 23    23 24 43.5 -48 10 34   0.1056  0.9748    70.2   104.0    18.9
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-F60
    

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