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  • MPEC 1997-Y11 : 1997 XF11

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    M.P.E.C. 1997-Y11                                Issued 1997 Dec. 23, 14:22 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.
    
                 BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
                       URL http://cfa-www.harvard.edu/iau/mpc.html
    
                                       1997 XF11
    
    Observations:
         J97X11F* C1997 12 06.47227 07 58 29.75 +13 31 16.3          19.1 V      691
         J97X11F  C1997 12 06.49324 07 58 27.95 +13 31 16.0          19.4 V      691
         J97X11F  C1997 12 06.51496 07 58 26.12 +13 31 15.6          19.3 V      691
         J97X11F  C1997 12 09.67727 07 53 51.89 +13 31 36.0          18.4 V      402
         J97X11F  C1997 12 09.67935 07 53 51.71 +13 31 36.1                      402
         J97X11F  C1997 12 09.68144 07 53 51.50 +13 31 37.1                      402
         J97X11F  C1997 12 09.68352 07 53 51.32 +13 31 36.5                      402
         J97X11F  C1997 12 09.68560 07 53 51.10 +13 31 37.0                      402
         J97X11F  C1997 12 09.68769 07 53 50.94 +13 31 37.0                      402
         J97X11F  C1997 12 18.69766 07 38 14.33 +13 42 02.3          18.0 V      402
         J97X11F  C1997 12 18.69975 07 38 13.90 +13 42 03.7                      402
         J97X11F  C1997 12 18.70183 07 38 13.71 +13 42 01.4                      402
         J97X11F  C1997 12 18.70391 07 38 13.46 +13 42 03.0                      402
         J97X11F  C1997 12 21.60906 07 32 32.42 +13 48 05.0          18.1 V      897
         J97X11F  C1997 12 21.63285 07 32 29.58 +13 48 08.7                      897
         J97X11F  C1997 12 21.63734 07 32 28.91 +13 48 07.7                      897
         J97X11F  C1997 12 21.64517 07 32 27.88 +13 48 10.0                      897
         J97X11F  C1997 12 21.64939 07 32 27.34 +13 48 10.6                      897
         J97X11F  C1997 12 21.65311 07 32 26.80 +13 48 10.9                      897
    
    Observer details:
    402 Dynic Astronomical Observatory.  Observer A. Sugie.  0.60-m f/3.7 reflector
        + CCD.
    691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m Spacewatch
        telescope.
    897 Chiyoda.  Observer T. Kojima.  0.25-m f/6.0 reflector + CCD.
    
    Orbital elements:
    1997 XF11
    Epoch 1997 Nov. 28.0 TT = JDT 2450780.5                 Williams
    M  85.18836              (2000.0)            P               Q
    n   0.56933087     Peri.  102.69821     +0.72681599     +0.68567310
    a   1.4417597      Node   214.03784     -0.65457207     +0.67392006
    e   0.4823930      Incl.    4.08628     -0.20802382     +0.27510755
    P   1.73           H   17.0           G   0.15
    From 19 observations 1997 Dec. 6-21.
    
    Ephemeris:
    1997 XF11                a,e,i = 1.44, 0.48, 4                   q = 0.7463
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1997 12 18    07 39.56   +13 40.8    0.869    1.794   150.8    15.5    18.8
    1997 12 23    07 29.73   +13 51.4    0.868    1.817   157.9    11.8    18.7
    1997 12 28    07 19.34   +14 05.0    0.873    1.840   164.7     8.1    18.6
    1998 01 02    07 08.76   +14 20.8    0.885    1.862   170.3     5.1    18.5
    1998 01 07    06 58.40   +14 38.1    0.904    1.883   171.6     4.4    18.5
    1998 01 12    06 48.62   +14 56.2    0.931    1.903   167.4     6.5    18.7
    1998 01 17    06 39.71   +15 14.7    0.964    1.922   161.3     9.4    19.0
    1998 01 22    06 31.89   +15 33.3    1.004    1.940   154.8    12.5    19.2
    1998 01 27    06 25.30   +15 51.6    1.049    1.958   148.5    15.3    19.4
    1998 02 01    06 20.02   +16 09.6    1.100    1.974   142.3    17.8    19.6
    1998 02 06    06 16.06   +16 27.2    1.156    1.990   136.4    20.0    19.8
    1998 02 11    06 13.37   +16 44.2    1.216    2.005   130.8    21.9    20.0
    1998 02 16    06 11.87   +17 00.5    1.279    2.019   125.5    23.5    20.2
    1998 02 21    06 11.47   +17 16.1    1.345    2.033   120.4    24.8    20.3
    1998 02 26    06 12.09   +17 30.8    1.413    2.045   115.5    25.9    20.5
    1998 03 03    06 13.64   +17 44.5    1.483    2.057   110.9    26.8    20.6
    1998 03 08    06 16.02   +17 57.0    1.554    2.068   106.5    27.4    20.8
    1998 03 13    06 19.15   +18 08.4    1.626    2.078   102.3    27.9    20.9
    1998 03 18    06 22.94   +18 18.3    1.698    2.087    98.2    28.2    21.0
    
    Gareth V. Williams           (C) Copyright 1997 MPC           M.P.E.C. 1997-Y11
    

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    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)