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  • MPEC 2017-B162: 2017 BT32

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    M.P.E.C. 2017-B162                               Issued 2017 Jan. 31, 15:19 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F 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
    
                                       2017 BT32
    
    Observations:
         K17B32T* C2017 01 27.53064 09 37 05.168+12 03 32.14         21.6 wLEB162F51
         K17B32T  C2017 01 27.54282 09 37 01.716+12 02 37.95         21.7 wLEB162F51
         K17B32T  C2017 01 27.55500 09 36 58.293+12 01 44.27         22.1 wLEB162F51
         K17B32T _C2017 01 28.35062109 33 28.981+11 03 25.86         21.6 GUEB162568
         K17B32T _C2017 01 28.35183409 33 28.647+11 03 20.57         21.6 GUEB162568
         K17B32T _C2017 01 28.35304809 33 28.314+11 03 15.34         21.6 GUEB162568
         K17B32T "C2017 01 31.31861809 20 35.93 +07 30 58.4          21.5 RtEB162705
         K17B32T "C2017 01 31.31963909 20 35.70 +07 30 54.4          21.5 RtEB162705
         K17B32T "C2017 01 31.32065709 20 35.43 +07 30 50.1          21.7 RtEB162705
         K17B32T KC2017 01 31.50117 09 19 47.99 +07 18 15.0          20.6 RoEB162291
         K17B32T KC2017 01 31.50519 09 19 46.92 +07 17 58.1          20.4 RoEB162291
         K17B32T KC2017 01 31.50920 09 19 45.86 +07 17 41.6          20.4 RoEB162291
    
    Observer details:
    291 LPL/Spacewatch II.  Observer A. F. Tubbiolo.  1.8-m f/2.7 reflector + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, D. Woodworth.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
    705 Apache Point.  Observers K. Nault, M. Hammergren, M. Brucker.  Measurer
        K. Nault.  3.5-m f/10 reflector + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, S. Kahale,
        T. Lowe, A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel,
        L. Denneau, H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat,
        C. Waters, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2017 BT32                                                Earth MOID = 0.2119 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M  56.16664              (2000.0)            P               Q
    n   0.62068145     Peri.  120.51157     +0.29172433     -0.90980297
    a   1.3611005      Node   309.47248     +0.69280145     +0.41378654
    e   0.1762842      Incl.   22.48524     +0.65948697     -0.03223757
    P   1.59           H   23.8           G   0.15           U   7
    Residuals in seconds of arc
    170127 F51  0.1+  0.1+    170128 568  0.1+  0.1+    170131 705  0.1-  0.6-
    170127 F51  0.1-  0.2-    170128 568  0.2+  0.1+    170131 291  0.5+  0.2+
    170127 F51  0.1-  0.1+    170131 705  0.7-  0.8-    170131 291  0.1+  0.2+
    170128 568  0.1+  0.1+    170131 705  0.1-  0.5-    170131 291  0.2-  0.5+
    
    Ephemeris:
    2017 BT32                a,e,i = 1.36, 0.18, 22                  q = 1.1212
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 01 01    11 20 08.3 +39 08 46   0.2935  1.1602   120.5    46.9    23.2
    ...
    2017 01 16    10 28 32.3 +25 51 31   0.2430  1.1883   143.7    29.3    22.4
    ...
    2017 01 24    09 53 02.3 +16 25 04   0.2339  1.2055   158.9    17.1    22.0
    ...
    2017 01 30    09 26 14.5 +09 04 26   0.2386  1.2193   167.7     9.9    21.8
    2017 01 31    09 21 57.2 +07 53 36   0.2404  1.2216   168.3     9.4    21.8
    2017 02 01    09 17 44.5 +06 44 05   0.2425  1.2240   168.5     9.2    21.8
    ...
    2017 02 07    08 54 32.0 +00 23 40   0.2607  1.2385   163.5    13.1    22.1
    ...
    2017 02 15    08 30 16.3 -06 04 34   0.2980  1.2585   151.9    21.7    22.7
    ...
    2017 03 02    08 05 43.2 -12 48 07   0.3944  1.2973   134.2    33.2    23.7
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-B162
    

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