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  • MPEC 2023-B73 : 2023 BW

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    M.P.E.C. 2023-B73                              Issued 2023 January 22, 15:35 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets, routine data on comets and natural satellites,
             and occasional editorial announcements.  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
    
                                     2023 BW                                 
    
    
    Observations:
         K23B00W* C2023 01 20.54161009 57 10.810-20 17 07.78         20.63wUEB073F52
         K23B00W  C2023 01 20.55368209 57 06.807-20 15 53.21         20.27wUEB073F52
         K23B00W  C2023 01 20.57779309 56 58.856-20 13 23.83         20.14wUEB073F52
         K23B00W 3C2023 01 21.38385409 53 26.244-18 50 11.76         20.38GVEB073T14
         K23B00W 3C2023 01 21.38483309 53 25.932-18 50 05.81         20.45GVEB073T14
         K23B00W 3C2023 01 21.38581909 53 25.620-18 49 59.84         20.46GVEB073T14
         K23B00W KC2023 01 22.00936909 50 29.02 -17 45 03.0          19.8 GXEB073I93
         K23B00W KC2023 01 22.01456209 50 27.30 -17 44 29.4          19.5 GXEB073I93
         K23B00W KC2023 01 22.01975209 50 25.66 -17 43 56.9          19.7 GXEB073I93
         K23B00W |C2023 01 22.13284 09 49 58.08 -17 29 13.3          20.0 VuEB073807
         K23B00W |C2023 01 22.13853 09 49 56.34 -17 28 37.5          20.4 VuEB073807
         K23B00W |C2023 01 22.14422 09 49 54.59 -17 28 01.8          19.9 VuEB073807
         K23B00W 3C2023 01 22.62645509 47 27.900-16 38 01.51         20.04GVEB073T14
         K23B00W 3C2023 01 22.62743309 47 27.588-16 37 55.00         19.99GVEB073T14
         K23B00W 3C2023 01 22.62841209 47 27.277-16 37 48.47         19.98GVEB073T14
         K23B00W 3C2023 01 22.62939909 47 26.961-16 37 41.89         19.97GVEB073T14
    
    Observer details:
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  0.61-m f/6.5 Dall-Kirkham Astrograph + CCD.
    F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, I.
        Smith.  Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
        Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
        Weryk.  1.8-m Ritchey-Chretien + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/3.7 reflector + CCD.
    T14 Canada-France-Hawaii Telescope, Maunakea.  Observers R. Wainscoat, H.
        Januszewski, T. Burdullis.  Measurers R. Weryk, R. Wainscoat.  3.6-m
        Canada-France-Hawaii Telescope + CCD.
    
    Orbital elements:
    2023 BW                                                  Earth MOID = 0.0519 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M 155.82068              (2000.0)            P               Q                  
    n   1.06323427     Peri.  209.00501     +0.98472431     +0.16352778             
    a   0.9507144      Node   141.43718     -0.13544135     +0.93522779             
    e   0.1432109      Incl.    5.50535     -0.10942432     +0.31401855             
    P   0.93           H   24.54          G   0.15           U   6                  
    Residuals in seconds of arc
    230120 F52  0.1+  0.0     230122 I93  1.2+  0.2-    230122 T14  0.0   0.0
    230120 F52  0.1-  0.4+    230122 I93  0.2+  0.6+    230122 T14  0.0   0.0
    230120 F52  0.4-  0.9+    230122 I93  0.4+  0.4+    230122 T14  0.0   0.0
    230121 T14  0.0   0.0     230122 807  0.4-  0.0     230122 T14  0.0   0.0
    230121 T14  0.0   0.0     230122 807  0.2+  0.3+
    230121 T14  0.0   0.0     230122 807 (0.8+  0.5+)
    
    Ephemeris:
    2023 BW                  a,e,i = 0.95, 0.14, 6                   q = 0.8146
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 12 23    11 44 39.2 -48 14 16   0.09613 0.9645    75.7    98.7    22.9
    ...
    2023 01 07    10 52 59.8 -37 42 11   0.07824 1.0001   100.2    75.4    21.6
    ...
    2023 01 15    10 21 39.2 -28 41 06   0.06952 1.0174   117.3    59.2    20.9
    ...
    2023 01 21    09 55 06.2 -19 28 53   0.06494 1.0293   132.8    44.5    20.4
    2023 01 22    09 50 29.0 -17 44 10   0.06445 1.0312   135.6    41.9    20.3
    2023 01 23    09 45 50.0 -15 56 17   0.06406 1.0331   138.5    39.2    20.2
    ...
    2023 01 29    09 17 59.7 -04 25 40   0.06410 1.0437   155.9    22.7    19.8
    ...
    2023 02 06    08 44 24.2 +10 21 06   0.07116 1.0562   170.5     8.9    19.5
    ...
    2023 02 21    08 04 21.3 +27 54 09   0.1022  1.0741   144.9    31.9    21.1
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-B73
    


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