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  • MPEC 2023-B198 : 2023 BD7

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    M.P.E.C. 2023-B198                             Issued 2023 January 30, 00:37 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 BD7                                 
    
    
    Observations:
         K23B07D*1C2023 01 28.25122208 57 44.492-16 38 23.60         20.64GVEB198G96
         K23B07D 1C2023 01 28.25646308 57 42.509-16 36 28.30         20.40GVEB198G96
         K23B07D 1C2023 01 28.26168208 57 40.673-16 34 33.49         20.31GVEB198G96
         K23B07D 1C2023 01 28.26691208 57 38.718-16 32 38.22         20.09GVEB198G96
         K23B07D KC2023 01 28.30330608 57 25.362-16 19 17.04         21.19GVEB198I52
         K23B07D KC2023 01 28.30403608 57 25.078-16 19 00.66         20.30GVEB198I52
         K23B07D KC2023 01 28.30477808 57 24.833-16 18 44.06         19.93GVEB198I52
         K23B07D KC2023 01 28.30549708 57 24.577-16 18 28.33         20.43GVEB198I52
         K23B07D KC2023 01 28.49494708 56 26.36 -15 06 42.8          20.4 GVEB198474
         K23B07D KC2023 01 28.49595108 56 25.99 -15 06 21.4          20.5 GVEB198474
         K23B07D KC2023 01 28.49695508 56 25.63 -15 05 59.4                VEB198474
         K23B07D KC2023 01 28.49896208 56 24.95 -15 05 16.5          20.5 GVEB198474
         K23B07D KC2023 01 28.49996708 56 24.62 -15 04 54.6          20.1 GVEB198474
         K23B07D KC2023 01 29.01243 08 53 50.26 -12 07 39.7                VEB198204
         K23B07D KC2023 01 29.03675 08 53 42.42 -11 59 18.4          20.2 GVEB198204
         K23B07D |C2023 01 29.22296 08 52 51.53 -10 53 38.1          20.0 VuEB198807
         K23B07D |C2023 01 29.23053 08 52 49.06 -10 51 05.4          20.3 VuEB198807
         K23B07D |C2023 01 29.23810 08 52 46.59 -10 48 33.1          20.2 VuEB198807
         K23B07D KC2023 01 29.26362108 52 43.03 -10 42 18.5          20.5 GXEB198858
         K23B07D KC2023 01 29.26913408 52 41.26 -10 40 28.0          20.4 GXEB198858
         K23B07D KC2023 01 29.27469508 52 39.47 -10 38 36.5          19.8 GXEB198858
         K23B07D KC2023 01 29.90768308 49 54.75 -07 14 39.3          20.4 GVEB198L01
         K23B07D KC2023 01 29.91176008 49 53.65 -07 13 24.1          20.6 GVEB198L01
         K23B07D IC2023 01 29.91388208 49 53.04 -07 12 44.0          20.5 GVEB198L01
         K23B07D IC2023 01 29.91606108 49 52.39 -07 12 02.8          20.5 GVEB198L01
         K23B07D KC2023 01 29.91844208 49 51.68 -07 11 19.3          20.4 GVEB198L01
    
    Observer details:
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector +
        CCD.
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M.
        Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
        Horn.  0.61-m f/6.5 Dall-Kirkham Astrograph + CCD.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
        Schmidt-Cassegrain + CCD.
    G96 Mt. Lemmon Survey.  Observer A. Serrano.  Measurers E. J. Christensen, D.
        Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J.
        K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
        Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K
        CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.
        Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
        Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
        Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
        K. W. Wierzchos.  1.0-m prime focus + CCD.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2023 BD7                                                 Earth MOID = 0.0534 AU
    Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                 Veres                   
    M  88.91160              (2000.0)            P               Q                  
    n   0.89598372     Peri.  243.19580     +0.92583160     -0.34186301             
    a   1.0656207      Node   136.27189     +0.37223508     +0.89860732             
    e   0.3835911      Incl.   13.48058     -0.06539800     +0.27501741             
    P   1.10           H   25.18          G   0.15           U   7                  
    Residuals in seconds of arc
    230128 G96  0.0   0.1-    230128 474  0.4-  0.9-    230129 858  0.0   0.1+
    230128 G96  0.9-  0.3-    230128 474  0.6-  0.6-    230129 858  0.1-  0.2+
    230128 G96  0.2+  0.4-    230128 474  0.2-  1.0-    230129 858  0.4-  0.5+
    230128 G96  0.3-  0.3-    230128 474  0.0   0.8-    230129 L01  0.0   0.2+
    230128 I52  0.1+  0.2-    230129 204  0.1-  0.4-    230129 L01  0.9+  0.6-
    230128 I52  0.1-  0.1+    230129 204  0.3+  0.2+    230129 L01  0.9+  0.0
    230128 I52  0.3+  0.4+    230129 807  0.0   0.1-    230129 L01  0.5+  0.5+
    230128 I52  0.4+  0.3+    230129 807  0.1-  0.1+    230129 L01  0.0   0.3-
    230128 474  0.1-  0.6-    230129 807  0.4-  0.1+
    
    Ephemeris:
    2023 BD7                 a,e,i = 1.07, 0.38, 13                  q = 0.6569
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2022 12 31    19 08 01.2 -62 18 00   0.1918  0.8442    39.5   132.2    27.2
    ...
    2023 01 15    15 18 00.2 -78 35 38   0.09285 0.9475    64.6   110.3    24.1
    ...
    2023 01 23    09 43 59.4 -52 21 59   0.05981 1.0020   105.6    71.1    21.6
    ...
    2023 01 29    08 53 54.9 -12 10 18   0.06540 1.0418   149.6    28.6    20.6
    2023 01 30    08 49 29.6 -06 44 40   0.06921 1.0483   155.4    23.0    20.6
    2023 01 31    08 45 39.4 -01 54 26   0.07363 1.0548   160.4    18.2    20.6
    ...
    2023 02 06    08 30 38.3 +17 06 24   0.1087  1.0928   169.0     9.9    21.2
    ...
    2023 02 14    08 22 06.2 +28 03 59   0.1671  1.1412   155.1    21.3    22.6
    ...
    2023 03 01    08 22 31.2 +34 43 35   0.2937  1.2238   137.7    33.0    24.3
    
    M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-B198
    


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