• MPC Preparation (Info)

  • MPEC 2018-B50 : 2018 BX

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    M.P.E.C. 2018-B50                                Issued 2018 Jan. 19, 04:12 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
    
                                        2018 BX
    
    Observations:
         K18B00X  C2018 01 18.37985 11 45 08.72 +20 19 50.6          19.0 GUEB050703
         K18B00X  C2018 01 18.38512 11 44 57.71 +20 16 43.8          19.9 GUEB050703
         K18B00X  C2018 01 18.39039 11 44 46.42 +20 13 33.3          19.5 GUEB050703
         K18B00X  C2018 01 18.39567 11 44 35.03 +20 10 19.5          19.8 GUEB050703
         K18B00X* C2018 01 18.40542 11 44 13.90 +20 04 25.9          19.5 GUEB050703
         K18B00X  C2018 01 18.40576 11 44 13.10 +20 04 12.3          19.2 GUEB050703
         K18B00X  C2018 01 18.40611 11 44 12.37 +20 03 59.9          20.2 GUEB050703
         K18B00X  C2018 01 18.40646 11 44 11.59 +20 03 45.7          19.7 GUEB050703
         K18B00X  C2018 01 18.44970 11 42 33.40 +19 36 04.1          19.9 GUEB050I52
         K18B00X  C2018 01 18.45045 11 42 31.66 +19 35 33.9          19.8 GUEB050I52
         K18B00X  C2018 01 18.45120 11 42 29.89 +19 35 04.5                UEB050I52
         K18B00X  C2018 01 18.45195 11 42 28.14 +19 34 34.4                UEB050I52
         K18B00X  C2018 01 18.45235711 42 20.91 +19 33 36.8          19.3 GUEB050H01
         K18B00X  C2018 01 18.46364911 41 54.29 +19 25 58.4          19.6 GUEB050H01
         K18B00X  C2018 01 18.46689011 41 46.59 +19 23 45.1          19.7 GUEB050H01
         K18B00X  C2018 01 18.47549011 41 26.06 +19 17 48.1          19.5 GUEB050H01
         K18B00X KC2018 01 18.98012111 23 08.03 +10 49 22.1                UEB050J95
         K18B00X KC2018 01 18.98467311 22 52.23 +10 43 09.5                UEB050J95
         K18B00X KC2018 01 18.98913111 22 36.60 +10 37 01.7          18.5 GUEB050J95
         K18B00X KC2018 01 19.06796011 17 32.02 +08 40 29.4                UEB050J95
         K18B00X KC2018 01 19.07093811 17 19.46 +08 35 45.9                UEB050J95
         K18B00X KC2018 01 19.07396811 17 06.65 +08 30 55.5          18.4 GUEB050J95
    
    Observer details:
    703 Catalina Sky Survey.  Observer G. J. Leonard.  Measurers E. J. Christensen,
        D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
        S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
        0.68-m Schmidt + 10K CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. G. Matheny.
        Measurers E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
        J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. G. Matheny,
        R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2018 BX                                                  Earth MOID = 0.0029 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M  33.84488              (2000.0)            P               Q
    n   1.29554179     Peri.  338.37802     +0.13135844     +0.98512840
    a   0.8333647      Node   299.02012     -0.88995872     +0.06796901
    e   0.2047873      Incl.    7.27655     -0.43671322     +0.15780449
    P   0.76           H   29.4           G   0.15           U   2
    Residuals in seconds of arc
    180118 703  1.6+  0.3+    180118 I52  1.0-  0.3-    180118 J95  0.0   0.2+
    180118 703 (2.4+  1.1+)   180118 I52  0.7-  0.6-    180118 J95  0.1-  0.1+
    180118 703  0.8+  0.3-    180118 I52  0.9-  0.1-    180118 J95  0.0   0.0
    180118 703 (0.3-  2.9-)   180118 I52  0.8-  0.2-    180119 J95  0.2+  0.1+
    180118 703  0.5+  1.1+    180118 H01  0.1+  0.1-    180119 J95  0.2-  0.1+
    180118 703  0.3-  0.0     180118 H01  0.1+  0.1+    180119 J95  0.2+  0.3-
    180118 703  0.2+  0.6+    180118 H01  0.1+  0.0
    180118 703  0.0   0.7-    180118 H01  0.2+  0.1-
    
    Ephemeris:
    2018 BX                  a,e,i = 0.83, 0.20, 7                   q = 0.6627
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 12 20    12 20 38.4 +37 21 43   0.09756 1.0030    98.5    75.9    27.0
    ...
    2018 01 04    12 26 29.7 +35 59 19   0.05166 1.0015   109.2    68.0    25.4
    ...
    2018 01 12    12 23 41.3 +34 04 30   0.02602 0.9951   115.8    62.8    23.7
    ...
    2018 01 18    11 52 47.1 +23 37 02   0.0067050.9878   126.1    53.6    20.5
    2018 01 19    11 20 38.5 +10 50 57   0.0036770.9864   131.6    48.2    19.0
    2018 01 20    08 45 28.5 -43 43 06   0.0018820.9848   115.5    64.4    18.0
    ...
    2018 01 26    00 39 43.4 -38 00 24   0.01977 0.9738    56.6   122.5    25.9
    ...
    2018 02 03    00 26 11.0 -35 27 16   0.04560 0.9558    48.3   129.7    28.3
    ...
    2018 02 18    00 08 37.2 -33 40 15   0.09564 0.9124    35.7   140.8    31.1
    
    A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-B50
    

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    MPEC number:

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