[Iaude] MPEC B118: 2019 BU2 [a=1.49,e=0.36,i=10.6,H=25.3]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2019-B118                               Issued 2019 Jan. 27, 22:40 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2019 BU2
 
Observations:
     K19B02U* C2019 01 25.25992206 29 28.03 +24 35 07.4          18.31RUEB118I41
     K19B02U  C2019 01 25.26026906 29 28.67 +24 35 17.5          18.31RUEB118I41
     K19B02U  C2019 01 25.26037806 29 28.86 +24 35 19.6          18.23RUEB118I41
     K19B02U  C2019 01 25.26072406 29 29.43 +24 35 31.0          18.23RUEB118I41
     K19B02U  C2019 01 27.43247307 31 00.71 +37 09 36.0          18.30oVEB118T08
     K19B02U  C2019 01 27.44509107 31 18.55 +37 12 43.2          18.73oVEB118T08
     K19B02U  C2019 01 27.44940807 31 24.74 +37 13 46.7          18.59oVEB118T08
     K19B02U  C2019 01 27.46489707 31 46.79 +37 17 33.1          18.99oVEB118T08
     K19B02U KC2019 01 27.91146707 43 16.02 +38 59 23.2          18.8 GVEB118J95
     K19B02U KC2019 01 27.91378907 43 19.27 +38 59 53.9          18.8 GVEB118J95
     K19B02U KC2019 01 27.91638907 43 22.85 +39 00 28.5          18.6 GVEB118J95
     K19B02U KC2019 01 27.91892807 43 26.42 +39 01 02.1          19.0 GVEB118J95
 
Observer details:
I41 Palomar Mountain--ZTF.  Observers Q.-Z. Ye, Z. T. F. Collaboration.
    Measurers D. A. Duev, H.-W. Lin, A. A. Mahabal, F. J. Masci, D. Streaks,
    Q.-Z. Ye.  1.2-m f/2.4 Schmidt.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
    Schmidt-Cassegrain + CCD.
T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, J. Tonry, A. Heinze,
    H. Weiland, H. Flewelling.  Measurers L. Denneau, J. Tonry, A. Heinze,
    H. Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, D. Young,
    N. Erasmus.  0.5-m reflector + CCD.
 
Orbital elements:
2019 BU2                                                 Earth MOID = 0.0181 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  65.18066              (2000.0)            P               Q
n   0.53927866     Peri.  325.81366     -0.00186430     -0.98821993
a   1.4948372      Node   123.83543     +0.95372797     -0.04776774
e   0.3569717      Incl.   10.61625     +0.30066506     +0.14539465
P   1.83           H   25.3           G   0.15           U   7
Residuals in seconds of arc
190125 I41  0.5-  0.7-    190127 T08  0.9+  0.2-    190127 J95  0.0   0.1+
190125 I41  0.2+  0.1+    190127 T08  0.5-  0.1+    190127 J95  0.2+  0.1-
190125 I41  0.3+  0.7-    190127 T08  0.0   0.0     190127 J95  0.3-  0.0
190125 I41  0.1+  1.3+    190127 T08  0.3-  0.1-    190127 J95  0.1+  0.0

Ephemeris:
2019 BU2                 a,e,i = 1.49, 0.36, 11                  q = 0.9612
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 28    00 49 03.0 -49 13 26   0.1290  0.9608    76.2    96.3    24.2
...
2019 01 12    02 00 42.5 -43 00 26   0.06042 0.9752    80.4    96.1    22.6
...
2019 01 20    03 58 32.1 -20 25 36   0.02850 0.9926   107.1    71.4    20.1
...
2019 01 26    06 51 30.6 +29 41 19   0.02776 1.0097   154.9    24.4    18.7
2019 01 27    07 19 38.6 +35 11 54   0.03073 1.0128   156.4    22.9    18.9
2019 01 28    07 45 19.4 +39 19 15   0.03420 1.0161   156.0    23.2    19.1
...
2019 02 03    09 26 17.4 +48 50 29   0.06043 1.0371   147.6    30.6    20.6
...
2019 02 11    10 19 28.4 +50 09 58   0.1006  1.0690   143.0    33.7    21.9
...
2019 02 26    10 48 44.9 +47 59 50   0.1832  1.1380   140.9    33.3    23.3

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B118