[Iaude] MPEC B155: 2019 BS4 [a=1.03,e=0.41,i=20.8,H=23.1]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Jan 30 23:19:16 EST 2019


M.P.E.C. 2019-B155                               Issued 2019 Jan. 31, 04:15 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 BS4
 
Observations:
     K19B04S* C2019 01 29.43941608 34 41.54 +07 38 20.5          18.78oVEB155T08
     K19B04S  C2019 01 29.44749308 34 39.12 +07 40 00.9          18.95oVEB155T08
     K19B04S  C2019 01 29.45554708 34 36.66 +07 41 38.9          18.90oVEB155T08
     K19B04S  C2019 01 29.46366408 34 34.34 +07 43 19.4          19.03oVEB155T08
     K19B04S KC2019 01 29.80837 08 33 06.31 +08 52 24.8          18.4 RqEB155K61
     K19B04S KC2019 01 29.80927 08 33 06.09 +08 52 36.5          18.4 RqEB155K61
     K19B04S KC2019 01 29.80977 08 33 05.98 +08 52 41.8          18.3 RqEB155K61
     K19B04S KC2019 01 29.81057 08 33 05.76 +08 52 51.9          18.2 RqEB155K61
     K19B04S KC2019 01 29.85905408 32 52.50 +09 02 33.5          19.0 GVEB155L01
     K19B04S KC2019 01 29.86014208 32 52.20 +09 02 46.5          18.8 GVEB155L01
     K19B04S KC2019 01 29.86142808 32 51.85 +09 03 01.8          18.9 GVEB155L01
     K19B04S KC2019 01 29.86271408 32 51.50 +09 03 17.2          19.0 GVEB155L01
     K19B04S KC2019 01 29.86380408 32 51.20 +09 03 30.2          19.0 GVEB155L01
     K19B04S KC2019 01 30.07808408 31 52.33 +09 45 24.1          19.0 GVEB155J95
     K19B04S KC2019 01 30.08027808 31 51.75 +09 45 49.4          18.9 GVEB155J95
     K19B04S KC2019 01 30.08248308 31 51.11 +09 46 15.3          18.7 GVEB155J95
     K19B04S KC2019 01 30.08476508 31 50.49 +09 46 41.2          18.8 GVEB155J95
     K19B04S  C2019 01 30.51712 08 30 05.68 +11 09 04.4          19.4 RrEB155P93
     K19B04S  C2019 01 30.51876 08 30 05.22 +11 09 22.8          19.3 RrEB155P93
     K19B04S  C2019 01 30.52371 08 30 03.93 +11 10 17.3          19.3 RrEB155P93
     K19B04S  C2019 01 30.52535 08 30 03.46 +11 10 36.6          19.3 RrEB155P93
     K19B04S KC2019 01 30.86348 08 28 40.62 +12 12 03.7          19.4 GVEB155Z99
     K19B04S KC2019 01 30.86770 08 28 39.51 +12 12 49.0          19.3 GVEB155Z99
     K19B04S KC2019 01 30.87193 08 28 38.46 +12 13 35.6          19.1 GVEB155Z99
     K19B04S KC2019 01 30.96050408 28 15.87 +12 29 30.0          19.1 GVEB155J95
     K19B04S KC2019 01 30.96273608 28 15.30 +12 29 54.0          19.2 GVEB155J95
     K19B04S KC2019 01 30.96507208 28 14.68 +12 30 19.2          18.9 GVEB155J95
     K19B04S  C2019 01 31.10803908 27 43.73 +12 55 46.2          19.0 GVEB155H01
     K19B04S IC2019 01 31.11469408 27 42.09 +12 56 56.8          18.7 GVEB155H01
     K19B04S  C2019 01 31.12198408 27 40.27 +12 58 14.0          19.1 GVEB155H01
     K19B04S  C2019 01 31.13263908 27 37.62 +13 00 06.6          18.9 GVEB155H01
 
Observer details:
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3
    Schmidt-Cassegrain + CCD.
K61 Rokycany Observatory.  Observer M. Adamovsky.  0.51-m f/6.8 reflector +
    CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
P93 Space Tracking and Communications Center, JAXA.  Observers K. Nishiyama,
    A. Asami.  1.0-m f/3.0 reflector + 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.
Z99 Clixby Observatory, Cleethorpes.  Observer A. Mickleburgh.  0.36-m f/8
    Schmidt-Cassegrain + CCD.
 
Orbital elements:
2019 BS4                                                 Earth MOID = 0.0841 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 157.61348              (2000.0)            P               Q
n   0.93830413     Peri.  234.68210     +0.95372589     -0.14310254
a   1.0333330      Node   131.92262     +0.18822644     +0.96998556
e   0.4126665      Incl.   20.81842     -0.23447332     +0.19659522
P   1.05           H   23.1           G   0.15           U   8
Residuals in seconds of arc
190129 T08  0.1+  0.1-    190129 L01  0.2-  0.1-    190130 Z99  0.1-  0.7-
190129 T08  0.1+  0.6+    190129 L01  0.1-  0.1-    190130 Z99  0.2+  0.1+
190129 T08  0.6-  0.7-    190130 J95  0.0   0.1+    190130 J95  0.1-  0.1-
190129 T08  1.1+  0.2-    190130 J95  0.3+  0.1-    190130 J95  0.0   0.0
190129 K61  0.5-  0.8+    190130 J95  0.2-  0.2+    190130 J95  0.2-  0.2+
190129 K61 (0.1-  1.8+)   190130 J95  0.2-  0.4-    190131 H01  0.1-  0.0
190129 K61  0.3+  1.1+    190130 P93  0.6+  0.4+    190131 H01  0.0   0.0
190129 K61 (0.3+  1.6+)   190130 P93  0.3+  0.4+    190131 H01  0.1-  0.0
190129 L01  0.5-  0.2-    190130 P93  0.9+  0.5-    190131 H01  0.1-  0.1-
190129 L01  0.5-  0.2-    190130 P93  0.4+  0.4+
190129 L01  0.3-  0.2-    190130 Z99  0.5+  0.3-

Ephemeris:
2019 BS4                 a,e,i = 1.03, 0.41, 21                  q = 0.6069
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 01 01    14 52 20.9 -71 57 01   0.1981  0.8955    58.4   110.8    23.6
...
2019 01 16    10 22 36.2 -52 03 40   0.1066  1.0068    99.6    74.5    20.9
...
2019 01 24    09 05 11.0 -15 29 23   0.09543 1.0626   143.6    33.3    19.5
...
2019 01 30    08 32 14.1 +09 30 53   0.1187  1.1023   170.8     8.2    19.3
2019 01 31    08 28 05.9 +12 37 07   0.1246  1.1088   172.4     6.8    19.3
2019 02 01    08 24 16.7 +15 25 54   0.1309  1.1151   172.1     6.9    19.4
...
2019 02 07    08 06 54.5 +27 26 11   0.1758  1.1522   159.2    17.7    20.6
...
2019 02 15    07 54 45.2 +35 31 52   0.2466  1.1985   145.3    28.0    21.7
...
2019 03 02    07 52 16.3 +41 07 41   0.3960  1.2751   128.4    37.5    23.1

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B155



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