[Iaude] MPEC J129: 2017 BH231 [a=43.49,e=0.14,i=9.7,H=9.34]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Tue May 7 22:51:58 EDT 2024


M.P.E.C. 2024-J129                                  Issued 2024 May 8, 02:50 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2017 BH231                                   


Additional Observations:
     K17BN1H 1C2016 12 23.47583110 03 28.41 +01 36 07.7                WEJ129T09
     K17BN1H 1C2017 01 02.52689410 03 02.69 +01 36 19.6                WEJ129T09
     K17BN1H 1C2017 01 02.54945310 03 02.62 +01 36 19.9                WEJ129T09
     K17BN1H 1C2017 01 02.58610110 03 02.50 +01 36 20.1                WEJ129T09
     K17BN1H 1C2017 01 02.63516210 03 02.34 +01 36 20.4                WEJ129T09
     K17BN1H 1C2018 01 17.46121010 07 21.69 +01 07 21.6                WEJ129T09
     K17BN1H 1C2018 01 17.51828810 07 21.47 +01 07 22.2                WEJ129T09
     K17BN1H 1C2018 01 17.54534510 07 21.37 +01 07 22.5                WEJ129T09
     K17BN1H 1C2018 01 17.57222310 07 21.26 +01 07 22.6                WEJ129T09
     K17BN1H 1C2019 05 09.25610010 06 06.73 +01 20 22.4                WEJ129T09
     K17BN1H 1C2019 05 09.30582810 06 06.72 +01 20 22.9                WEJ129T09
     K17BN1H 1C2019 05 09.37804410 06 06.69 +01 20 24.1                WEJ129T09

Observer details:
T09 Subaru Telescope, Maunakea.  Observer .  Measurer S. Deen.  8.3-m Subaru
    Telescope + CCD.

Orbital elements:
2017 BH231                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 304.06471              (2000.0)            P               Q                  
n   0.00343644     Peri.  342.14783     -0.62194552     +0.76723907             
a  43.4907733      Node   249.09664     -0.69645131     -0.63340836             
e   0.1350316      Incl.    9.65110     -0.35796556     -0.10068797             
P 287              H    9.34          G   0.15           U   6                  
Residuals in seconds of arc
161223 T09  0.2+  0.1+    170121 T09  0.2-  0.1+    170130 T09  0.3-  0.1-
170102 T09  0.2+  0.2-    170121 T09  0.0   0.1-    170130 T09  0.3+  0.1+
170102 T09  0.2+  0.0     170123 T09  0.3+  0.3-    170202 T09  0.4+  0.0
170102 T09  0.0   0.0     170123 T09  0.2-  0.1-    170202 T09  0.5+  0.3-
170102 T09  0.2-  0.2+    170123 T09  0.2+  0.1+    170202 T09  0.0   0.1-
170121 T09  0.2-  0.1+    170123 T09  0.2-  0.1+    170202 T09  0.1-  0.1+
170121 T09  0.2-  0.2+    170130 T09  0.3-  0.0     180117 T09  0.1-  0.1+
170121 T09  0.3-  0.3+    170130 T09  0.4-  0.0     180117 T09  0.0   0.0
170121 T09  0.1-  0.1-    170130 T09  0.3+  0.4+    180117 T09  0.0   0.0
170121 T09  0.1-  0.2-    170130 T09  0.3-  0.0     180117 T09  0.1-  0.3-
170121 T09  0.0   0.2+    170130 T09  0.3-  0.0     190509 T09  0.0   0.2+
170121 T09  0.1-  0.1+    170130 T09  0.1-  0.2+    190509 T09  0.1+  0.1-
170121 T09  0.1-  0.2+    170130 T09  0.1-  0.0     190509 T09  0.0   0.0
170121 T09  0.2-  0.3-    170130 T09  0.2-  0.2-

Ephemeris:
2017 BH231               a,e,i = 43.49, 0.14, 10                 q = 37.6181
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 08    10 33 08.3 -01 28 43  40.0213 40.8054   141.1     0.9    25.5
...
2024 04 23    10 32 27.1 -01 21 43  40.1923 40.8004   126.6     1.1    25.6
...
2024 05 01    10 32 12.1 -01 18 26  40.3004 40.7977   119.0     1.2    25.6
...
2024 05 07    10 32 04.5 -01 16 15  40.3877 40.7957   113.2     1.3    25.6
2024 05 08    10 32 03.5 -01 15 54  40.4026 40.7954   112.2     1.3    25.6
2024 05 09    10 32 02.6 -01 15 34  40.4177 40.7951   111.3     1.3    25.6
...
2024 05 15    10 31 59.1 -01 13 44  40.5103 40.7931   105.6     1.4    25.6
...
2024 05 23    10 31 59.6 -01 11 44  40.6378 40.7904    98.0     1.4    25.6
...
2024 06 07    10 32 15.8 -01 09 29  40.8819 40.7854    83.8     1.4    25.6

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-J129





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