[Iaude] MPEC J189: 2017 BO231 [a=43.61,e=0.21,i=8.5,H=9.84]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-J189                                  Issued 2024 May 8, 18:52 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 BO231                                   


Additional Observations:
     K17BN1O 1C2016 12 23.46865410 06 15.95 +02 51 45.7                WEJ189T09
     K17BN1O 1C2016 12 23.51846410 06 15.82 +02 51 46.0                WEJ189T09
     K17BN1O 1C2018 01 17.52096110 12 01.75 +02 08 28.5                WEJ189T09
     K17BN1O 1C2019 02 05.36976810 17 46.64 +01 27 50.7                WEJ189T09
     K17BN1O 1C2019 02 05.42536610 17 46.35 +01 27 51.9                WEJ189T09
     K17BN1O 1C2019 04 04.36623610 12 59.75 +01 57 19.8                WEJ189T09

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

Orbital elements:
2017 BO231                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 353.86225              (2000.0)            P               Q                  
n   0.00342276     Peri.  276.04929     -0.98522213     -0.09029643             
a  43.6065416      Node   258.83587     +0.13852423     -0.91984040             
e   0.2091698      Incl.    8.53157     -0.10073924     -0.38175934             
P 288              H    9.84          G   0.15           U   6                  
Residuals in seconds of arc
161223 T09  0.0   0.3-    170130 T09  0.0   0.1+    170223 T09  0.2+  0.2+
161223 T09  0.1-  0.1+    170130 T09  0.1+  0.1-    170223 T09  0.0   0.0
170121 T09  0.0   0.0     170130 T09  0.1-  0.0     170223 T09  0.0   0.2+
170121 T09  0.2+  0.1+    170130 T09  0.1+  0.1+    180117 T09  0.1-  0.1-
170121 T09  0.1-  0.0     170130 T09  0.1-  0.0     190205 T09  0.0   0.0
170121 T09  0.1-  0.3+    170221 T09  0.0   0.1-    190205 T09  0.0   0.1-
170123 T09  0.0   0.1-    170221 T09  0.2+  0.2-    190404 T09  0.1+  0.2+
170123 T09  0.2+  0.1-    170221 T09  0.1-  0.2-
170123 T09  0.2-  0.1-    170223 T09  0.2-  0.3+

Ephemeris:
2017 BO231               a,e,i = 43.61, 0.21, 9                  q = 34.4854
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 08    10 49 00.1 -01 54 20  33.7423 34.5681   145.1     1.0    25.3
...
2024 04 23    10 48 08.8 -01 46 18  33.9047 34.5667   130.5     1.3    25.4
...
2024 05 01    10 47 49.3 -01 42 33  34.0096 34.5660   122.8     1.4    25.4
...
2024 05 07    10 47 38.8 -01 40 02  34.0952 34.5654   117.0     1.5    25.4
2024 05 08    10 47 37.4 -01 39 39  34.1099 34.5653   116.1     1.5    25.4
2024 05 09    10 47 36.0 -01 39 16  34.1248 34.5652   115.1     1.5    25.4
...
2024 05 15    10 47 30.3 -01 37 11  34.2166 34.5647   109.4     1.6    25.4
...
2024 05 23    10 47 28.6 -01 34 55  34.3440 34.5640   101.7     1.6    25.4
...
2024 06 07    10 47 43.4 -01 32 28  34.5913 34.5626    87.5     1.7    25.4

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-J189