[Iaude] MPEC K64: 2017 BK231 [a=46.84,e=0.21,i=10.5,H=9.66]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-K64                                  Issued 2024 May 23, 16:38 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 BK231                                   


Additional Observations:
     K17BN1K 1C2018 01 17.54534510 04 02.23 +01 09 55.2                WEK064T09
     K17BN1K 1C2019 05 09.25610010 03 58.65 +01 29 07.6                WEK064T09
     K17BN1K 1C2019 05 09.37850710 03 58.63 +01 29 09.9                WEK064T09

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

Orbital elements:
2017 BK231                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M  16.76009              (2000.0)            P               Q                  
n   0.00307451     Peri.  274.91396     -0.71134053     -0.69254577             
a  46.8401780      Node   221.32870     +0.69508112     -0.66788007             
e   0.2069662      Incl.   10.46043     +0.10419638     -0.27261065             
P 321              H    9.66          G   0.15           U   7                  
Residuals in seconds of arc
161125 T09  0.0   0.2-    170102 T09  0.0   0.0     170123 T09  0.0   0.1+
161125 T09  0.1-  0.1+    170102 T09  0.2+  0.0     170123 T09  0.1+  0.0
161125 T09  0.1+  0.0     170102 T09  0.1+  0.1-    170123 T09  0.4+  0.1-
161125 T09  0.0   0.1+    170102 T09  0.1+  0.0     170123 T09  0.2+  0.1+
161125 T09  0.0   0.0     170102 T09  0.2-  0.1+    170123 T09  0.0   0.1+
161125 T09  0.0   0.0     170102 T09  0.1+  0.0     170130 T09  0.1+  0.1-
161128 T09  0.2-  0.0     170102 T09  0.0   0.1-    170130 T09  0.1+  0.1-
161128 T09  0.2-  0.1-    170121 T09  0.0   0.2-    170130 T09  0.1+  0.1+
161128 T09  0.1+  0.1-    170121 T09  0.0   0.0     170130 T09  0.1-  0.1-
161225 T09  0.3-  0.2+    170121 T09  0.1+  0.1+    170130 T09  0.2+  0.0
161225 T09  0.0   0.2+    170121 T09  0.2+  0.1-    170201 T09  0.2+  0.1-
161225 T09  0.0   0.1-    170123 T09  0.1-  0.1-    170201 T09  0.1+  0.2+
161225 T09  0.0   0.1-    170123 T09  0.2+  0.0     170201 T09  0.8-  0.9+
161225 T09  0.0   0.3-    170123 T09  0.0   0.0     180117 T09  0.1+  0.1-
170102 T09  0.0   0.1-    170123 T09  0.1-  0.2+    190509 T09  0.0   0.0
170102 T09  0.0   0.2-    170123 T09  0.0   0.2-    190509 T09  0.0   0.1+
170102 T09  0.2-  0.2-    170123 T09  0.0   0.3+

Ephemeris:
2017 BK231               a,e,i = 46.84, 0.21, 10                 q = 37.1458
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 23    10 37 18.0 -01 08 04  37.1717 37.7957   127.8     1.2    25.6
...
2024 05 08    10 36 52.9 -01 01 42  37.3884 37.7992   113.3     1.4    25.6
...
2024 05 16    10 36 48.0 -00 59 00  37.5156 37.8011   105.7     1.5    25.6
...
2024 05 22    10 36 48.4 -00 57 20  37.6143 37.8025   100.0     1.5    25.6
2024 05 23    10 36 48.8 -00 57 06  37.6310 37.8027    99.0     1.5    25.6
2024 05 24    10 36 49.3 -00 56 52  37.6477 37.8030    98.1     1.5    25.6
...
2024 05 30    10 36 54.3 -00 55 39  37.7486 37.8044    92.4     1.5    25.6
...
2024 06 07    10 37 06.4 -00 54 36  37.8838 37.8062    84.9     1.5    25.6
...
2024 06 22    10 37 45.1 -00 54 23  38.1309 37.8098    70.9     1.5    25.6

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K64