[Iaude] MPEC B98: 2018 BY6 [a=1.21,e=0.28,i=6.6,H=23.56]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Jan 23 09:27:36 EST 2024


M.P.E.C. 2024-B98                              Issued 2024 January 23, 14:26 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

                                    2018 BY6                                    


                            Revision to MPEC 2018-C8                            

Additional Observations:
     K18B06Y  C2010 01 06.36721107 27 49.872+23 14 49.48         20.61GVEB098F51
     K18B06Y  C2010 01 06.37490807 27 48.155+23 14 38.48         20.65GVEB098F51
     K18B06Y  C2010 01 08.36004307 21 17.643+22 26 44.40         20.55GVEB098F51
     K18B06Y  C2010 01 08.36819607 21 15.976+22 26 33.34         20.84GVEB098F51
     K18B06Y  C2010 01 09.36987207 18 11.746+22 03 30.16         20.52GVEB098F51
     K18B06Y 5C2014 01 03.50388 08 55 52.38 +17 26 02.3          20.6 RqEB098290
     K18B06Y 5C2014 01 03.50561 08 55 52.02 +17 26 00.8          20.5 RqEB098290
     K18B06Y 5C2014 01 03.50735 08 55 51.69 +17 25 59.9          20.8 RqEB098290
     K18B06Y 5C2014 01 03.50771 08 55 51.48 +17 25 59.2          20.7 RqEB098290
     K18B06Y 5C2014 01 03.50944 08 55 51.12 +17 25 58.2          20.8 RqEB098290
     K18B06Y 5C2014 01 03.51118 08 55 50.78 +17 25 56.9          20.9 RqEB098290

Observer details:
290 Mt. Graham-VATT.  Observer R. P. Boyle.  Measurer K. Cernis.  1.80-m f/9.2
    reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
100106 F51 0.59+ 0.16+    140103 290 0.20+ 0.09+    MPO435618   -0.09 days

Orbital elements:
2018 BY6                                                 Earth MOID = 0.0112 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 177.21523              (2000.0)            P               Q                  
n   0.74167878     Peri.   76.11843     +0.99103938     -0.07763195             
a   1.2087194      Node   288.24799     +0.02382414     +0.90344400             
e   0.2798059      Incl.    6.57184     +0.13142813     +0.42161857             
P   1.33           H   23.56          G   0.15           U   2                  
Residuals in seconds of arc
100106 F51  0.1+  0.1-    140103 290  0.8-  0.3-    180117 568  0.0   0.0
100106 F51  0.0   0.0     140103 290  0.2-  0.0     180117 568  0.0   0.1-
100108 F51  0.0   0.0     140103 290  0.7+  0.1-    180120 F51  0.1-  0.1-
100108 F51  0.0   0.0     180116 F51  0.0   0.1-    180120 F51  0.0   0.0
100109 F51  0.0   0.1+    180116 F51  0.1-  0.1+    180205 695  0.1+  0.0
140103 290  0.6-  0.0     180116 F51  0.1+  0.1+    180205 695  0.1-  0.0
140103 290  0.0   0.2-    180116 F51  0.0   0.0     180205 695  0.1+  0.0
140103 290  1.0+  0.1+    180117 568  0.0   0.1-

Ephemeris:
2018 BY6                 a,e,i = 1.21, 0.28, 7                   q = 0.8705
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 12 24    16 20 28.3 -24 58 39   2.2188  1.3824    24.3    17.0    26.9
...
2024 01 08    17 12 02.7 -26 06 51   2.1185  1.3299    27.8    20.2    26.8
...
2024 01 16    17 40 58.3 -26 15 48   2.0633  1.2993    29.4    21.8    26.8
...
2024 01 22    18 03 15.0 -26 08 11   2.0216  1.2754    30.5    23.0    26.7
2024 01 23    18 07 00.5 -26 05 39   2.0147  1.2713    30.7    23.2    26.7
2024 01 24    18 10 46.7 -26 02 45   2.0078  1.2672    30.8    23.4    26.7
...
2024 01 30    18 33 39.1 -25 37 17   1.9666  1.2421    31.7    24.6    26.6
...
2024 02 07    19 04 43.9 -24 41 01   1.9130  1.2076    32.7    26.2    26.6
...
2024 02 22    20 04 17.1 -21 42 43   1.8195  1.1405    33.9    28.9    26.4

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-B98





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