[Iaude] MPEC R192: 2023 RB8 [a=2.17,e=0.45,i=5.1,H=24.2]

Thu Sep 14 09:30:26 EDT 2023

M.P.E.C. 2023-R192                           Issued 2023 September 14, 13:29 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

                                    2023 RB8                                    


Observations:
     K23R08B* C2023 09 12.35007923 43 13.410-01 34 37.29         21.57wXER192F52
     K23R08B  C2023 09 12.36153623 43 14.115-01 34 08.71         21.48wXER192F52
     K23R08B  C2023 09 12.37297123 43 14.813-01 33 40.17         21.45wXER192F52
     K23R08B  C2023 09 12.45380423 43 19.582-01 30 17.56         21.13GVER192F51
     K23R08B  C2023 09 12.45444623 43 19.614-01 30 16.08         21.09GVER192F51
     K23R08B 6C2023 09 12.93159723 43 57.725-01 10 29.31         20.9 GVER192Z84
     K23R08B 6C2023 09 12.97172223 44 00.238-01 08 48.51         21.3 GVER192Z84
     K23R08B KC2023 09 13.23532523 44 20.08 -00 57 46.1          21.5 VuER192H21
     K23R08B KC2023 09 13.24103023 44 20.42 -00 57 31.2          21.7 VuER192H21
     K23R08B KC2023 09 13.24402323 44 20.61 -00 57 23.3          21.8 VuER192H21
     K23R08B  C2023 09 13.39411723 44 32.900-00 50 51.76         21.34wXER192F51
     K23R08B  C2023 09 13.40703623 44 33.647-00 50 19.40         21.37wXER192F51
     K23R08B  C2023 09 13.41995623 44 34.411-00 49 46.24         21.42wXER192F51
     K23R08B 1C2023 09 14.07377 23 45 23.03 -00 22 30.4          21.1 VXER192033
     K23R08B 1C2023 09 14.07666 23 45 23.21 -00 22 22.5          21.1 VXER192033
     K23R08B 1C2023 09 14.07955 23 45 23.41 -00 22 15.6          21.0 VXER192033

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hoegner, F. Ludwig, M. Hartmann, B. Stecklum.  Measurer B. Stecklum.
    1.34-m f/3 Schmidt + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, P.
    Minguez, A. Schultz, I. Smith.  Measurers S. Chastel, J. Fairlamb, M.
    Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, J.
    Bulger, H. Gao, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, A. Schultz, I.
    Smith.  1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Bulger, J.
    Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
    Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk.  1.8-m Ritchey-
    Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.81-m f/4.0 astrograph + CCD.
Z84 Calar Alto-Schmidt.  Observers M. Micheli, R. Kresken.  Measurers R.
    Kresken, M. Micheli, F. Ocana, L. Conversi.  0.8-m f/3 Schmidt + CCD.

Orbital elements:
2023 RB8                                                 Earth MOID = 0.1822 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 356.08492              (2000.0)            P               Q                  
n   0.30885636     Peri.   12.62484     +0.99907468     -0.03996497             
a   2.1675295      Node   349.62628     +0.02759463     +0.87907743             
e   0.4533897      Incl.    5.06361     +0.03298979     +0.47500071             
P   3.19           H   24.23          G   0.15           U   9                  
Residuals in seconds of arc
230912 F52  0.0   0.0     230912 Z84  0.1-  0.0     230913 F51  0.1-  0.3+
230912 F52  0.0   0.1-    230913 H21  0.3+  0.6-    230914 033  0.1-  0.1+
230912 F52  0.1+  0.1-    230913 H21  0.1+  0.1-    230914 033  0.2-  0.6+
230912 F51  0.0   0.1+    230913 H21  0.2+  0.2+    230914 033  0.1-  0.2+
230912 F51  0.1-  0.0     230913 F51  0.1+  0.0
230912 Z84  0.1-  0.1+    230913 F51  0.1-  0.3-

Ephemeris:
2023 RB8                 a,e,i = 2.17, 0.45, 5                   q = 1.1848
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 15    23 05 44.0 -16 33 30   0.2652  1.2632   158.3    17.3    22.8
...
2023 08 30    23 25 52.3 -09 58 18   0.2130  1.2180   166.6    11.1    22.0
...
2023 09 07    23 36 18.8 -05 10 37   0.1953  1.2013   171.0     7.6    21.6
...
2023 09 13    23 44 01.6 -01 07 10   0.1869  1.1924   173.7     5.3    21.4
2023 09 14    23 45 18.4 -00 25 03   0.1859  1.1913   174.1     5.0    21.4
2023 09 15    23 46 35.2 +00 17 22   0.1851  1.1902   174.3     4.8    21.4
...
2023 09 21    23 54 17.6 +04 34 31   0.1823  1.1858   174.3     4.8    21.3
...
2023 09 29    00 04 45.2 +10 06 02   0.1852  1.1853   171.2     7.4    21.5
...
2023 10 14    00 24 55.3 +18 21 32   0.2096  1.2006   164.1    13.2    22.0

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-R192