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    • MPEC 2023-R160 : 2023 RR5

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    M.P.E.C. 2023-R160                           Issued 2023 September 12, 16:30 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                2023 RR5                                 


Observations:
     K23R05R* C2023 09 11.37624000 33 35.316+11 37 19.44         21.05wXER160F52
     K23R05R  C2023 09 11.38703700 33 30.810+11 36 11.45         20.71wXER160F52
     K23R05R  C2023 09 11.39784400 33 26.166+11 35 02.22         20.88wXER160F52
     K23R05R 0C2023 09 11.63999200 31 25.168+11 03 47.23         20.87GVER160T12
     K23R05R 1C2023 09 11.87359 00 30 48.74 +10 20 35.1          20.3 VXER160033
     K23R05R 1C2023 09 11.87442 00 30 48.29 +10 20 26.2          20.3 VXER160033
     K23R05R 1C2023 09 11.87524 00 30 47.84 +10 20 16.9          20.5 VXER160033
     K23R05R 1C2023 09 11.87761 00 30 46.58 +10 19 51.0          20.5 VXER160033
     K23R05R KC2023 09 12.07562500 28 32.00 +09 38 26.2          19.9 GVER160L01
     K23R05R KC2023 09 12.07661500 28 31.24 +09 38 11.5          20.2 GVER160L01
     K23R05R KC2023 09 12.07772800 28 30.36 +09 37 54.9          19.8 GVER160L01
     K23R05R KC2023 09 12.07859400 28 29.67 +09 37 42.2          20.1 GVER160L01
     K23R05R KC2023 09 12.07958300 28 28.93 +09 37 27.4          19.9 GVER160L01
     K23R05R 1C2023 09 12.14663 00 27 39.94 +09 18 55.4          20.5 VXER160033
     K23R05R 1C2023 09 12.14703 00 27 39.63 +09 18 48.3          20.3 VXER160033
     K23R05R 1C2023 09 12.14743 00 27 39.31 +09 18 41.8          20.4 VXER160033
     K23R05R 1C2023 09 12.14792 00 27 38.95 +09 18 33.4          20.3 VXER160033

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.
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.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea.  Observer D. J. Tholen.
    2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.

Orbital elements:
2023 RR5                                                 Earth MOID = 0.0009 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Bell                    
M 274.86829              (2000.0)            P               Q                  
n   1.24248131     Peri.  316.63460     -0.59275499     -0.80517693             
a   0.8569250      Node   169.67287     +0.76389381     -0.56923944             
e   0.4924443      Incl.    5.83041     +0.25516223     -0.16630266             
P   0.79           H   28.78          G   0.15           U   7                  
Residuals in seconds of arc
230911 F52  0.0   0.0     230911 033  0.1-  0.1-    230912 L01  0.2+  0.1+
230911 F52  0.0   0.0     230911 033  0.2+  0.1+    230912 033  0.1+  0.5+
230911 F52  0.0   0.0     230912 L01  0.0   0.1-    230912 033  0.1+  0.0
230911 T12  0.0   0.0     230912 L01  0.2+  0.1-    230912 033  0.1-  0.1+
230911 033  0.1+  0.1-    230912 L01  0.1-  0.1-    230912 033  0.2+  0.1-
230911 033  0.0   0.1+    230912 L01  0.3-  0.1+

Ephemeris:
2023 RR5                 a,e,i = 0.86, 0.49, 6                   q = 0.4349
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 13    00 30 50.5 +13 25 48   0.2578  1.1856   126.7    43.2    27.9
...
2023 08 28    00 38 28.7 +14 32 33   0.1323  1.1130   138.6    36.9    26.1
...
2023 09 05    00 39 38.7 +14 28 36   0.06778 1.0652   145.9    32.1    24.4
...
2023 09 11    00 34 38.5 +12 14 14   0.02019 1.0251   153.8    25.7    21.5
2023 09 12    00 29 27.6 +10 03 07   0.01233 1.0181   157.1    22.6    20.4
2023 09 13    00 06 49.1 +00 14 24   0.0045631.0109   168.0    12.0    17.8
...
2023 09 19    12 44 21.6 -16 12 16   0.04311 0.9654    23.5   155.5    31.5
...
2023 09 27    12 40 42.5 -14 53 21   0.1076  0.8992    15.3   162.9
...
2023 10 12    12 38 09.9 -13 13 02   0.2437  0.7588     9.3   167.7

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-R160

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