[Iaude] MPEC R91: 2023 RR2 [a=1.34,e=0.26,i=27.4,H=24.9]

Sat Sep 9 20:44:58 EDT 2023

M.P.E.C. 2023-R91                            Issued 2023 September 10, 00:43 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 RR2                                    


Observations:
     K23R02R*1C2023 09 07.37636623 56 35.502-13 40 03.40         20.44GVER091G96
     K23R02R 1C2023 09 07.38150123 56 32.687-13 39 03.71         20.38GVER091G96
     K23R02R 1C2023 09 07.38662623 56 29.731-13 38 01.46         21.00GVER091G96
     K23R02R 1C2023 09 07.39177123 56 26.858-13 37 00.37         20.71GVER091G96
     K23R02R 1C2023 09 07.47228823 55 41.560-13 20 57.44         21.63GVER091G96
     K23R02R 1C2023 09 07.47281823 55 41.192-13 20 51.22         21.37GVER091G96
     K23R02R 1C2023 09 07.47334823 55 40.919-13 20 45.13         20.51GVER091G96
     K23R02R KC2023 09 08.33842923 47 43.890-10 20 27.92         20.46GVER091V06
     K23R02R KC2023 09 08.33938023 47 43.314-10 20 15.68         20.21GVER091V06
     K23R02R KC2023 09 08.34033323 47 42.742-10 20 03.23         20.54GVER091V06
     K23R02R KC2023 09 08.34128623 47 42.151-10 19 50.74         20.25GVER091V06
     K23R02R 1C2023 09 08.99525 23 41 18.76 -07 53 25.7          21.3 VXER091033
     K23R02R 1C2023 09 08.99612 23 41 18.22 -07 53 13.7          21.2 VXER091033
     K23R02R 1C2023 09 08.99698 23 41 17.67 -07 53 01.6          21.2 VXER091033
     K23R02R KC2023 09 09.93689223 31 36.93 -04 06 51.2          19.8 GVER091L01
     K23R02R KC2023 09 09.95695423 31 23.62 -04 01 51.4          20.2 GVER091L01
     K23R02R KC2023 09 09.95769823 31 23.08 -04 01 40.0          20.1 GVER091L01
     K23R02R KC2023 09 09.95844123 31 22.55 -04 01 28.7          19.9 GVER091L01

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.
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  Measurers E. J. Christensen, D.
    Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J.
    K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
    Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K
    CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
V06 Catalina Sky Survey-Kuiper.  Observer J. B. Fazekas.  Measurers E. J.
    Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
    Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos.  1.55-m
    reflector + 1K CCD.

Orbital elements:
2023 RR2                                                 Earth MOID = 0.0868 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 326.29029              (2000.0)            P               Q                  
n   0.63751708     Peri.   57.79508     +0.68544402     -0.72100172             
a   1.3370311      Node   347.25989     +0.40915947     +0.49683137             
e   0.2551875      Incl.   27.43360     +0.60229148     +0.48302702             
P   1.55           H   24.98          G   0.15           U   9                  
Residuals in seconds of arc
230907 G96  0.7-  1.0+    230907 G96  0.6-  0.5-    230908 033  0.2+  0.0
230907 G96  0.5+  0.3-    230908 V06  0.1+  0.3+    230908 033  0.0   0.1+
230907 G96  0.4-  1.0+    230908 V06  0.1+  0.1+    230909 L01  0.3-  0.4+
230907 G96  0.1+  0.9+    230908 V06  0.1+  0.1+    230909 L01  0.7+  0.4-
230907 G96  0.1+  0.0     230908 V06  0.1-  0.1+    230909 L01  0.0   0.2-
230907 G96  1.0-  0.2-    230908 033  0.1+  0.1+    230909 L01  0.5-  0.1-

Ephemeris:
2023 RR2                 a,e,i = 1.34, 0.26, 27                  q = 0.9958
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 11    01 29 22.3 -42 27 31   0.3224  1.2111   120.9    45.9    24.7
...
2023 08 26    01 06 20.2 -35 36 14   0.1930  1.1538   134.3    38.9    23.3
...
2023 09 03    00 29 41.7 -25 03 29   0.1317  1.1248   149.8    26.8    22.0
...
2023 09 09    23 41 16.5 -07 51 14   0.09764 1.1041   171.3     7.9    20.7
2023 09 10    23 30 56.1 -03 50 06   0.09388 1.1007   174.9     4.7    20.5
2023 09 11    23 19 54.4 +00 29 30   0.09086 1.0974   174.5     5.1    20.4
...
2023 09 17    22 01 17.0 +28 09 11   0.09105 1.0783   141.7    35.3    21.4
...
2023 09 25    20 10 22.7 +49 17 21   0.1299  1.0552   110.3    63.1    22.9
...
2023 10 10    18 09 07.2 +57 17 49   0.2347  1.0206    88.6    78.1    24.6

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-R91