[Iaude] MPEC R126: 2023 RA4 [a=1.05,e=0.08,i=6.4,H=24.3]

Mon Sep 11 06:58:52 EDT 2023

M.P.E.C. 2023-R126                           Issued 2023 September 11, 10:57 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 RA4                                    


Observations:
     K23R04A*1C2023 09 09.39764000 27 21.276+46 27 15.91         20.85GVER126G96
     K23R04A 1C2023 09 09.40825900 27 21.769+46 27 21.20         21.38GVER126G96
     K23R04A 1C2023 09 09.41348900 27 22.003+46 27 24.08         21.47GVER126G96
     K23R04A 1C2023 09 09.41872900 27 22.237+46 27 26.68         20.74GVER126G96
     K23R04A KC2023 09 09.47218900 27 24.620+46 27 51.50               VER126I52
     K23R04A KC2023 09 09.48017300 27 25.040+46 27 55.10         20.76GVER126I52
     K23R04A KC2023 09 09.48922300 27 25.600+46 27 58.80         20.94GVER126I52
     K23R04A KC2023 09 09.49828000 27 25.970+46 28 02.00         21.76GVER126I52
     K23R04A 1C2023 09 10.06863 00 28 15.39 +46 33 30.2          21.8 VXER126033
     K23R04A 1C2023 09 10.07077 00 28 15.52 +46 33 31.4          21.6 VXER126033
     K23R04A 1C2023 09 10.07291 00 28 15.63 +46 33 32.5          21.6 VXER126033
     K23R04A 1C2023 09 11.02586 00 29 34.42 +46 42 22.3          21.3 VXER126033
     K23R04A 1C2023 09 11.02834 00 29 34.57 +46 42 23.6          21.4 VXER126033
     K23R04A 1C2023 09 11.03082 00 29 34.70 +46 42 24.8          21.3 VXER126033
     K23R04A 1C2023 09 11.03343 00 29 34.85 +46 42 26.1          21.6 VXER126033
     K23R04A KC2023 09 11.24984100 29 54.70 +46 44 33.9          22.3 VuER126H21
     K23R04A KC2023 09 11.25826000 29 55.08 +46 44 38.6          22.1 VuER126H21
     K23R04A KC2023 09 11.26378000 29 55.32 +46 44 41.9          21.7 VuER126H21

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 D. C. Fuls.  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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  0.81-m f/4.0 astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m prime focus + CCD.

Orbital elements:
2023 RA4                                                 Earth MOID = 0.0212 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 261.32892              (2000.0)            P               Q                  
n   0.91466577     Peri.  254.64165     -0.17516192     -0.98336611             
a   1.0510606      Node   205.59692     +0.94058624     -0.15272117             
e   0.0841933      Incl.    6.38631     +0.29088800     -0.09832261             
P   1.08           H   24.32          G   0.15           U   9                  
Residuals in seconds of arc
230909 G96  0.5-  0.3+    230909 I52  0.7+  0.9+    230911 033  0.1-  0.2+
230909 G96  0.0   0.1-    230909 I52  0.4-  0.6+    230911 033  0.0   0.1+
230909 G96  0.2+  0.1+    230910 033  0.2-  0.2+    230911 033  0.2+  0.1+
230909 G96  0.3+  0.0     230910 033  0.0   0.3+    230911 H21  0.0   0.0
230909 I52  0.4-  0.4+    230910 033  0.0   0.4+    230911 H21  0.0   0.2-
230909 I52  0.2-  0.8+    230911 033  0.3-  0.1+    230911 H21  0.0   0.1-

Ephemeris:
2023 RA4                 a,e,i = 1.05, 0.08, 6                   q = 0.9626
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 12    23 50 37.9 +37 57 22   0.1859  1.1097   116.8    54.6    22.9
...
2023 08 27    00 10 04.0 +43 12 00   0.1468  1.0932   120.9    52.5    22.3
...
2023 09 04    00 20 17.3 +45 21 04   0.1263  1.0833   123.4    51.0    21.9
...
2023 09 10    00 28 11.3 +46 32 57   0.1112  1.0755   125.5    49.7    21.6
2023 09 11    00 29 32.5 +46 42 14   0.1087  1.0742   125.8    49.5    21.5
2023 09 12    00 30 54.8 +46 50 37   0.1062  1.0729   126.2    49.2    21.4
...
2023 09 18    00 39 38.5 +47 18 57   0.09132 1.0647   128.8    47.4    21.0
...
2023 09 26    00 53 51.7 +46 37 11   0.07209 1.0535   133.2    43.9    20.4
...
2023 10 11    01 38 43.2 +36 02 28   0.03887 1.0323   149.6    29.4    18.6

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-R126