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    • MPEC 2023-R100 : 2023 RX2

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    M.P.E.C. 2023-R100                           Issued 2023 September 10, 13:12 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 RX2                                 


Observations:
     K23R02X* C2023 09 08.27039 22 10 07.40 +10 43 55.6          19.25RUER100I41
     K23R02X  C2023 09 08.27074 22 10 08.63 +10 43 53.0          19.25RUER100I41
     K23R02X  C2023 09 08.27675 22 10 30.85 +10 43 10.5          19.00RUER100I41
     K23R02X  C2023 09 08.27710 22 10 32.09 +10 43 08.0          19.00RUER100I41
     K23R02X KC2023 09 10.02023 23 42 09.51 +07 00 14.6          19.7 GXER100L51
     K23R02X KC2023 09 10.02186 23 42 13.28 +07 00 03.4          19.8 GXER100L51
     K23R02X KC2023 09 10.02343 23 42 16.99 +06 59 52.5          19.7 GXER100L51
     K23R02X 1C2023 09 10.08482 23 44 47.76 +06 52 08.1          20.4 VXER100033
     K23R02X 1C2023 09 10.08516 23 44 48.54 +06 52 05.7          20.1 VXER100033
     K23R02X 1C2023 09 10.08550 23 44 49.35 +06 52 03.2          20.3 VXER100033
     K23R02X KC2023 09 10.10567523 45 35.72 +06 50 06.6                VER100204
     K23R02X KC2023 09 10.11193323 45 50.18 +06 49 22.5          19.6 GVER100204
     K23R02X KC2023 09 10.11818523 46 04.59 +06 48 38.1                VER100204
     K23R02X KC2023 09 10.14406923 47 39.012+06 46 40.40         19.40GVER100I52
     K23R02X KC2023 09 10.14532623 47 41.910+06 46 31.01         19.52GVER100I52
     K23R02X KC2023 09 10.14660523 47 44.862+06 46 22.66         20.10GVER100I52
     K23R02X KC2023 09 10.14787723 47 47.803+06 46 14.59         19.40GVER100I52

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.
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
I41 Palomar Mountain--ZTF.  Observers K. Venkataramani, T. Prince, G. Helou,
    Q.-Z. Ye, D. Kulkarni, V. Swain, C. Y. Hsu, Y. Cheng, T. Batra.  Measurers
    F. Masci, D. Shupe, K. Venkataramani, Q.-Z. Ye.  1.2-m f/2.44 Oschin-
    Schmidt + 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.
L51 MARGO, Nauchnyi.  Observer G. Borisov.  0.50-m f/1.9 reflector + CCD.

Orbital elements:
2023 RX2                                                 Earth MOID = 0.0149 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M   5.01958              (2000.0)            P               Q                  
n   0.26382602     Peri.  158.51033     +0.84445555     +0.53538437             
a   2.4076368      Node   169.07656     -0.50296019     +0.80291886             
e   0.5816711      Incl.    4.86612     -0.18418976     +0.26207802             
P   3.74           H   27.32          G   0.15           U   8                  
Residuals in seconds of arc
230908 I41  0.3+  0.4-    230910 L51  0.4-  0.6+    230910 204  0.2+  0.1+
230908 I41  0.6-  0.4-    230910 033  0.1-  0.1-    230910 I52  0.0   0.5+
230908 I41  0.5+  0.4+    230910 033  0.3-  0.1-    230910 I52  0.1-  0.5-
230908 I41  0.2-  0.4+    230910 033  0.0   0.2-    230910 I52  0.0   0.3-
230910 L51  0.7+  0.3-    230910 204  0.2-  0.2-    230910 I52  0.1+  0.2+
230910 L51  0.5-  0.2+    230910 204  0.2+  0.2+

Ephemeris:
2023 RX2                 a,e,i = 2.41, 0.58, 5                   q = 1.0072
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 08 11    15 27 05.0 +05 10 15   0.1364  1.0231    90.1    82.2    25.9
...
2023 08 26    16 01 00.9 +06 48 27   0.06516 1.0071    84.9    91.4    24.6
...
2023 09 03    17 31 18.4 +10 31 56   0.02806 1.0140    99.6    78.8    22.3
...
2023 09 09    22 53 35.8 +09 13 46   0.01925 1.0261   164.8    15.0    19.6
2023 09 10    23 41 28.3 +07 06 52   0.02208 1.0286   165.5    14.2    19.9
2023 09 11    00 16 55.6 +05 19 08   0.02566 1.0313   161.4    18.1    20.4
...
2023 09 17    01 45 37.5 +00 11 55   0.05321 1.0507   147.6    30.9    22.4
...
2023 09 25    02 14 09.9 -01 42 09   0.09448 1.0841   147.6    29.7    23.7
...
2023 10 10    02 22 45.4 -02 30 53   0.1789  1.1661   157.4    19.2    24.9

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-R100

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