[Iaude] MPEC X203: 2023 XP7 [a=1.81,e=0.44,i=21.6,H=24.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 11 09:38:10 EST 2023


M.P.E.C. 2023-X203                            Issued 2023 December 11, 14:36 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 XP7                                    


Observations:
     K23X07P* C2023 12 08.17466600 50 15.032+12 36 36.36         22.94GVEX203V00
     K23X07P  C2023 12 08.18079200 50 15.760+12 35 54.56         22.32GVEX203V00
     K23X07P  C2023 12 08.18690500 50 16.379+12 35 14.06               VEX203V00
     K23X07P  C2023 12 08.19303300 50 17.070+12 34 33.24         23.25GVEX203V00
     K23X07P mC2023 12 08.24192400 50 22.535+12 29 05.39               VEX203V00
     K23X07P mC2023 12 08.24288100 50 22.686+12 28 58.66         23.04GVEX203V00
     K23X07P mC2023 12 08.24383800 50 22.801+12 28 52.21         22.72GVEX203V00
     K23X07P mC2023 12 08.24484300 50 22.931+12 28 46.02         22.58GVEX203V00
     K23X07P mC2023 12 09.18010700 52 24.316+10 43 54.66         22.77GVEX203V00
     K23X07P mC2023 12 09.18106500 52 24.438+10 43 48.40               VEX203V00
     K23X07P mC2023 12 09.18202500 52 24.568+10 43 41.74         22.22GVEX203V00
     K23X07P mC2023 12 09.18298200 52 24.643+10 43 36.05         23.21GVEX203V00
     K23X07P KC2023 12 11.15495 00 56 54.44 +06 58 34.5          22.4 RVEX203291
     K23X07P KC2023 12 11.16705 00 56 55.95 +06 57 10.9          22.9 RVEX203291
     K23X07P KC2023 12 11.17924 00 56 57.51 +06 55 46.2          22.2 RVEX203291

Observer details:
291 LPL/Spacewatch II.  Observer M. T. Read.  1.8-m f/2.7 reflector + CCD.
V00 Kitt Peak-Bok.  Observer H. Groeller.  Measurers M. J. Brucker, C. E.
    Woodward, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, H. Groeller, J.
    K. Hogan, R. A. Kowalski, S. M. Larson, C. Lejoly, G. J. Leonard, R. A.
    Mastaler, R. S. McMillan, D. Rankin, R. L. Seaman, A. Serrano, F. C.
    Shelly, K. W. Wierzchos.  2.25-m reflector + 4x4K mosaic CCD.

Orbital elements:
2023 XP7                                                 Earth MOID = 0.0899 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 308.67969              (2000.0)            P               Q                  
n   0.40535854     Peri.  221.11558     -0.30839294     -0.88655578             
a   1.8081863      Node   249.47336     +0.94033106     -0.22932482             
e   0.4429633      Incl.   21.60560     +0.14377512     -0.40178226             
P   2.43           H   24.39          G   0.15           U   9                  
Residuals in seconds of arc
231208 V00  0.1-  0.3+    231208 V00  0.3-  0.2-    231209 V00  0.4+  0.2-
231208 V00  0.6+  0.5-    231208 V00  0.2-  0.2-    231209 V00  0.2-  0.6+
231208 V00  0.3-  0.1-    231208 V00  0.0   0.3+    231211 291  0.0   0.0
231208 V00  0.2-  0.1+    231209 V00  0.1-  0.3-    231211 291  0.2-  0.1+
231208 V00  0.9-  0.1+    231209 V00  0.1+  0.1-    231211 291  0.0   0.2-

Ephemeris:
2023 XP7                 a,e,i = 1.81, 0.44, 22                  q = 1.0072
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 11    00 29 34.6 +47 16 50   0.3253  1.2469   136.6    33.1    23.8
...
2023 11 26    00 31 46.0 +32 16 58   0.2439  1.1633   131.6    39.4    23.2
...
2023 12 04    00 42 18.0 +20 04 02   0.2150  1.1234   125.2    45.8    23.0
...
2023 12 10    00 54 14.5 +09 11 18   0.2021  1.0963   118.7    52.0    23.0
2023 12 11    00 56 32.8 +07 16 48   0.2008  1.0921   117.5    53.1    23.0
2023 12 12    00 58 56.4 +05 21 21   0.1997  1.0879   116.3    54.2    23.1
...
2023 12 18    01 15 00.7 -06 15 29   0.1981  1.0648   108.9    61.0    23.2
...
2023 12 26    01 40 26.5 -20 40 16   0.2081  1.0394    99.8    68.8    23.5
...
2024 01 10    02 36 50.7 -40 28 10   0.2523  1.0110    89.0    76.6    24.1

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X203




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