[Iaude] MPEC X213: 2023 XD8 [a=1.66,e=0.32,i=3.5,H=24.5]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Mon Dec 11 10:01:22 EST 2023


M.P.E.C. 2023-X213                            Issued 2023 December 11, 14:59 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 XD8                                    


Observations:
     K23X08D 1C2023 12 06.30390 03 57 19.48 +02 40 50.5          21.9 GVEX213G96
     K23X08D 1C2023 12 06.30953 03 57 19.79 +02 40 46.6          21.9 GVEX213G96
     K23X08D 1C2023 12 06.31518 03 57 20.13 +02 40 42.8                VEX213G96
     K23X08D* C2023 12 09.30943104 01 53.153+02 06 06.62         21.83wXEX213F51
     K23X08D  C2023 12 09.32189404 01 54.090+02 05 58.94         21.74wXEX213F51
     K23X08D  C2023 12 09.33442804 01 55.018+02 05 51.15         21.94wXEX213F51
     K23X08D  C2023 12 09.34991204 01 56.141+02 05 41.43         21.97wXEX213F51
     K23X08D KC2023 12 10.17627 04 03 14.75 +01 57 11.7          21.3 RVEX213691
     K23X08D KC2023 12 10.18807 04 03 15.72 +01 57 04.0          21.9 RVEX213691
     K23X08D KC2023 12 10.19987 04 03 16.64 +01 56 57.1          21.9 RVEX213691
     K23X08D  C2023 12 10.36383004 03 31.547+01 55 31.47         21.49GVEX213F52
     K23X08D  C2023 12 10.36464604 03 31.600+01 55 31.00         21.58GVEX213F52
     K23X08D KC2023 12 11.19534604 04 51.11 +01 47 32.9          22.0 GVEX213H21
     K23X08D KC2023 12 11.20112504 04 51.59 +01 47 29.7          21.7 GVEX213H21
     K23X08D KC2023 12 11.20882904 04 52.20 +01 47 25.9          22.0 GVEX213H21

Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer M. T. Read.  0.9-m
    f/3 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer J. K. Hogan.  Measurers B. Gray, D. Rankin,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + CCD.

Orbital elements:
2023 XD8                                                 Earth MOID = 0.1579 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 314.97974              (2000.0)            P               Q                  
n   0.45997678     Peri.  238.88412     +0.10346849     -0.99429765             
a   1.6620552      Node   205.21556     +0.93195158     +0.10598352             
e   0.3178270      Incl.    3.47407     +0.34750615     +0.01181838             
P   2.14           H   24.57          G   0.15           U   9                  
Residuals in seconds of arc
231206 G96  1.1+  0.5-    231209 F51  0.0   0.0     231210 F52  0.1+  0.1+
231206 G96  0.1-  0.1-    231209 F51  0.2-  0.1-    231210 F52  0.0   0.1+
231206 G96  0.9-  0.5+    231210 691  0.2-  0.7+    231211 H21  0.2-  0.1-
231209 F51  0.1-  0.1-    231210 691  0.4+  0.1-    231211 H21  0.1+  0.2-
231209 F51  0.0   0.0     231210 691  0.4+  0.2-    231211 H21  0.0   0.2+

Ephemeris:
2023 XD8                 a,e,i = 1.66, 0.32, 3                   q = 1.1338
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 11    03 28 42.8 +10 19 59   0.1985  1.1865   170.6     7.8    22.0
...
2023 11 26    03 43 54.0 +05 24 41   0.1730  1.1543   163.9    13.8    21.9
...
2023 12 04    03 54 03.6 +03 12 27   0.1675  1.1429   158.2    18.7    21.9
...
2023 12 10    04 02 56.4 +01 59 22   0.1666  1.1373   154.3    22.1    22.0
2023 12 11    04 04 32.1 +01 49 51   0.1667  1.1367   153.7    22.6    22.0
2023 12 12    04 06 09.9 +01 41 10   0.1669  1.1361   153.1    23.1    22.1
...
2023 12 18    04 16 40.5 +01 06 41   0.1695  1.1339   149.9    25.8    22.2
...
2023 12 26    04 32 35.4 +01 07 08   0.1768  1.1351   146.5    28.5    22.3
...
2024 01 10    05 06 40.4 +03 04 57   0.2023  1.1498   142.1    31.7    22.8

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X213




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