[Iaude] MPEC X146: 2023 XE4 [a=2.45,e=0.57,i=5.6,H=24.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Dec 8 00:10:24 EST 2023 

M.P.E.C. 2023-X146                             Issued 2023 December 8, 05:08 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 XE4                                    


Observations:
     K23X04E* C2023 12 06.34794103 15 31.718-05 31 11.78         21.25wXEX146F51
     K23X04E  C2023 12 06.38160303 15 43.306-05 33 01.01         21.31wXEX146F51
     K23X04E  C2023 12 06.39482303 15 47.869-05 33 43.99         21.15wXEX146F51
     K23X04E |C2023 12 07.13257503 20 29.780-06 12 28.90         21.1 VuEX146807
     K23X04E |C2023 12 07.14238003 20 33.360-06 13 00.90         21.1 VuEX146807
     K23X04E |C2023 12 07.15219003 20 36.820-06 13 32.80         21.2 VuEX146807
     K23X04E KC2023 12 07.18220 03 20 50.85 -06 16 31.7          21.1 RVEX146291
     K23X04E KC2023 12 07.18459 03 20 51.67 -06 16 39.8          21.0 RVEX146291
     K23X04E KC2023 12 07.18700 03 20 52.56 -06 16 47.5          21.1 RVEX146291
     K23X04E 1C2023 12 07.24288603 21 12.539-06 19 49.91         21.06GVEX146G96
     K23X04E 1C2023 12 07.24855403 21 14.548-06 20 08.16         21.32GVEX146G96
     K23X04E 1C2023 12 07.25422203 21 16.592-06 20 26.09         20.79GVEX146G96
     K23X04E 1C2023 12 07.25989103 21 18.630-06 20 44.99         21.15GVEX146G96
     K23X04E  C2023 12 07.33649003 21 49.888-06 24 39.42         21.09GVEX146F51
     K23X04E  C2023 12 07.33730703 21 50.182-06 24 41.98         20.97GVEX146F51
     K23X04E KC2023 12 08.15795803 27 14.61 -07 09 15.6          21.5 GXEX146858
     K23X04E KC2023 12 08.16904303 27 18.79 -07 09 51.7          20.9 GXEX146858
     K23X04E KC2023 12 08.18032103 27 23.00 -07 10 28.2          21.3 GXEX146858

Observer details:
291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes, L.
    Horn.  0.61-m f/11 Ritchey-Chretien + CCD.
858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m f/8.1
    Schmidt-Cassegrain + 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.
G96 Mt. Lemmon Survey.  Observer J. K. Hogan.  Measurers E. C. Beshore, 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, F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.

Orbital elements:
2023 XE4                                                 Earth MOID = 0.0966 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 335.08610              (2000.0)            P               Q                  
n   0.25724066     Peri.  217.70684     +0.08875796     -0.99344059             
a   2.4485537      Node   227.32565     +0.93605983     +0.10793396             
e   0.5651256      Incl.    5.62750     +0.34046147     -0.03776310             
P   3.83           H   24.61          G   0.15           U   8                  
Residuals in seconds of arc
231206 F51  0.0   0.0     231207 291  0.5+  0.1+    231207 G96  0.0   0.2-
231206 F51  0.0   0.0     231207 291  0.1-  0.2-    231207 F51  0.1+  0.1-
231206 F51  0.0   0.1-    231207 291  0.3+  0.0     231207 F51  0.1+  0.0
231207 807  0.7-  0.2+    231207 G96  0.2+  0.2-    231208 858  0.5-  0.2-
231207 807  0.5+  0.0     231207 G96  0.2-  0.1-    231208 858  0.0   0.3-
231207 807  0.1-  0.1-    231207 G96  0.1-  0.4+    231208 858  0.0   0.1-

Ephemeris:
2023 XE4                 a,e,i = 2.45, 0.57, 6                   q = 1.0648
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 08    01 40 39.2 +13 41 40   0.1941  1.1780   163.0    14.2    22.2
...
2023 11 23    02 12 23.5 +05 26 05   0.1394  1.1124   151.7    24.9    21.7
...
2023 12 01    02 45 22.7 -00 47 28   0.1193  1.0879   146.8    29.8    21.5
...
2023 12 07    03 19 38.6 -06 05 49   0.1091  1.0751   143.6    33.0    21.3
2023 12 08    03 26 09.5 -06 59 49   0.1079  1.0734   143.1    33.4    21.3
2023 12 09    03 32 53.3 -07 53 30   0.1068  1.0719   142.6    33.9    21.3
...
2023 12 15    04 17 04.4 -12 55 08   0.1037  1.0659   140.0    36.4    21.3
...
2023 12 23    05 20 25.1 -17 37 25   0.1081  1.0661   137.7    38.4    21.5
...
2024 01 07    06 57 19.6 -18 45 26   0.1387  1.0913   138.7    36.5    22.0

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X146

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