[Iaude] MPEC X100: 2023 XE2 [a=1.22,e=0.17,i=10.3,H=26.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 6 06:56:35 EST 2023 

M.P.E.C. 2023-X100                             Issued 2023 December 6, 11:54 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 XE2                                    


Observations:
     K23X02E* C2023 12 04.44471903 55 31.289+11 11 36.05         19.63wXEX100F51
     K23X02E  C2023 12 04.45998703 55 28.748+11 16 02.24         20.14wXEX100F51
     K23X02E  C2023 12 04.47542803 55 26.184+11 20 36.02         20.02wXEX100F51
     K23X02E  C2023 12 04.60212603 55 08.670+11 58 00.00         19.51GVEX100F52
     K23X02E  C2023 12 04.60294203 55 08.609+11 58 15.30         19.48GVEX100F52
     K23X02E mC2023 12 05.15544203 54 48.035+14 46 54.73         20.30GVEX100I52
     K23X02E mC2023 12 05.15580903 54 47.977+14 47 00.35         19.72GVEX100I52
     K23X02E mC2023 12 05.15617503 54 47.905+14 47 07.19         20.15GVEX100I52
     K23X02E mC2023 12 05.15654203 54 47.848+14 47 14.60         20.28GVEX100I52
     K23X02E KC2023 12 05.93744 03 53 31.13 +18 55 11.9          19.9 GVEX100204
     K23X02E KC2023 12 05.94501 03 53 29.85 +18 57 39.4                VEX100204
     K23X02E KC2023 12 05.95258 03 53 28.58 +19 00 06.7                VEX100204
     K23X02E KB2023 12 06.08327 03 53 29.18 +19 42 49.3          19.0 GVEX100734
     K23X02E KB2023 12 06.08942 03 53 28.23 +19 44 51.8          19.4 GVEX100734
     K23X02E KB2023 12 06.10151 03 53 26.49 +19 48 52.5          19.8 GVEX100734
     K23X02E KC2023 12 06.27360 03 53 00.39 +20 46 13.0          20.0 RVEX100691
     K23X02E KC2023 12 06.27735 03 52 59.65 +20 47 26.9          19.6 RVEX100691
     K23X02E KC2023 12 06.28109 03 52 58.93 +20 48 41.4                VEX100691

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer R. A. Mastaler.
    0.9-m f/3 reflector + CCD.
734 Farpoint Observatory, Eskridge.  Observers D. Cromer, G. Hug, D. Goodin,
    R. Valentine.  Measurer D. Cromer.  0.69-m f/3.54 reflector + CMO.
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.
I52 Steward Observatory, Mt. Lemmon Station.  Observer G. J. Leonard.
    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.  1.0-m
    prime focus + CCD.

Orbital elements:
2023 XE2                                                 Earth MOID = 0.0323 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 285.47384              (2000.0)            P               Q                  
n   0.72952077     Peri.   18.72110     -0.02579764     -0.98500164             
a   1.2221118      Node    73.03933     +0.89289965     -0.09944532             
e   0.1724493      Incl.   10.27445     +0.44951606     +0.14100492             
P   1.35           H   26.47          G   0.15           U   7                  
Residuals in seconds of arc
231204 F51 (0.7-  4.3+)   231205 I52  0.2+  0.1-    231206 734  0.2-  0.2+
231204 F51  0.1-  0.2-    231205 I52  0.0   0.2-    231206 734  0.8-  0.0
231204 F51  0.1-  0.1-    231205 I52  0.0   0.3+    231206 734  0.4+  0.2-
231204 F52  0.2-  0.1-    231205 204  0.5+  0.1+    231206 691  0.7+  0.3-
231204 F52  0.2+  0.7+    231205 204  0.3+  0.1+    231206 691  0.2+  0.5-
231205 I52 (0.3+  1.2+)   231205 204  0.2+  0.1+    231206 691  0.0   0.1+

Ephemeris:
2023 XE2                 a,e,i = 1.22, 0.17, 10                  q = 1.0114
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 06    04 08 39.7 -34 17 58   0.1177  1.0648   125.9    49.0    23.8
...
2023 11 21    04 06 24.6 -25 31 36   0.06930 1.0377   134.4    42.9    22.4
...
2023 11 29    04 01 19.8 -10 04 36   0.04691 1.0267   148.4    30.3    21.2
...
2023 12 05    03 54 51.6 +13 59 57   0.03578 1.0203   165.9    13.6    20.1
2023 12 06    03 53 26.0 +19 17 10   0.03482 1.0194   167.0    12.5    20.0
2023 12 07    03 51 52.5 +24 49 12   0.03419 1.0185   166.1    13.4    20.0
...
2023 12 13    03 38 24.5 +57 03 44   0.03763 1.0143   141.5    37.2    20.9
...
2023 12 21    02 43 07.4 +82 05 22   0.05513 1.0114   118.6    58.6    22.3
...
2024 01 05    16 21 41.0 +81 21 15   0.09745 1.0145   106.0    68.7    23.9

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-X100

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