[Iaude] MPEC X137: 2023 XN3 [a=1.99,e=0.50,i=7.1,H=26.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 7 09:20:35 EST 2023 

M.P.E.C. 2023-X137                             Issued 2023 December 7, 14:18 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 XN3                                    


Observations:
     K23X03N*1C2023 12 05.41038805 16 01.574+10 42 48.35         21.07GVEX137G96
     K23X03N 1C2023 12 05.41552705 16 05.635+10 43 34.39         20.85GVEX137G96
     K23X03N 1C2023 12 05.42581705 16 13.901+10 45 07.27         21.21GVEX137G96
     K23X03N KC2023 12 05.45533205 16 37.200+10 49 23.58         20.9 GVEX137H01
     K23X03N KC2023 12 05.45879405 16 40.027+10 49 54.71         20.7 GVEX137H01
     K23X03N KC2023 12 05.47096405 16 49.941+10 51 43.17         20.5 GVEX137H01
     K23X03N KC2023 12 05.47684305 16 54.766+10 52 35.87         20.8 GVEX137H01
     K23X03N KC2023 12 05.49503405 17 09.930+10 55 24.10         21.04GVEX137I52
     K23X03N KC2023 12 05.49875505 17 13.050+10 55 57.70         21.33GVEX137I52
     K23X03N KC2023 12 05.50246705 17 16.140+10 56 31.20         21.13GVEX137I52
     K23X03N  C2023 12 06.35758 05 30 30.55 +13 14 07.9          21.0 GVEX137I52
     K23X03N  C2023 12 06.35948 05 30 32.32 +13 14 27.3          20.6 GVEX137I52
     K23X03N 1C2023 12 06.40104905 31 10.549+13 21 26.82         20.17GVEX137G96
     K23X03N 1C2023 12 06.40146505 31 10.931+13 21 30.53         20.79GVEX137G96
     K23X03N 1C2023 12 06.40188005 31 11.305+13 21 35.71         20.68GVEX137G96
     K23X03N 1C2023 12 06.40229505 31 11.723+13 21 40.07         20.72GVEX137G96
     K23X03N KC2023 12 07.09944 05 43 21.35 +15 24 09.2                VEX137204
     K23X03N KC2023 12 07.11154 05 43 34.18 +15 26 20.7          20.7 GVEX137204

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + 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.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 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, B.
    Gray.  1.0-m prime focus + CCD, 1.0-m f/2.0 prime focus + CCD.

Orbital elements:
2023 XN3                                                 Earth MOID = 0.0255 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 322.55975              (2000.0)            P               Q                  
n   0.35058084     Peri.   23.21128     -0.18321420     -0.97559697             
a   1.9919446      Node    77.51872     +0.88140766     -0.21753205             
e   0.5018229      Incl.    7.11942     +0.43537696     +0.02983896             
P   2.81           H   26.96          G   0.15           U   8                  
Residuals in seconds of arc
231205 G96  0.2+  0.2+    231205 H01  0.3-  0.0     231206 G96  0.1+  0.2-
231205 G96  0.0   0.4+    231205 I52  0.3-  0.4-    231206 G96  0.0   0.7-
231205 G96 (1.3+  1.4+)   231205 I52  0.3+  0.1-    231206 G96  0.1-  0.3+
231205 H01  0.1-  0.1-    231205 I52  0.4+  0.1+    231206 G96  0.4+  0.4+
231205 H01  0.1+  0.1+    231206 I52  0.3-  0.2-    231207 204  0.3-  0.1+
231205 H01  0.3-  0.1-    231206 I52  0.2+  0.0     231207 204  0.2+  0.0

Ephemeris:
2023 XN3                 a,e,i = 1.99, 0.50, 7                   q = 0.9923
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 07    03 25 02.4 -06 45 47   0.1908  1.1672   155.3    20.8    24.7
...
2023 11 22    03 49 16.4 -04 37 00   0.1077  1.0867   155.4    22.2    23.4
...
2023 11 30    04 23 28.8 +01 09 52   0.06953 1.0518   159.7    19.0    22.2
...
2023 12 06    05 24 49.8 +12 15 55   0.04605 1.0303   166.5    12.9    21.1
2023 12 07    05 41 36.9 +15 07 42   0.04301 1.0271   166.1    13.3    21.0
2023 12 08    06 01 16.7 +18 18 17   0.04036 1.0241   164.1    15.2    20.9
...
2023 12 14    09 05 12.3 +36 14 48   0.03644 1.0086   130.6    47.8    21.6
...
2023 12 22    12 13 41.2 +34 26 20   0.05920 0.9957   100.0    76.7    23.5
...
2024 01 06    13 37 56.5 +27 01 02   0.1202  0.9971    93.1    80.0    25.1

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-X137

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