[Iaude] MPEC X121: 2023 XY2 [a=1.67,e=0.54,i=1.2,H=25.1]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 6 19:37:44 EST 2023


M.P.E.C. 2023-X121                             Issued 2023 December 7, 00:36 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 XY2                                    


Observations:
     K23X02Y*1C2023 12 05.36472303 36 17.014+09 37 17.65         20.86GVEX121G96
     K23X02Y 1C2023 12 05.37035803 36 15.008+09 36 58.72         20.57GVEX121G96
     K23X02Y 1C2023 12 05.37597603 36 12.989+09 36 38.30         20.46GVEX121G96
     K23X02Y 1C2023 12 05.38158603 36 10.984+09 36 19.80         20.39GVEX121G96
     K23X02Y KC2023 12 05.42762403 35 54.500+09 33 41.40               VEX121I52
     K23X02Y KC2023 12 05.42964103 35 53.750+09 33 32.50         20.70GVEX121I52
     K23X02Y KC2023 12 05.43164603 35 53.090+09 33 25.20         21.20GVEX121I52
     K23X02Y  C2023 12 06.14722103 31 45.471+08 50 04.69         20.3 GVEX121H01
     K23X02Y  C2023 12 06.15073203 31 44.017+08 49 51.24         20.3 GVEX121H01
     K23X02Y KC2023 12 06.15251503 31 43.12 +08 49 42.2          20.0 GXEX121858
     K23X02Y  C2023 12 06.16105703 31 39.705+08 49 11.39         20.4 GVEX121H01
     K23X02Y |C2023 12 06.16270003 31 34.990+08 51 06.10         21.0 VuEX121807
     K23X02Y |C2023 12 06.16595803 31 33.620+08 50 53.30         20.5 VuEX121807
     K23X02Y KC2023 12 06.16635203 31 37.34 +08 48 49.2          20.5 GXEX121858
     K23X02Y |C2023 12 06.16921003 31 32.280+08 50 40.90         20.7 VuEX121807
     K23X02Y  C2023 12 06.17203703 31 35.111+08 48 29.09         20.3 GVEX121H01
     K23X02Y !C2023 12 06.29902 03 30 41.98 +08 40 06.8          20.8 RVEX121673
     K23X02Y !C2023 12 06.30588 03 30 39.02 +08 39 39.4                VEX121673
     K23X02Y KC2023 12 06.93364 03 26 18.33 +07 54 40.9                VEX121204
     K23X02Y KC2023 12 06.95161 03 26 09.70 +07 53 19.0          20.4 GVEX121204

Observer details:
204 Schiaparelli Observatory.  Observers L. Buzzi, G. Galli.  0.84-m f/3.5
    reflector + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Pittichova.  1.0-m
    f/15 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.
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.  1.0-m
    prime focus + CCD.

Orbital elements:
2023 XY2                                                 Earth MOID = 0.0097 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 296.95470              (2000.0)            P               Q                  
n   0.45697379     Peri.   41.50274     -0.86723890     -0.49748825             
a   1.6693287      Node   108.65280     +0.45104711     -0.80206105             
e   0.5443912      Incl.    1.21275     +0.21083925     -0.33045955             
P   2.16           H   25.18          G   0.15           U   8                  
Residuals in seconds of arc
231205 G96  0.7-  0.2+    231206 H01  0.0   0.0     231206 807  0.4+  0.1+
231205 G96  0.1-  0.6+    231206 H01  0.1+  0.1+    231206 H01  0.1+  0.1+
231205 G96  0.1+  0.5-    231206 858  0.2-  0.3-    231206 673  0.0   0.2-
231205 G96  0.4+  0.3+    231206 H01  0.0   0.1-    231206 673  0.1+  0.0
231205 I52 (0.3+  1.6+)   231206 807  0.3-  0.1+    231206 204  0.2+  0.1-
231205 I52  0.2-  0.3-    231206 807  0.2-  0.2-    231206 204  0.2-  0.1+
231205 I52  0.5+  0.6-    231206 858  0.3-  0.1+

Ephemeris:
2023 XY2                 a,e,i = 1.67, 0.54, 1                   q = 0.7606
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 07    04 18 25.1 +17 15 40   0.3346  1.3073   157.9    16.6    24.3
...
2023 11 22    04 10 45.9 +15 22 18   0.1919  1.1785   172.8     6.0    22.4
...
2023 11 30    03 56 49.4 +13 01 43   0.1249  1.1095   169.7     9.2    21.5
...
2023 12 06    03 32 37.7 +09 00 21   0.07832 1.0583   157.6    20.8    20.8
2023 12 07    03 25 50.0 +07 50 57   0.07090 1.0498   154.7    23.7    20.7
2023 12 08    03 17 34.8 +06 25 42   0.06362 1.0414   151.3    27.1    20.5
...
2023 12 14    01 00 27.3 -16 46 15   0.02754 0.9918   104.6    73.9    19.9
...
2023 12 22    18 19 46.3 -30 02 39   0.05550 0.9288     8.2   171.3
...
2024 01 06    17 10 45.9 -22 45 52   0.1760  0.8290    26.1   148.5    29.2

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-X121




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