[Iaude] MPEC V249: 2010 XP56 [a=1.51,e=0.21,i=19.0,H=23.29]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Tue Nov 14 10:17:41 EST 2023


M.P.E.C. 2023-V249                            Issued 2023 November 14, 15:16 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

                                   2010 XP56                                    


                           Revision to MPEC 2010-X100                           

Additional Observations:
     K10X56P 1C2023 11 13.21639001 44 15.061+47 38 52.84         21.47GVEV249G96
     K10X56P 1C2023 11 13.22163501 44 15.695+47 38 29.94         21.26GVEV249G96
     K10X56P 1C2023 11 13.23279801 44 17.113+47 37 40.37         21.92GVEV249G96
     K10X56P KC2023 11 13.27348601 44 22.050+47 34 39.00         21.87GVEV249I52
     K10X56P KC2023 11 13.27775501 44 22.580+47 34 20.50         20.79GVEV249I52
     K10X56P KC2023 11 13.28202101 44 23.000+47 34 01.10               VEV249I52
     K10X56P KC2023 11 14.11497101 46 24.060+46 31 36.40         22.71GVEV249I52
     K10X56P KC2023 11 14.11806901 46 24.500+46 31 23.20         21.01GVEV249I52
     K10X56P KC2023 11 14.12117001 46 24.870+46 31 09.60         21.72GVEV249I52

Observer details:
G96 Mt. Lemmon Survey.  Observer H. Groeller.  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.
I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m
    prime focus + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
231113 G96  105-   63-    231114 I52  107-   62-    MPO190106    -164 days

Orbital elements:
2010 XP56                                                Earth MOID = 0.2167 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                Veres                   
M 331.22672              (2000.0)            P               Q                  
n   0.52970046     Peri.  154.39568     +0.71804455     -0.62709522             
a   1.5128034      Node   247.88103     +0.56932690     +0.77875089             
e   0.2137691      Incl.   19.02129     +0.40034848     +0.01728114             
P   1.86           H   23.29          G   0.15           U   3                  
Residuals in seconds of arc
101211 G96  0.7-  0.1-    101211 G96  0.5-  0.5+    231113 G96  0.6+  0.0
101211 G96  0.1+  0.1+    101212 H01  0.3+  0.1-    231113 I52  0.1+  0.3-
101211 G96  1.0+  0.2-    101212 H01  0.1+  0.0     231113 I52  0.2+  0.3+
101211 G96  0.4-  0.1-    101212 H01  0.2+  0.1+    231113 I52  0.9-  0.0
101211 G96  0.4-  0.9+    101212 H01  0.2+  0.1-    231114 I52  0.2-  0.2-
101211 G96  0.8-  0.0     231113 G96  0.1+  0.0     231114 I52  0.3+  0.3+
101211 G96  0.6-  0.6-    231113 G96  0.0   0.2+    231114 I52  0.1+  0.5+

Ephemeris:
2010 XP56                a,e,i = 1.51, 0.21, 19                  q = 1.1894
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 10 15    00 38 33.5 +67 22 11   0.3320  1.2004   120.5    45.7    23.0
...
2023 10 30    01 10 06.1 +61 09 25   0.2736  1.1906   130.9    39.1    22.4
...
2023 11 07    01 29 20.8 +54 33 47   0.2487  1.1894   138.7    33.4    22.0
...
2023 11 13    01 43 43.8 +47 54 42   0.2354  1.1904   145.0    28.5    21.8
2023 11 14    01 46 05.6 +46 40 18   0.2338  1.1907   146.1    27.6    21.7
2023 11 15    01 48 26.6 +45 23 56   0.2324  1.1911   147.1    26.8    21.7
...
2023 11 21    02 02 15.5 +37 13 18   0.2282  1.1942   151.9    22.9    21.6
...
2023 11 29    02 19 46.6 +25 51 49   0.2355  1.2008   152.8    22.1    21.6
...
2023 12 14    02 49 58.4 +08 29 31   0.2870  1.2201   140.7    30.8    22.3

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-V249




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