[Iaude] MPEC Y74: 2023 XT20 [a=2.45,e=0.69,i=2.1,H=25.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 21 15:58:14 EST 2023


M.P.E.C. 2023-Y74                             Issued 2023 December 21, 20:56 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 XT20                                    


Observations:
     K23X20T* C2023 12 04.38712805 47 27.374+02 21 10.16         21.00wXEY074F52
     K23X20T  C2023 12 04.39997905 47 23.755+02 23 11.01         21.33wXEY074F52
     K23X20T  C2023 12 04.41283205 47 20.159+02 25 10.55         20.83wXEY074F52
     K23X20T  C2023 12 04.42568205 47 16.492+02 27 10.95         20.85GVEY074F52
     K23X20T  C2023 12 04.59753605 46 28.923+02 53 20.25         21.38GVEY074F52
     K23X20T  C2023 12 04.59817805 46 28.757+02 53 25.82         21.06GVEY074F52
     K23X20T  C2023 12 06.43562205 40 33.355+06 42 33.04         21.73GVEY074F52
     K23X20T  C2023 12 06.43643805 40 33.210+06 42 38.17         21.42GVEY074F52
     K23X20T  C2023 12 07.49742405 37 49.228+08 23 03.65         22.11GVEY074F51
     K23X20T  C2023 12 07.51319705 37 46.513+08 24 25.68         21.48GVEY074F51
     K23X20T  C2023 12 07.54413905 37 41.317+08 27 03.32         21.84GVEY074F51
     K23X20T  C2023 12 07.55655705 37 39.249+08 28 07.09         21.55GVEY074F51
     K23X20T  C2023 12 12.50112205 29 21.294+13 26 50.44         23.61GVEY074F51
     K23X20T  C2023 12 12.51790405 29 19.757+13 27 33.27         21.98GVEY074F51

Observer details:
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.

Orbital elements:
2023 XT20                                                Earth MOID = 0.0028 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5                MPC                     
M 350.89332              (2000.0)            P               Q                  
n   0.25721646     Peri.  242.25876     +0.99907246     -0.02828676             
a   2.4487073      Node   119.34603     +0.03853094     +0.92387339             
e   0.6866890      Incl.    2.13455     -0.01922484     +0.38165144             
P   3.83           H   25.61          G   0.15           U   8                  
Residuals in seconds of arc
231204 F52  0.2+  0.2-    231204 F52  0.0   0.2+    231207 F51  0.0   0.3-
231204 F52  0.2+  0.1+    231206 F52  0.1-  0.1-    231207 F51  0.1-  0.3+
231204 F52  0.7+  0.7-    231206 F52  0.2+  0.0     231212 F51  0.0   0.2-
231204 F52  0.2+  0.2-    231207 F51  0.1+  0.4-    231212 F51  0.5+  0.2+
231204 F52  0.0   0.4+    231207 F51  0.2-  0.5+

Ephemeris:
2023 XT20                a,e,i = 2.45, 0.69, 2                   q = 0.7672
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2023 11 21    16 02 58.2 -50 01 54   0.06380 0.9337    30.6   147.5    27.5
...
2023 12 06    05 41 47.6 +05 55 44   0.09422 1.0739   158.9    19.3    21.6
...
2023 12 14    05 27 41.6 +14 25 44   0.1718  1.1546   171.2     7.5    22.6
...
2023 12 20    05 23 09.0 +17 09 00   0.2346  1.2163   171.3     7.0    23.4
2023 12 21    05 22 39.1 +17 28 47   0.2454  1.2266   170.6     7.5    23.5
2023 12 22    05 22 12.8 +17 47 06   0.2564  1.2370   169.9     8.0    23.7
...
2023 12 28    05 20 38.8 +19 13 39   0.3247  1.2992   164.6    11.6    24.4
...
2024 01 05    05 20 50.8 +20 30 08   0.4228  1.3822   156.9    16.2    25.3
...
2024 01 20    05 26 47.6 +21 56 44   0.6302  1.5357   143.2    22.6    26.6

A. U. Tomatic                (C) Copyright 2023 MPC           M.P.E.C. 2023-Y74




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