[Iaude] MPEC J161: 2008 XH [a=1.36,e=0.45,i=15.6,H=23.11]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Wed May 8 11:18:19 EDT 2024


M.P.E.C. 2024-J161                                  Issued 2024 May 8, 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

                                    2008 XH                                     


                           Revision to MPEC 2008-X21                            

Additional Observations:
     K08X00H  C2024 04 20.59139216 20 23.570+04 36 17.74         22.45GVEJ161F52
     K08X00H  C2024 04 20.59924316 20 23.583+04 36 19.64         23.07GVEJ161F52
     K08X00H  C2024 04 20.60711416 20 23.603+04 36 21.95         22.70GVEJ161F52
     K08X00H  C2024 04 20.61501116 20 23.588+04 36 23.79         23.03GVEJ161F52
     K08X00H  C2024 05 03.45526516 17 26.613+05 15 52.81         22.29GVEJ161F52
     K08X00H  C2024 05 03.45799016 17 26.470+05 15 52.60         21.38GVEJ161F52
     K08X00H  C2024 05 08.53789516 12 08.551+05 09 57.74         21.66wXEJ161F52
     K08X00H  C2024 05 08.56285216 12 06.073+05 09 52.48         21.55wXEJ161F52
     K08X00H  C2024 05 08.57535916 12 04.857+05 09 49.82         21.28wXEJ161F52

Observer details:
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.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
240420 F52  110-   14-    240508 F52  135-    6-    MPO149168   -79.2 days

Orbital elements:
2008 XH                                                  Earth MOID = 0.0178 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M 286.57277              (2000.0)            P               Q                  
n   0.62162227     Peri.  265.84492     +0.84443752     +0.47640219             
a   1.3597268      Node    65.54583     -0.31863140     +0.81423051             
e   0.4520242      Incl.   15.60551     -0.43058019     +0.33176743             
P   1.59           H   23.11          G   0.15           U   2                  
Residuals in seconds of arc
081201 G96  0.0   0.1+    081202 H01  0.0   0.1+    240420 F52  0.1+  0.2+
081201 G96  0.7+  0.1-    081202 H01  0.0   0.0     240420 F52  0.3-  0.2-
081201 G96  0.1-  0.1-    081202 H01  0.0   0.0     240503 F52  0.2-  0.2+
081202 J95  0.4-  0.1+    081202 H36  1.0-  0.2+    240503 F52  0.0   0.1-
081202 J95  0.9-  0.5-    081202 H36  0.4+  0.6+    240508 F52  0.1+  0.1-
081202 J95  0.2+  0.7-    240420 F52  0.1-  0.2+    240508 F52  0.1-  0.1-
081202 H01  0.0   0.0     240420 F52  0.0   0.0     240508 F52  0.1+  0.0

Ephemeris:
2008 XH                  a,e,i = 1.36, 0.45, 16                  q = 0.7451
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 08    16 15 07.9 +03 32 16   0.5226  1.4056   132.0    32.0    23.8
...
2024 04 23    16 20 38.3 +04 47 04   0.3580  1.3054   141.7    28.5    22.7
...
2024 05 01    16 18 56.7 +05 12 51   0.2773  1.2491   146.9    26.1    22.0
...
2024 05 07    16 14 06.9 +05 14 09   0.2200  1.2059   150.8    24.1    21.4
2024 05 08    16 12 53.1 +05 11 49   0.2107  1.1986   151.4    23.7    21.2
2024 05 09    16 11 30.0 +05 08 30   0.2015  1.1913   152.1    23.4    21.1
...
2024 05 15    15 58 48.2 +04 18 52   0.1477  1.1470   155.6    21.3    20.3
...
2024 05 23    15 15 13.4 +00 05 25   0.08112 1.0874   156.7    21.7    18.9
...
2024 06 07    06 59 49.4 -20 27 49   0.06506 0.9762    52.0   125.0    22.4

A. U. Tomatic                (C) Copyright 2024 MPC           M.P.E.C. 2024-J161





More information about the Iaude mailing list