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  • MPEC 2015-X99 : 2015 XT129

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    M.P.E.C. 2015-X99                                Issued 2015 Dec. 8, 14:48 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                      2015 XT129
    
    Observations:
         K15XC9T* C2015 12 06.46199 08 23 21.38 +23 33 52.7          21.4 VqEX099G96
         K15XC9T  C2015 12 06.46967 08 23 22.98 +23 33 48.1          20.6 VqEX099G96
         K15XC9T  C2015 12 06.47736 08 23 24.68 +23 33 42.8          21.4 VqEX099G96
         K15XC9T  C2015 12 06.48505 08 23 26.37 +23 33 37.9          21.0 VqEX099G96
         K15XC9T  C2015 12 06.51314 08 23 32.41 +23 33 18.2          20.2 VqEX099G96
         K15XC9T  C2015 12 06.51875 08 23 33.64 +23 33 14.6          21.1 VqEX099G96
         K15XC9T  C2015 12 06.51961908 23 33.71 +23 33 12.7          20.8 VtEX099H01
         K15XC9T  C2015 12 06.52436 08 23 34.87 +23 33 10.9          21.0 VqEX099G96
         K15XC9T  C2015 12 06.52510108 23 34.90 +23 33 08.9          20.9 VtEX099H01
         K15XC9T  C2015 12 06.52996 08 23 36.04 +23 33 06.8          21.3 VqEX099G96
         K15XC9T  C2015 12 06.53550308 23 37.16 +23 33 01.7          20.9 VtEX099H01
         K15XC9T  C2015 12 06.54142708 23 38.46 +23 32 57.6          21.0 VtEX099H01
         K15XC9T  C2015 12 07.34356808 26 44.32 +23 24 03.4          20.8 VtEX099H01
         K15XC9T  C2015 12 07.34683408 26 45.03 +23 24 01.3          21.1 VtEX099H01
         K15XC9T  C2015 12 07.35716708 26 47.29 +23 23 54.7          20.8 VtEX099H01
         K15XC9T  C2015 12 07.36442108 26 48.88 +23 23 50.0          21.4 VtEX099H01
         K15XC9T  C2015 12 08.11469 08 29 40.23 +23 15 04.9          20.7 VSEX099033
         K15XC9T  C2015 12 08.11705 08 29 40.77 +23 15 03.2          20.7 VSEX099033
         K15XC9T  C2015 12 08.11942 08 29 41.31 +23 15 01.6          20.6 VSEX099033
         K15XC9T  C2015 12 08.12178 08 29 41.82 +23 14 59.9          21.1 VSEX099033
         K15XC9T  C2015 12 08.12415 08 29 42.33 +23 14 58.2          20.9 VSEX099033
         K15XC9T  C2015 12 08.16185 08 29 50.64 +23 14 31.3          20.3 VSEX099033
         K15XC9T  C2015 12 08.16422 08 29 51.17 +23 14 29.6          20.6 VSEX099033
         K15XC9T  C2015 12 08.16658 08 29 51.70 +23 14 27.9          20.1 VSEX099033
         K15XC9T  C2015 12 08.16896 08 29 52.23 +23 14 26.3          20.5 VSEX099033
         K15XC9T  C2015 12 08.17132 08 29 52.73 +23 14 24.4          20.4 VSEX099033
         K15XC9T  C2015 12 08.17369 08 29 53.26 +23 14 22.8          20.0 VSEX099033
         K15XC9T  C2015 12 08.50858 08 31 10.25 +23 10 36.8          21.2 VqEX099I52
         K15XC9T  C2015 12 08.51241 08 31 11.03 +23 10 32.8          20.9 VqEX099I52
         K15XC9T  C2015 12 08.51587 08 31 11.77 +23 10 31.0          21.6 VqEX099I52
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers B. Stecklum,
        C. Hoegner.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    G96 Mt. Lemmon Survey.  Observer D. C. Fuls.  Measurers E. J. Christensen,
        D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski,
        S. M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
        1.5-m reflector + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer A. R. Gibbs.  Measurers
        E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        J. A. Johnson, R. A. Kowalski, S. M. Larson, R. G. Matheny, F. C. Shelly.
        1.0-m reflector + CCD.
    
    Orbital elements:
    2015 XT129                                               Earth MOID = 0.1319 AU
    Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
    M 358.57199              (2000.0)            P               Q
    n   0.43847236     Peri.  150.61540     -0.52713841     -0.84973692
    a   1.7159629      Node   331.19443     +0.77617349     -0.47738225
    e   0.3497575      Incl.    1.01090     +0.34594771     -0.22372606
    P   2.25           H   21.8           G   0.15           U   8
    Residuals in seconds of arc
    151206 G96  0.4+  0.0     151206 H01  0.3-  0.2-    151208 033  0.1+  0.0
    151206 G96  0.4-  0.4+    151206 H01  0.2-  0.2-    151208 033  0.0   0.0
    151206 G96  0.1+  0.2+    151207 H01  0.2-  0.0     151208 033  0.1+  0.0
    151206 G96  0.5+  0.5+    151207 H01  0.2-  0.0     151208 033  0.2+  0.0
    151206 G96  0.0   0.3-    151207 H01  0.2-  0.0     151208 033  0.2+  0.1+
    151206 G96  0.2+  0.0     151207 H01  0.1-  0.0     151208 033  0.1-  0.1-
    151206 H01  0.1-  0.2-    151208 033  0.1-  0.1+    151208 033  0.0   0.0
    151206 G96  0.4+  0.1+    151208 033  0.2+  0.0     151208 I52  0.4+  0.5+
    151206 H01  0.2-  0.2-    151208 033  0.4+  0.1+    151208 I52  0.4-  0.7-
    151206 G96  0.3-  0.1-    151208 033  0.3+  0.1+    151208 I52  0.6-  0.1+
    
    Ephemeris:
    2015 XT129               a,e,i = 1.72, 0.35, 1                   q = 1.1158
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 11 08    06 44 36.1 +26 04 43   0.4306  1.2870   125.0    39.1    22.1
    ...
    2015 11 23    07 34 07.6 +25 21 02   0.3361  1.2267   128.9    38.8    21.4
    ...
    2015 12 01    08 02 52.1 +24 26 36   0.2951  1.1985   130.3    38.8    21.1
    ...
    2015 12 07    08 25 24.3 +23 28 03   0.2685  1.1795   131.2    39.0    20.9
    2015 12 08    08 29 13.7 +23 16 41   0.2644  1.1765   131.3    39.0    20.8
    2015 12 09    08 33 04.1 +23 04 50   0.2605  1.1736   131.4    39.0    20.8
    ...
    2015 12 15    08 56 22.8 +21 43 29   0.2387  1.1575   131.9    39.3    20.6
    ...
    2015 12 23    09 27 46.3 +19 27 23   0.2152  1.1397   132.3    39.6    20.3
    ...
    2016 01 07    10 23 51.6 +14 04 01   0.1867  1.1193   133.2    39.9    20.0
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-X99
    

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