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  • MPEC 2015-X112: 2015 XT168

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    M.P.E.C. 2015-X112                               Issued 2015 Dec.  9, 14:31 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 XT168
    
    Observations:
         K15XG8T* C2015 12 06.05906 23 21 08.71 -07 50 28.8          21.3 VqEX112G96
         K15XG8T  C2015 12 06.06418 23 21 09.75 -07 50 02.5          22.1 VqEX112G96
         K15XG8T  C2015 12 06.06930 23 21 10.79 -07 49 36.1          21.4 VqEX112G96
         K15XG8T  C2015 12 06.07442 23 21 11.84 -07 49 10.2          21.4 VqEX112G96
         K15XG8T  C2015 12 06.14579 23 21 26.57 -07 43 06.6          21.1 VqEX112G96
         K15XG8T  C2015 12 06.15165 23 21 27.77 -07 42 36.8          20.9 VqEX112G96
         K15XG8T  C2015 12 06.16337 23 21 30.11 -07 41 37.5          21.6 VqEX112G96
         K15XG8T  C2015 12 06.19053523 21 35.75 -07 39 19.6          21.1 VtEX112H01
         K15XG8T  C2015 12 06.19402823 21 36.47 -07 39 01.4          20.8 VtEX112H01
         K15XG8T  C2015 12 06.20176723 21 38.08 -07 38 22.2          20.9 VtEX112H01
         K15XG8T  C2015 12 06.21845023 21 41.55 -07 36 57.2          21.1 VtEX112H01
         K15XG8T |C2015 12 07.03452 23 24 35.16 -06 28 16.3          20.4 VuEX112807
         K15XG8T |C2015 12 07.03745 23 24 35.76 -06 28 01.8          20.7 VuEX112807
         K15XG8T |C2015 12 07.04051 23 24 36.36 -06 27 46.4          20.7 VuEX112807
         K15XG8T |C2015 12 07.04335 23 24 36.91 -06 27 32.5          20.5 VuEX112807
         K15XG8T |C2015 12 07.04641 23 24 37.53 -06 27 17.3          20.6 VuEX112807
         K15XG8T |C2015 12 08.03602 23 28 02.15 -05 06 48.5          21.0 VuEX112807
         K15XG8T |C2015 12 08.04035 23 28 03.01 -05 06 27.6          21.3 VuEX112807
         K15XG8T |C2015 12 08.04480 23 28 03.89 -05 06 05.5          21.3 VuEX112807
         K15XG8T  C2015 12 08.16714 23 28 28.68 -04 56 45.3          21.3 VqEX112I52
         K15XG8T  C2015 12 08.16936 23 28 29.13 -04 56 35.0          20.8 VqEX112I52
         K15XG8T  C2015 12 08.17387 23 28 30.10 -04 56 13.9          20.4 VqEX112I52
         K15XG8T  C2015 12 08.73208 23 30 23.51 -04 12 10.3          20.6 VSEX112033
         K15XG8T  C2015 12 08.73515 23 30 24.13 -04 11 55.7          20.9 VSEX112033
         K15XG8T  C2015 12 08.73821 23 30 24.70 -04 11 41.4          20.8 VSEX112033
         K15XG8T  C2015 12 08.74127 23 30 25.29 -04 11 27.2          20.8 VSEX112033
         K15XG8T  C2015 12 08.74442 23 30 25.89 -04 11 12.3          20.9 VSEX112033
         K15XG8T  C2015 12 08.74749 23 30 26.48 -04 10 58.2          21.0 VSEX112033
         K15XG8T  C2015 12 08.79808 23 30 36.26 -04 07 00.2          20.4 VSEX112033
         K15XG8T  C2015 12 08.80113 23 30 36.88 -04 06 45.3          21.1 VSEX112033
         K15XG8T  C2015 12 08.80420 23 30 37.44 -04 06 31.3          21.0 VSEX112033
         K15XG8T  C2015 12 08.80726 23 30 38.03 -04 06 16.9          21.1 VSEX112033
         K15XG8T  C2015 12 09.09250 23 31 35.14 -03 43 57.8          22.1 RoEX112926
         K15XG8T  C2015 12 09.09758 23 31 36.12 -03 43 34.1          20.8 RoEX112926
         K15XG8T  C2015 12 09.10267 23 31 37.06 -03 43 10.3          21.3 RoEX112926
         K15XG8T  C2015 12 09.22394 23 32 01.126-03 33 43.12         21.2 wLEX112F51
         K15XG8T  C2015 12 09.23625 23 32 03.468-03 32 45.53         21.1 wLEX112F51
         K15XG8T  C2015 12 09.24861 23 32 05.783-03 31 48.85         21.2 wLEX112F51
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers B. Stecklum,
        C. Hoegner.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
        + CCD.
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
    F51 Pan-STARRS 1, Haleakala.  Observers B. Gibson, T. Goggia, N. Primak,
        A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau,
        H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
        R. Weryk.  1.8-m Ritchey-Chretien + 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 XT168                                               Earth MOID = 0.0676 AU
    Epoch 2016 Jan. 13.0 TT = JDT 2457400.5                 MPC
    M 144.29816              (2000.0)            P               Q
    n   1.07839986     Peri.  226.11759     +0.21593875     +0.93225107
    a   0.9417801      Node    58.51681     -0.76949053     +0.34550392
    e   0.2767303      Incl.   19.90243     -0.60104474     -0.10740109
    P   0.91           H   20.9           G   0.15           U   8
    Residuals in seconds of arc
    151206 G96  0.4+  0.0     151207 807  0.3+  0.2+    151208 033  0.1+  0.1-
    151206 G96  0.2+  0.2+    151207 807  0.0   0.0     151208 033  0.1+  0.5-
    151206 G96  0.0   0.5+    151207 807  0.1+  0.0     151208 033  0.0   0.3-
    151206 G96  0.0   0.3+    151208 807  0.0   0.5-    151208 033  0.4+  0.2+
    151206 G96  0.6+  0.0     151208 807  0.2+  0.4-    151208 033  0.1-  0.2-
    151206 G96  0.4+  0.0     151208 807  0.3+  0.3+    151208 033  0.1-  0.2-
    151206 G96  0.8-  0.4-    151208 I52  0.3-  0.5+    151209 926  0.3-  0.3-
    151206 H01  0.2+  0.5-    151208 I52  0.1-  0.1+    151209 926  0.0   0.2-
    151206 H01  0.1+  0.1-    151208 I52  1.2+  0.4-    151209 926  0.4-  0.1-
    151206 H01  0.1+  0.3-    151208 033  0.2+  0.1-    151209 F51  0.1-  0.2-
    151206 H01  0.1-  0.3-    151208 033  0.6+  0.1+    151209 F51  0.4+  0.4+
    151207 807  0.4+  0.0     151208 033  0.3+  0.0     151209 F51  0.2+  0.2-
    151207 807  0.5+  0.0     151208 033  0.3+  0.2-
    
    Ephemeris:
    2015 XT168               a,e,i = 0.94, 0.28, 20                  q = 0.6812
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 11 09    20 21 18.2 -52 25 39   0.2822  0.9420    71.9    91.6    21.3
    ...
    2015 11 24    22 27 08.9 -27 39 58   0.2764  1.0121    87.2    77.0    20.8
    ...
    2015 12 02    23 05 35.8 -13 55 42   0.3038  1.0459    92.8    70.3    20.9
    ...
    2015 12 08    23 27 55.3 -05 09 56   0.3352  1.0693    95.3    66.6    21.0
    2015 12 09    23 31 16.8 -03 50 57   0.3411  1.0731    95.5    66.0    21.0
    2015 12 10    23 34 33.3 -02 34 23   0.3472  1.0768    95.8    65.5    21.1
    ...
    2015 12 16    23 52 45.8 +04 17 18   0.3869  1.0979    96.6    63.0    21.3
    ...
    2015 12 24    00 14 23.6 +11 37 29   0.4456  1.1232    96.3    60.5    21.6
    ...
    2016 01 08    00 51 10.7 +21 31 17   0.5647  1.1614    93.3    57.7    22.1
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-X112
    

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