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  • MPEC 2015-H129: 2015 HX116

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    M.P.E.C. 2015-H129                               Issued 2015 Apr. 27, 14:15 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 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 HX116
    
    Observations:
         K15HB6X* C2015 04 23.50846 14 13 12.811+06 07 02.60         21.4 wLEH129F51
         K15HB6X  C2015 04 23.52266 14 13 11.734+06 07 09.06         21.3 wLEH129F51
         K15HB6X  C2015 04 23.53690 14 13 10.700+06 07 15.70         21.4 wLEH129F51
         K15HB6X KC2015 04 24.22256 14 12 22.53 +06 12 25.3          20.5 RoEH129291
         K15HB6X KC2015 04 24.23691 14 12 21.50 +06 12 31.5          20.6 RoEH129291
         K15HB6X KC2015 04 24.24986 14 12 20.54 +06 12 37.8          20.3 RoEH129291
         K15HB6X =C2015 04 24.42384 14 12 07.90 +06 13 57.4          20.8 RtEH129568
         K15HB6X =C2015 04 24.42519 14 12 07.81 +06 13 58.1          20.9 RtEH129568
         K15HB6X =C2015 04 24.42652 14 12 07.70 +06 13 58.7          20.9 RtEH129568
         K15HB6X =C2015 04 24.42789 14 12 07.59 +06 13 59.0          20.8 RtEH129568
         K15HB6X =C2015 04 24.42920 14 12 07.49 +06 13 59.8          20.9 RtEH129568
         K15HB6X  C2015 04 24.52693 14 12 00.128+06 14 42.94         21.3 wLEH129F51
         K15HB6X  C2015 04 24.54113 14 11 59.078+06 14 49.47         21.7 wLEH129F51
         K15HB6X  C2015 04 24.55530 14 11 58.015+06 14 55.74         21.6 wLEH129F51
         K15HB6X  C2015 04 24.86527 14 11 36.41 +06 17 08.5          21.1 V EH129033
         K15HB6X  C2015 04 24.86845 14 11 36.18 +06 17 09.9          21.0 V EH129033
         K15HB6X  C2015 04 24.88433 14 11 34.98 +06 17 17.5          21.4 V EH129033
         K15HB6X  C2015 04 24.88751 14 11 34.75 +06 17 18.9          21.4 V EH129033
         K15HB6X  C2015 04 24.95650 14 11 29.64 +06 17 48.4          20.6 V EH129033
         K15HB6X  C2015 04 24.95911 14 11 29.45 +06 17 49.5          20.6 V EH129033
         K15HB6X  C2015 04 24.96170 14 11 29.23 +06 17 51.1          19.9 V EH129033
         K15HB6X  C2015 04 24.96431 14 11 29.04 +06 17 52.1          20.0 V EH129033
         K15HB6X  C2015 04 24.96690 14 11 28.84 +06 17 54.0          20.3 V EH129033
         K15HB6X  C2015 04 24.96950 14 11 28.65 +06 17 55.2          20.4 V EH129033
         K15HB6X  C2015 04 25.04432 14 11 23.09 +06 18 27.3          20.7 V EH129033
         K15HB6X  C2015 04 25.04727 14 11 22.88 +06 18 28.5          20.7 V EH129033
         K15HB6X  C2015 04 25.05021 14 11 22.61 +06 18 29.5          20.8 V EH129033
         K15HB6X  C2015 04 25.05316 14 11 22.40 +06 18 30.7          20.8 V EH129033
         K15HB6X  C2015 04 25.05610 14 11 22.16 +06 18 32.5          21.2 V EH129033
         K15HB6X  C2015 04 25.05905 14 11 21.95 +06 18 33.7          21.2 V EH129033
         K15HB6X  C2015 04 25.06199 14 11 21.74 +06 18 35.2          19.9 V EH129033
         K15HB6X  C2015 04 25.06494 14 11 21.52 +06 18 36.4          19.6 V EH129033
         K15HB6X KC2015 04 25.14838 14 11 16.16 +06 19 15.2          21.2 RoEH129291
         K15HB6X KC2015 04 25.16811 14 11 14.74 +06 19 23.9          20.7 RoEH129291
         K15HB6X KC2015 04 25.18482 14 11 13.57 +06 19 30.6          20.7 RoEH129291
         K15HB6X  C2015 04 25.26793 14 11 07.25 +06 20 07.1          21.5 RoEH129926
         K15HB6X  C2015 04 25.28201 14 11 06.16 +06 20 13.2          21.3 RoEH129926
         K15HB6X  C2015 04 25.29789 14 11 04.98 +06 20 20.2          21.0 RoEH129926
         K15HB6X  C2015 04 27.34459 14 08 35.19 +06 34 33.6          21.8 RoEH129926
         K15HB6X  C2015 04 27.36492 14 08 33.63 +06 34 41.6          21.8 RoEH129926
         K15HB6X  C2015 04 27.38409 14 08 32.19 +06 34 49.2          21.4 RoEH129926
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers B. Stecklum,
        C. Hoegner.  Measurer B. Stecklum.  1.34-m f/4 Schmidt + CCD.
    291 LPL/Spacewatch II.  Observer R. A. Mastaler.  1.8-m f/2.7 reflector + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, P. Forshay.  Measurers P. Veres,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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 R. Anderson, B. Gibson, T. Goggia,
        N. Primak, A. Schultz, M. Willman.  Measurers K. Chambers, S. Chastel,
        L. Denneau, H. Flewelling, M. Huber, E. Magnier, E. Schunova, R. Wainscoat,
        C. Waters, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
    
    Orbital elements:
    2015 HX116                                               Earth MOID = 0.2616 AU
    Epoch 2015 June 27.0 TT = JDT 2457200.5                 MPC
    M 331.79531              (2000.0)            P               Q
    n   0.30742408     Peri.  200.22628     +0.58665355     +0.79596174
    a   2.1742566      Node   105.97933     -0.72002406     +0.59702347
    e   0.4151056      Incl.    8.93262     -0.37067907     +0.10003941
    P   3.21           H   19.5           G   0.15           U   7
    Residuals in seconds of arc
    150423 F51  0.1+  0.0     150424 033  0.0   0.0     150425 033  0.3-  0.3+
    150423 F51  0.2-  0.0     150424 033  0.1+  0.0     150425 033  0.1-  0.2+
    150423 F51  0.1+  0.1+    150424 033  0.2-  0.6+    150425 033  0.0   0.4+
    150424 291  0.6-  0.0     150424 033  0.1-  0.6+    150425 033  0.0   0.3+
    150424 291  0.0   0.3-    150424 033  0.4+  0.3-    150425 291  0.9-  0.4+
    150424 291  0.1+  0.1+    150424 033  0.4+  0.4-    150425 291  0.2-  0.4+
    150424 568  0.1-  0.2-    150424 033  0.0   0.1+    150425 291  0.9+  0.2-
    150424 568  0.1+  0.1-    150424 033  0.1+  0.0     150425 926  0.2+  0.2-
    150424 568  0.0   0.1-    150424 033  0.0   0.7+    150425 926  0.1-  0.2-
    150424 568  0.1-  0.4-    150424 033  0.1+  0.8+    150425 926  0.2+  0.1-
    150424 568  0.2-  0.2-    150425 033  0.5+  0.2+    150427 926  0.3-  0.1-
    150424 F51  0.1-  0.3-    150425 033  0.6+  0.1+    150427 926  0.2-  0.2-
    150424 F51  0.1+  0.1-    150425 033  0.1-  0.2-    150427 926  0.3+  0.2-
    150424 F51  0.0   0.0     150425 033  0.0   0.2-
    
    Ephemeris:
    2015 HX116               a,e,i = 2.17, 0.42, 9                   q = 1.2717
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 03 28    14 34 55.8 +02 08 17   1.0983  2.0109   147.2    15.6    22.1
    ...
    2015 04 12    14 25 20.1 +04 27 26   0.9630  1.9329   159.2    10.6    21.5
    ...
    2015 04 20    14 17 14.9 +05 38 53   0.9105  1.8907   161.7     9.6    21.3
    ...
    2015 04 26    14 10 14.0 +06 25 25   0.8805  1.8589   160.3    10.5    21.2
    2015 04 27    14 09 00.8 +06 32 19   0.8763  1.8536   159.8    10.8    21.2
    2015 04 28    14 07 47.0 +06 38 56   0.8723  1.8483   159.2    11.1    21.2
    ...
    2015 05 04    14 00 18.0 +07 12 06   0.8528  1.8164   154.8    13.7    21.2
    ...
    2015 05 12    13 50 34.5 +07 35 57   0.8378  1.7738   147.3    17.9    21.3
    ...
    2015 05 27    13 36 08.4 +07 08 27   0.8386  1.6944   132.2    26.3    21.5
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-H129
    

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