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  • MPEC 2015-J21 : 2015 HZ176

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    M.P.E.C. 2015-J21                                Issued 2015 May 7, 14:09 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 HZ176
    
    Observations:
         K15HH6Z* C2015 04 25.17605 12 22 26.12 +06 57 28.4          20.3 VqEJ021G96
         K15HH6Z  C2015 04 25.18232 12 22 23.40 +06 57 10.9          20.3 VqEJ021G96
         K15HH6Z  C2015 04 25.18858 12 22 20.77 +06 56 53.1          20.9 VqEJ021G96
         K15HH6Z  C2015 04 25.19486 12 22 18.06 +06 56 35.3          20.5 VqEJ021G96
         K15HH6Z  C2015 04 25.35876 12 21 08.33 +06 48 47.6          20.2 VqEJ021G96
         K15HH6Z  C2015 04 25.36175 12 21 07.04 +06 48 38.4          20.6 VqEJ021G96
         K15HH6Z  C2015 04 25.36474 12 21 05.82 +06 48 30.3          20.2 VqEJ021G96
         K15HH6Z  C2015 04 25.36774 12 21 04.50 +06 48 21.3          20.7 VqEJ021G96
         K15HH6Z  C2015 04 28.21397 12 02 27.55 +04 29 16.3          21.0 VqEJ021G96
         K15HH6Z  C2015 04 28.21639 12 02 26.58 +04 29 09.3          21.2 VqEJ021G96
         K15HH6Z  C2015 04 28.21881 12 02 25.58 +04 29 01.8          20.6 VqEJ021G96
         K15HH6Z  C2015 04 28.22124 12 02 24.51 +04 28 54.5          19.6 VqEJ021G96
         K15HH6Z FC2015 04 28.24288 12 02 14.42 +04 27 41.0                qEJ021H21
         K15HH6Z KC2015 04 28.25161 12 02 10.89 +04 27 15.5          20.6 VqEJ021H21
         K15HH6Z  C2015 05 07.16354 11 11 10.14 -02 59 38.0          21.3 VqEJ021G96
         K15HH6Z  C2015 05 07.16860 11 11 08.48 -02 59 52.4          20.8 VqEJ021G96
         K15HH6Z  C2015 05 07.17367 11 11 06.84 -03 00 07.6          20.9 VqEJ021G96
         K15HH6Z  C2015 05 07.17878 11 11 05.19 -03 00 22.4          20.9 VqEJ021G96
         K15HH6Z  C2015 05 07.18047 11 11 04.65 -03 00 26.3          21.2 RoEJ021926
         K15HH6Z  C2015 05 07.18534 11 11 03.08 -03 00 40.8          21.3 RoEJ021926
         K15HH6Z  C2015 05 07.19021 11 11 01.49 -03 00 54.8          21.2 RoEJ021926
         K15HH6Z  C2015 05 07.24698 11 10 43.31 -03 03 39.1          21.1 RoEJ021926
         K15HH6Z  C2015 05 07.25188 11 10 41.75 -03 03 53.2          22.1 RoEJ021926
    
    Observer details:
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
    G96 Mt. Lemmon Survey.  Observers R. A. Kowalski, R. G. Matheny.  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.
        1.5-m reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers L. Buzzi, T. Linder, S. Foglia, T. Vorobjov.  0.61-m f/4.0
        astrograph + CCD.
    
    Orbital elements:
    2015 HZ176                                               Earth MOID = 0.0677 AU
    Epoch 2015 June 27.0 TT = JDT 2457200.5                 MPC
    M 289.73568              (2000.0)            P               Q
    n   1.03339175     Peri.  322.91402     +0.99332449     +0.02802694
    a   0.9689307      Node    35.97173     +0.03605249     +0.84601189
    e   0.1826384      Incl.   10.98197     -0.10957501     +0.53242687
    P   0.95           H   23.7           G   0.15           U   7
    Residuals in seconds of arc
    150425 G96  0.0   0.3-    150428 G96  0.3-  0.0     150507 G96  0.0   0.0
    150425 G96  0.7-  0.1-    150428 G96  0.1+  0.3+    150507 G96  0.0   0.0
    150425 G96  0.0   0.2-    150428 G96  0.0   0.0     150507 926  0.1+  0.1+
    150425 G96  0.4-  0.2-    150428 G96  1.1-  0.0     150507 926  0.1+  0.3-
    150425 G96  0.8+  0.3+    150428 H21  0.4+  0.2-    150507 926  0.2-  0.2-
    150425 G96  0.2+  0.3-    150428 H21  0.3+  0.7+    150507 926  0.0   0.3-
    150425 G96  0.7+  0.3+    150507 G96  0.4+  0.2+    150507 926  0.1-  0.2-
    150425 G96  0.2-  0.1-    150507 G96  0.0   0.5+
    
    Ephemeris:
    2015 HZ176               a,e,i = 0.97, 0.18, 11                  q = 0.7920
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 04 07    14 14 18.7 +16 04 47   0.1483  1.1328   151.1    25.3    21.0
    ...
    2015 04 22    12 43 55.9 +09 21 10   0.1206  1.1130   152.0    25.0    20.5
    ...
    2015 04 30    11 51 13.7 +02 59 56   0.1203  1.0990   137.6    38.1    20.8
    ...
    2015 05 06    11 17 05.2 -02 02 09   0.1257  1.0869   125.7    48.9    21.2
    2015 05 07    11 11 59.6 -02 51 01   0.1270  1.0847   123.8    50.6    21.3
    2015 05 08    11 07 04.6 -03 39 09   0.1284  1.0826   122.0    52.3    21.3
    ...
    2015 05 14    10 41 09.2 -08 10 07   0.1381  1.0688   111.5    61.6    21.7
    ...
    2015 05 22    10 14 53.1 -13 20 25   0.1533  1.0487    99.6    72.1    22.3
    ...
    2015 06 06    09 40 34.9 -20 51 01   0.1812  1.0063    82.2    87.5    23.1
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-J21
    

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