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  • MPEC 2015-H128: 2015 HW116

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    M.P.E.C. 2015-H128                               Issued 2015 Apr. 27, 14:13 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 HW116
    
    Observations:
         K15HB6W* C2015 04 23.50104 14 53 07.126+08 33 45.67         21.5 wLEH128F51
         K15HB6W  C2015 04 23.51527 14 53 06.458+08 33 17.80         21.6 wLEH128F51
         K15HB6W  C2015 04 23.52947 14 53 05.794+08 32 49.88         21.8 wLEH128F51
         K15HB6W  C2015 04 23.54371 14 53 05.131+08 32 21.67         21.4 wLEH128F51
         K15HB6W KC2015 04 24.28488 14 52 35.75 +08 07 52.0          20.5 RoEH128291
         K15HB6W KC2015 04 24.28904 14 52 35.56 +08 07 44.1          20.4 RoEH128291
         K15HB6W KC2015 04 24.29321 14 52 35.35 +08 07 35.7          21.0 RoEH128291
         K15HB6W  C2015 04 24.53351 14 52 24.559+07 59 38.48         21.7 wLEH128F51
         K15HB6W  C2015 04 24.54769 14 52 23.886+07 59 09.57         21.8 wLEH128F51
         K15HB6W  C2015 04 24.56188 14 52 23.201+07 58 41.35         21.9 wLEH128F51
         K15HB6W  C2015 04 24.57612 14 52 22.539+07 58 12.62         21.5 wLEH128F51
         K15HB6W  C2015 04 24.89132 14 52 10.58 +07 47 28.9          20.8 V EH128033
         K15HB6W  C2015 04 24.89606 14 52 10.35 +07 47 20.1          20.3 V EH128033
         K15HB6W  C2015 04 24.90079 14 52 10.15 +07 47 10.8          22.0 V EH128033
         K15HB6W  C2015 04 24.90552 14 52 09.94 +07 47 01.5          22.0 V EH128033
         K15HB6W  C2015 04 24.98191 14 52 06.33 +07 44 26.6          21.9 V EH128033
         K15HB6W  C2015 04 24.98428 14 52 06.22 +07 44 21.5          21.8 V EH128033
         K15HB6W  C2015 04 24.98664 14 52 06.11 +07 44 17.1          21.7 V EH128033
         K15HB6W  C2015 04 24.98902 14 52 06.06 +07 44 12.2          22.0 V EH128033
         K15HB6W  C2015 04 24.99138 14 52 05.90 +07 44 08.1          21.8 V EH128033
         K15HB6W  C2015 04 24.99375 14 52 05.78 +07 44 02.4          21.7 V EH128033
         K15HB6W  C2015 04 24.99611 14 52 05.68 +07 43 58.0          21.4 V EH128033
         K15HB6W  C2015 04 25.06818 14 52 02.29 +07 41 32.1          21.0 V EH128033
         K15HB6W  C2015 04 25.07056 14 52 02.18 +07 41 27.3          21.1 V EH128033
         K15HB6W  C2015 04 25.07292 14 52 02.06 +07 41 22.6          22.0 V EH128033
         K15HB6W  C2015 04 25.07529 14 52 01.96 +07 41 17.9          21.9 V EH128033
         K15HB6W  C2015 04 25.07765 14 52 01.87 +07 41 12.4          21.7 V EH128033
         K15HB6W  C2015 04 25.08002 14 52 01.77 +07 41 07.6          21.8 V EH128033
         K15HB6W  C2015 04 25.08238 14 52 01.62 +07 41 03.3          22.0 V EH128033
         K15HB6W  C2015 04 25.08476 14 52 01.50 +07 40 58.5          22.1 V EH128033
         K15HB6W  C2015 04 25.08792 14 52 01.38 +07 40 51.8          21.9 V EH128033
         K15HB6W  C2015 04 25.09028 14 52 01.28 +07 40 47.1          21.8 V EH128033
         K15HB6W  C2015 04 25.41214 14 51 47.54 +07 29 57.4          21.3 RoEH128926
         K15HB6W  C2015 04 25.42953 14 51 46.70 +07 29 21.8          21.4 RoEH128926
         K15HB6W  C2015 04 25.44196 14 51 46.11 +07 28 56.3          21.4 RoEH128926
         K15HB6W KC2015 04 27.23308 14 50 29.27 +06 26 52.2          21.3 RoEH128291
         K15HB6W KC2015 04 27.23696 14 50 29.14 +06 26 43.3          21.8 RoEH128291
         K15HB6W KC2015 04 27.24085 14 50 28.90 +06 26 35.2          21.8 RoEH128291
         K15HB6W KC2015 04 27.26608 14 50 27.63 +06 25 42.0                oEH128291
         K15HB6W KC2015 04 27.26897 14 50 27.51 +06 25 36.2          21.3 RoEH128291
         K15HB6W KC2015 04 27.27184 14 50 27.36 +06 25 30.0          21.3 RoEH128291
    
    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.  Observers R. A. Mastaler, A. F. Tubbiolo.  1.8-m f/2.7
        reflector + 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 HW116
    Epoch 2015 June 27.0 TT = JDT 2457200.5                 MPC
    M  10.46568              (2000.0)            P               Q
    n   0.14902014     Peri.  150.53851     -0.85210400     +0.45117463
    a   3.5234875      Node    58.66706     -0.52003759     -0.67275490
    e   0.5883327      Incl.   18.09207     -0.05898876     -0.58638068
    P   6.61           H   21.5           G   0.15           U   8
    Residuals in seconds of arc
    150423 F51  0.6-  0.4+    150424 033  0.2-  0.8+    150425 033  0.6-  0.6+
    150423 F51  0.5-  0.5+    150424 033  0.8-  0.2+    150425 033  0.7-  0.7+
    150423 F51  0.4-  0.5+    150424 033  0.7-  0.1-    150425 033  0.3-  0.4+
    150423 F51  0.3-  0.3+    150424 033  0.7-  0.3+    150425 033  0.2-  0.5+
    150424 291  0.4-  0.1+    150424 033  0.2+  0.2+    150425 926  0.4-  0.6+
    150424 291  0.3-  0.5+    150424 033  0.5-  0.8+    150425 926  0.4-  0.6+
    150424 291  0.5-  0.4+    150424 033  0.6-  0.1-    150425 926  0.3-  0.6+
    150424 F51  0.7-  0.4+    150424 033  0.5-  0.3+    150427 291  0.9-  0.8+
    150424 F51  0.5-  0.1+    150425 033  0.5-  0.6+    150427 291  0.0   0.1+
    150424 F51  0.6-  0.4+    150425 033  0.5-  0.6+    150427 291  0.6-  0.2+
    150424 F51  0.4-  0.4+    150425 033  0.6-  0.7+    150427 291  0.6-  0.2+
    150424 033  0.4-  0.4-    150425 033  0.4-  0.8+    150427 291  0.2-  0.5+
    150424 033  0.6-  0.4+    150425 033  0.2-  0.1+    150427 291  0.3-  0.4+
    150424 033  0.3-  0.6+    150425 033  0.0   0.1+
    
    Ephemeris:
    2015 HW116               a,e,i = 3.52, 0.59, 18                  q = 1.4505
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2015 03 28    14 58 06.7 +18 25 43   0.5721  1.4682   136.8    27.7    22.4
    ...
    2015 04 12    14 58 51.1 +13 57 31   0.5057  1.4519   146.8    22.2    21.9
    ...
    2015 04 20    14 55 19.3 +10 23 34   0.4826  1.4507   152.8    18.4    21.7
    ...
    2015 04 26    14 51 22.8 +07 09 59   0.4723  1.4533   157.3    15.5    21.5
    2015 04 27    14 50 39.1 +06 35 13   0.4712  1.4540   158.0    15.0    21.5
    2015 04 28    14 49 54.4 +05 59 49   0.4703  1.4548   158.7    14.6    21.5
    ...
    2015 05 04    14 45 15.4 +02 15 49   0.4690  1.4613   162.0    12.3    21.4
    ...
    2015 05 12    14 39 10.8 -03 02 05   0.4788  1.4745   162.9    11.6    21.5
    ...
    2015 05 27    14 31 33.8 -12 44 47   0.5339  1.5121   154.3    16.9    21.9
    
    A. U. Tomatic                (C) Copyright 2015 MPC           M.P.E.C. 2015-H128
    

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