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  • MPEC 2017-B118: 2017 BH30

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    M.P.E.C. 2017-B118                               Issued 2017 Jan. 29, 16:57 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
    
                                       2017 BH30
    
    Observations:
         K17B30H* C2017 01 29.22070 07 31 20.31 +15 54 10.9          19.2 VqEB118703
         K17B30H  C2017 01 29.22516 07 31 18.46 +15 54 50.6          19.3 VqEB118703
         K17B30H  C2017 01 29.22945 07 31 16.73 +15 55 29.6          19.7 VqEB118703
         K17B30H  C2017 01 29.23390 07 31 14.96 +15 56 08.6          20.1 VqEB118703
         K17B30H  C2017 01 29.26757507 30 56.17 +16 00 49.7          18.7 GUEB118H01
         K17B30H  C2017 01 29.27305907 30 53.67 +16 01 40.5          18.8 GUEB118H01
         K17B30H  C2017 01 29.28202307 30 49.53 +16 03 04.2          18.7 GUEB118H01
         K17B30H  C2017 01 29.28964407 30 45.97 +16 04 15.9          18.7 GUEB118H01
         K17B30H  C2017 01 29.29449 07 30 47.43 +16 05 34.2          19.0 VqEB118I52
         K17B30H  C2017 01 29.29492 07 30 47.23 +16 05 38.4          18.9 VqEB118I52
         K17B30H  C2017 01 29.29536 07 30 47.03 +16 05 42.9                qEB118I52
         K17B30H  C2017 01 29.29578 07 30 46.83 +16 05 46.9          19.5 VqEB118I52
         K17B30H  C2017 01 29.34316 07 30 23.69 +16 13 37.4          19.2 VqEB118703
         K17B30H  C2017 01 29.34369 07 30 23.43 +16 13 43.3          19.6 VqEB118703
         K17B30H  C2017 01 29.34421 07 30 23.14 +16 13 48.5          19.5 VqEB118703
         K17B30H  C2017 01 29.34471 07 30 22.91 +16 13 53.5          19.2 VqEB118703
         K17B30H  C2017 01 29.34471807 30 19.89 +16 13 14.6          18.6 GUEB118H01
         K17B30H  C2017 01 29.34564 07 30 22.53 +16 14 02.8          19.1 VqEB118G96
         K17B30H  C2017 01 29.34783 07 30 21.43 +16 14 25.9                qEB118G96
         K17B30H  C2017 01 29.35008 07 30 20.37 +16 14 48.9          18.8 VqEB118G96
         K17B30H  C2017 01 29.35635107 30 14.45 +16 15 13.4          18.6 GUEB118H01
         K17B30H  C2017 01 29.36634207 30 09.83 +16 16 57.2          18.6 GUEB118H01
         K17B30H  C2017 01 29.38010407 30 03.59 +16 19 22.7          18.5 GUEB118H01
         K17B30H  C2017 01 29.40500 07 29 54.55 +16 24 40.5          18.8 VqEB118G96
         K17B30H  C2017 01 29.40524 07 29 54.45 +16 24 43.5          18.8 VqEB118G96
         K17B30H  C2017 01 29.40548 07 29 54.35 +16 24 46.3                qEB118G96
         K17B30H  C2017 01 29.40572 07 29 54.24 +16 24 48.6          18.8 VqEB118G96
    
    Observer details:
    703 Catalina Sky 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.
        0.68-m Schmidt + 10K CCD.
    G96 Mt. Lemmon Survey.  Observer R. A. Kowalski.  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 + 10K 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 J. A. Johnson.
        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.  1.0-m reflector + CCD.
    
    Orbital elements:
    2017 BH30                                                Earth MOID = 0.0004 AU
    Epoch 2017 Feb. 16.0 TT = JDT 2457800.5                 MPC
    M 354.37623              (2000.0)            P               Q
    n   0.27595347     Peri.   56.81123     -0.99325693     +0.11313749
    a   2.3365701      Node   129.67184     -0.11427354     -0.91860144
    e   0.6523412      Incl.    1.88434     -0.01955072     -0.37864404
    P   3.57           H   28.8           G   0.15           U   7
    Residuals in seconds of arc
    170129 703  0.1+  0.1+    170129 I52  0.1-  0.0     170129 G96  0.5-  0.5+
    170129 703  0.5-  0.1-    170129 I52  0.1+  0.3+    170129 G96  0.0   0.3+
    170129 703  0.0   0.4+    170129 I52  0.1+  0.2+    170129 H01  0.1+  0.1-
    170129 703  1.2+  0.7-    170129 703  0.2+  0.4-    170129 H01  0.1+  0.0
    170129 H01  0.1-  0.0     170129 703  0.2+  0.0     170129 H01  0.1+  0.1-
    170129 H01  0.0   0.0     170129 703  0.4-  0.1-    170129 G96  0.0   0.2-
    170129 H01  0.1-  0.1+    170129 703  0.2-  0.2-    170129 G96  0.1+  0.1+
    170129 H01  0.1-  0.0     170129 H01  0.1-  0.0     170129 G96  0.2+  0.2+
    170129 I52  0.2-  0.0     170129 G96  0.1-  0.1-    170129 G96  0.2+  0.2-
    
    Ephemeris:
    2017 BH30                a,e,i = 2.34, 0.65, 2                   q = 0.8123
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2016 12 30    07 33 19.5 +14 28 16   0.2924  1.2671   164.1    12.3    27.4
    ...
    2017 01 14    07 33 12.2 +13 56 43   0.1437  1.1261   172.3     6.7    25.4
    ...
    2017 01 22    07 32 18.9 +13 55 28   0.07151 1.0542   167.9    11.3    23.9
    ...
    2017 01 28    07 31 33.0 +14 39 33   0.01911 1.0031   162.8    16.9    21.1
    2017 01 29    07 31 13.0 +15 32 43   0.01044 0.9949   162.0    17.8    19.8
    2017 01 30    07 27 54.2 +25 03 45   0.0017870.9868   159.6    20.4    16.0
    ...
    2017 02 05    19 31 07.3 -16 58 23   0.05038 0.9404    24.8   154.0    31.4
    ...
    2017 02 13    19 33 31.7 -17 12 47   0.1213  0.8870    32.2   143.7    31.3
    ...
    2017 02 28    19 46 43.7 -17 07 02   0.2622  0.8225    44.0   123.2    30.6
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-B118
    

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