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  • MPEC 2017-U303: 2017 UH44

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    M.P.E.C. 2017-U303                               Issued 2017 Oct. 31, 22:02 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 UH44
    
    Observations:
         K17U44H* C2017 10 28.21882 00 58 34.59 +32 59 48.4          21.3 GUEU303G96
         K17U44H  C2017 10 28.22988 00 58 33.70 +32 59 40.6          20.9 GUEU303G96
         K17U44H  C2017 10 28.23542 00 58 33.32 +32 59 36.3          21.4 GUEU303G96
         K17U44H  C2017 10 28.30442600 58 28.11 +32 58 48.8          20.7 GUEU303H01
         K17U44H  C2017 10 28.30868100 58 27.79 +32 58 45.8          20.7 GUEU303H01
         K17U44H  C2017 10 28.31865200 58 27.05 +32 58 38.8          20.7 GUEU303H01
         K17U44H  C2017 10 28.32562300 58 26.54 +32 58 33.9          20.7 GUEU303H01
         K17U44H  C2017 10 28.40734 00 58 20.53 +32 57 36.4          21.0 GUEU303V06
         K17U44H  C2017 10 28.40884 00 58 20.41 +32 57 35.4          20.9 GUEU303V06
         K17U44H  C2017 10 28.41004 00 58 20.35 +32 57 34.6          20.9 GUEU303V06
         K17U44H  C2017 10 28.41124 00 58 20.26 +32 57 33.9          20.9 GUEU303V06
         K17U44H  C2017 10 29.14639 00 57 29.31 +32 49 00.1          20.9 RoEU303926
         K17U44H  C2017 10 29.15951 00 57 28.29 +32 48 50.4          20.6 RoEU303926
         K17U44H  C2017 10 29.17265 00 57 27.33 +32 48 41.5          20.5 RoEU303926
         K17U44H KC2017 10 29.17497 00 57 27.13 +32 48 40.8                oEU303711
         K17U44H KC2017 10 29.17842 00 57 26.88 +32 48 38.6                oEU303711
         K17U44H KC2017 10 29.19382 00 57 25.72 +32 48 27.5                oEU303711
         K17U44H  C2017 10 29.22744 00 57 23.28 +32 48 03.0          21.0 GUEU303G96
         K17U44H  C2017 10 29.23082 00 57 23.05 +32 48 00.5          20.8 GUEU303G96
         K17U44H  C2017 10 29.23420 00 57 22.82 +32 47 58.6          19.9 GUEU303G96
         K17U44H  C2017 10 29.23821 00 57 22.49 +32 47 55.5          21.0 GUEU303G96
         K17U44H  C2017 10 30.07989 00 56 24.35 +32 37 42.9          21.4 GUEU303G96
         K17U44H  C2017 10 30.08715 00 56 23.80 +32 37 38.6          21.4 GUEU303G96
         K17U44H  C2017 10 30.09155 00 56 23.46 +32 37 35.4          21.1 GUEU303G96
         K17U44H  C2017 10 30.09472 00 56 23.28 +32 37 33.4          21.0 GUEU303G96
         K17U44H KC2017 10 30.16077 00 56 18.45 +32 36 45.8                oEU303711
         K17U44H  C2017 10 30.16237 00 56 18.37 +32 36 44.5          20.9 RoEU303926
         K17U44H KC2017 10 30.16437 00 56 18.16 +32 36 43.1                oEU303711
         K17U44H IC2017 10 30.16839 00 56 17.88 +32 36 40.4                oEU303711
         K17U44H  C2017 10 30.17935 00 56 17.15 +32 36 32.3          20.9 RoEU303926
         K17U44H  C2017 10 30.19176 00 56 16.23 +32 36 23.1          21.6 RoEU303926
         K17U44H  C2017 10 31.34646 00 54 56.44 +32 21 52.2                UEU303G96
         K17U44H  C2017 10 31.35072 00 54 56.22 +32 21 48.8          20.6 GUEU303G96
         K17U44H  C2017 10 31.35636 00 54 55.79 +32 21 44.1                UEU303G96
    
    Observer details:
    711 McDonald Observatory.  Observer J. G. Ries.  2.1-m reflector + CCD + focal
        reducer.
    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. G. Matheny, 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.
    V06 Catalina Sky Survey-Kuiper.  Observer E. J. Christensen.  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.  1.55-m reflector + CCD.
    
    Orbital elements:
    2017 UH44                                                Earth MOID = 0.2956 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 322.86817              (2000.0)            P               Q
    n   0.19584289     Peri.  213.33877     -0.44117389     -0.85930548
    a   2.9367311      Node   264.04820     +0.86972648     -0.33831843
    e   0.5749646      Incl.   15.08004     +0.22122716     -0.38358146
    P   5.03           H   19.1           G   0.15           U   8
    Residuals in seconds of arc
    171028 G96  0.6+  0.3+    171029 926  0.4-  0.6-    171030 G96  0.3+  0.3+
    171028 G96  0.2-  0.1+    171029 926  0.3-  0.3-    171030 711  0.3+  0.2-
    171028 G96  0.2+  0.5-    171029 711  0.2+  0.3+    171030 926  0.1-  0.0
    171028 H01  0.1-  0.0     171029 711  0.2+  0.5+    171030 711  0.1-  0.3-
    171028 H01  0.1-  0.0     171029 711  0.0   0.3+    171030 711  0.1+  0.1-
    171028 H01  0.1-  0.0     171029 G96  0.3-  0.0     171030 926  0.1+  0.1+
    171028 H01  0.0   0.0     171029 G96  0.0   0.1-    171030 926  0.1-  0.0
    171028 V06  0.2-  0.1-    171029 G96  0.2+  0.4+    171031 G96  0.7-  0.3+
    171028 V06  0.4-  0.0     171029 G96  0.2-  0.1+    171031 G96  0.4+  0.2+
    171028 V06  0.0   0.0     171030 G96  0.4+  0.8-    171031 G96  0.0   0.1-
    171028 V06  0.0   0.2+    171030 G96  0.0   0.1+
    171029 926  0.3+  0.0     171030 G96  0.3-  0.0
    
    Ephemeris:
    2017 UH44                a,e,i = 2.94, 0.57, 15                  q = 1.2482
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 10 01    01 28 37.4 +35 10 30   1.2059  2.1059   145.0    15.8    22.0
    ...
    2017 10 16    01 13 20.4 +34 42 49   1.0562  2.0004   154.0    12.6    21.5
    ...
    2017 10 24    01 03 39.4 +33 43 46   0.9959  1.9440   155.1    12.4    21.3
    ...
    2017 10 30    00 56 29.4 +32 38 45   0.9600  1.9017   153.7    13.4    21.2
    2017 10 31    00 55 20.5 +32 26 18   0.9548  1.8946   153.2    13.7    21.2
    2017 11 01    00 54 12.8 +32 13 26   0.9498  1.8876   152.7    13.9    21.2
    ...
    2017 11 07    00 47 57.4 +30 47 57   0.9243  1.8455   148.9    16.1    21.1
    ...
    2017 11 15    00 41 29.2 +28 36 41   0.9016  1.7896   142.3    19.8    21.1
    ...
    2017 11 30    00 37 20.9 +24 11 02   0.8886  1.6867   128.1    27.4    21.2
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U303
    

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