• Processing (Info)

    • MPEC 2017-U185: A/2017 U1

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    M.P.E.C. 2017-U185                               Issued 2017 Oct. 26, 16:24 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

                                   A/2017 U1

Observations:
    AK17U010  C2017 10 14.43936 04 49 12.95 -02 29 47.4          19.0 GUEU185703
    AK17U010  C2017 10 17.37391 02 36 45.71 +01 06 17.7          19.5 GUEU185703
    AK17U010 KC2017 10 25.23207000 11 48.73 +04 41 09.4          20.8 RUEU185V03
    AK17U010 KC2017 10 25.24467500 11 42.66 +04 41 15.7                UEU185V03
    AK17U010 KC2017 10 25.87692 00 07 01.68 +04 47 16.1          21.1 RUEU185104
    AK17U010 KC2017 10 25.89734 00 06 52.92 +04 47 27.1          21.6 RUEU185104
    AK17U010 KC2017 10 25.90408 00 06 50.03 +04 47 31.0          21.4 RUEU185104

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
    P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
703 Catalina Sky Survey.  Observers R. G. Matheny, 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.
V03 Big Water.  Observer D. Rankin.  0.30-m reflector + CCD.

Orbital elements:
    A/2017 U1
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5
T 2017 Sept.  9.44750 TT                                MPCW
q   0.2531011            (2000.0)            P               Q
z  -0.7653700      Peri.  241.29946     -0.63274142     +0.69009419
 +/-0.0104531      Node    24.60870     +0.50373887     +0.71136548
e   1.1937160      Incl.  122.47666     -0.58812027     -0.13315088
From 47 observations 2017 Oct. 14-25, mean residual 0".5.

Ephemeris:
    A/2017 U1
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   V
2017 09 26    09 44 57.0 -06 14 37   0.6607  0.6156    36.7   103.5  20.5
...
2017 10 11    07 09 13.1 -05 21 52   0.2067  1.0135    88.3    79.9  18.6
...
2017 10 19    01 45 05.7 +02 29 37   0.2192  1.2136   172.2     6.4  19.0
...
2017 10 25    00 13 40.3 +04 38 56   0.3950  1.3590   153.3    19.2  20.4
2017 10 26    00 06 10.5 +04 48 35   0.4278  1.3829   150.6    20.7  20.6
2017 10 27    23 59 47.8 +04 56 48   0.4612  1.4067   148.1    21.9  20.8
...
2017 11 02    23 36 00.9 +05 29 51   0.6681  1.5476   136.7    26.1  21.7
...
2017 11 10    23 22 42.2 +05 57 57   0.9548  1.7311   125.7    27.7  22.6
...
2017 11 25    23 16 51.8 +06 44 50   1.5095  2.0641   109.8    26.7  23.8

Gareth V. Williams           (C) Copyright 2017 MPC           M.P.E.C. 2017-U185

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