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  • MPEC 2017-U195: 2017 UZ4

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    M.P.E.C. 2017-U195                               Issued 2017 Oct. 26, 18:15 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 UZ4
    
    Observations:
         K17U04Z* C2017 10 23.55688 05 18 21.12 +27 08 57.1          18.7 o EU195T08
         K17U04Z  C2017 10 23.56572 05 18 21.45 +27 08 26.1          18.5 o EU195T08
         K17U04Z  C2017 10 23.57087 05 18 21.63 +27 08 07.7          19.1 o EU195T08
         K17U04Z  C2017 10 23.58034 05 18 22.02 +27 07 34.7          18.5 o EU195T08
         K17U04Z KC2017 10 24.03763 05 18 46.99 +26 40 02.0          18.4  UEU195104
         K17U04Z KC2017 10 24.04075 05 18 47.13 +26 39 51.1          18.4  UEU195104
         K17U04Z KC2017 10 24.04835 05 18 47.45 +26 39 24.3          18.6  UEU195104
         K17U04Z  C2017 10 24.32980 05 19 02.23 +26 22 43.9          17.9 GUEU195I52
         K17U04Z  C2017 10 24.35449 05 19 03.19 +26 21 17.2          17.9 GUEU195I52
         K17U04Z  C2017 10 24.35492 05 19 03.19 +26 21 15.4          18.0 GUEU195I52
         K17U04Z  C2017 10 24.35533 05 19 03.21 +26 21 14.0          18.1 GUEU195I52
         K17U04Z  C2017 10 24.46640 05 19 07.26 +26 14 40.3          18.6 RoEU195926
         K17U04Z  C2017 10 24.47372 05 19 07.54 +26 14 14.0          18.5 RoEU195926
         K17U04Z  C2017 10 24.48358 05 19 07.90 +26 13 38.8          18.7 RoEU195926
         K17U04Z KC2017 10 24.91584 05 19 30.12 +25 47 51.6          18.8 VqEU195C77
         K17U04Z KC2017 10 24.92364 05 19 30.46 +25 47 23.8          18.8 VqEU195C77
         K17U04Z KC2017 10 24.93145 05 19 30.78 +25 46 56.5          18.7 VqEU195C77
         K17U04Z KC2017 10 24.93455 05 19 31.06 +25 46 46.1          18.0 RtEU195B49
         K17U04Z KC2017 10 24.93478 05 19 31.08 +25 46 45.2          18.0 RtEU195B49
         K17U04Z KC2017 10 24.93793 05 19 31.22 +25 46 34.1          17.9 RtEU195B49
         K17U04Z  C2017 10 25.49330 05 19 52.98 +25 14 02.0          18.2 RoEU195926
         K17U04Z  C2017 10 25.50146 05 19 53.24 +25 13 33.0          18.4 RoEU195926
         K17U04Z  C2017 10 25.50811 05 19 53.42 +25 13 09.3          18.3 RoEU195926
         K17U04Z  C2017 10 25.61598 05 20 00.11 +25 06 45.2          18.9 VqEU195900
         K17U04Z  C2017 10 25.62312 05 20 00.37 +25 06 20.8          18.7 VqEU195900
         K17U04Z  C2017 10 25.63027 05 20 00.56 +25 05 55.4          19.0 VqEU195900
         K17U04Z  C2017 10 25.93769 05 20 12.45 +24 47 49.7          18.6 RqEU195L33
         K17U04Z  C2017 10 25.94505 05 20 12.66 +24 47 24.7          18.4 RqEU195L33
         K17U04Z  C2017 10 25.95183 05 20 12.83 +24 47 01.3          18.5 RqEU195L33
         K17U04Z  C2017 10 26.36654 05 20 28.32 +24 22 58.1          18.2 GUEU195I52
         K17U04Z  C2017 10 26.36696 05 20 28.33 +24 22 56.5          18.2 GUEU195I52
         K17U04Z  C2017 10 26.36737 05 20 28.35 +24 22 55.2          18.2 GUEU195I52
         K17U04Z  C2017 10 26.36778 05 20 28.35 +24 22 53.8          18.3 GUEU195I52
         K17U04Z KC2017 10 26.41161 05 20 28.63 +24 20 20.0          18.8 RuEU195850
         K17U04Z KC2017 10 26.42534 05 20 28.93 +24 19 32.0          18.5 RuEU195850
         K17U04Z KC2017 10 26.43966 05 20 29.31 +24 18 41.7          18.8 RuEU195850
         K17U04Z KC2017 10 26.45357 05 20 29.68 +24 17 52.4          19.2 RuEU195850
         K17U04Z  C2017 10 26.50340 05 20 31.60 +24 15 01.1          18.5 RoEU195926
         K17U04Z  C2017 10 26.51191 05 20 31.80 +24 14 31.2          18.1 RoEU195926
         K17U04Z  C2017 10 26.51852 05 20 31.98 +24 14 08.1          18.4 RoEU195926
    
    Observer details:
    104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers
        P. Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
    850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.3-m f/7.6
        Schmidt-Cassegrain + CCD.
    900 Moriyama.  Observer Y. Ikari.  0.26-m f/7.0 reflector + CCD.
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
    B49 Paus Observatory, Sabadell.  Observer J. Camarasa.  0.30-m f/4 Newtonian
        reflector + CCD.
    C77 Bernezzo Observatory.  Observer A. Mantero.  0.25-m f/4.0 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  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.  1.0-m reflector + CCD.
    L33 Ananjev.  Observer N. Mishevskiy.  Measurers N. Mishevskiy, S. Khlamov.
        0.25-m f/4.7 reflector + CCD.
    T08 ATLAS-MLO, Mauna Loa.  Observers L. Denneau, A. Heinze, H. Weiland,
        J. Tonry.  Measurers L. Denneau, H. Flewelling, A. Heinze, B. Stalder,
        J. Tonry.  0.5-m f/2.0 Schmidt + CCD.
    
    Orbital elements:
    2017 UZ4                                                 Earth MOID = 0.1740 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 355.91104              (2000.0)            P               Q
    n   0.21125433     Peri.  146.08435     +0.97148348     -0.15952857
    a   2.7921086      Node   224.17763     +0.11940286     +0.96831410
    e   0.5946479      Incl.   14.57891     +0.20484825     +0.19214172
    P   4.67           H   19.6           G   0.15           U   6
    Residuals in seconds of arc
    171023 T08  0.3+  0.8-    171024 C77  0.5-  0.7+    171025 L33  0.6-  0.4+
    171023 T08  0.0   0.1-    171024 C77  0.2-  0.1+    171026 I52  0.1+  0.1-
    171023 T08  0.4-  0.0     171024 C77  0.2-  0.1+    171026 I52  0.1+  0.3-
    171023 T08  0.3-  1.0+    171024 B49  0.0   0.1+    171026 I52  0.2+  0.2-
    171024 104  0.1+  0.4-    171024 B49  0.2+  0.0     171026 I52  0.1+  0.1-
    171024 104  0.2+  0.2-    171024 B49  0.3+  0.1-    171026 850  0.3+  0.1+
    171024 104  0.3+  0.0     171025 926  0.1+  0.1-    171026 850  0.3-  0.3+
    171024 I52  0.4+  0.1-    171025 926  0.3+  0.2-    171026 850  0.0   0.3+
    171024 I52  0.4+  0.1+    171025 926  0.0   0.2-    171026 850  0.2+  0.0
    171024 I52  0.1+  0.1-    171025 900  0.1+  0.1-    171026 926  0.1+  0.2-
    171024 I52  0.2+  0.1-    171025 900  0.5+  0.3+    171026 926  0.0   0.1-
    171024 926  0.0   0.1-    171025 900  0.1-  0.3-    171026 926  0.2+  0.0
    171024 926  0.2+  0.2-    171025 L33  0.1+  0.4-
    171024 926  0.3+  0.1-    171025 L33  0.1-  0.2+
    
    Ephemeris:
    2017 UZ4                 a,e,i = 2.79, 0.59, 15                  q = 1.1318
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 09 26    03 51 32.6 +53 04 59   0.2778  1.1323   111.0    55.8    19.1
    ...
    2017 10 11    04 56 16.1 +39 54 10   0.2694  1.1529   118.9    49.3    18.9
    ...
    2017 10 19    05 12 57.2 +31 45 22   0.2741  1.1756   125.2    43.8    18.8
    ...
    2017 10 25    05 19 32.4 +25 43 12   0.2824  1.1975   130.6    39.1    18.8
    2017 10 26    05 20 13.9 +24 44 28   0.2842  1.2015   131.5    38.3    18.8
    2017 10 27    05 20 49.1 +23 46 23   0.2861  1.2057   132.5    37.4    18.8
    ...
    2017 11 02    05 22 24.0 +18 14 27   0.3002  1.2325   138.2    32.4    18.8
    ...
    2017 11 10    05 20 21.6 +11 48 21   0.3263  1.2733   145.7    26.0    18.9
    ...
    2017 11 25    05 09 18.3 +03 17 02   0.3996  1.3623   156.2    17.0    19.2
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U195
    

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