• MPC Preparation (Info)

  • MPEC 2017-X107: 2017 XZ1

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    Read MPEC 2017-X106 Read MPEC 2017-X108


    M.P.E.C. 2017-X107                               Issued 2017 Dec. 14, 15:07 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 XZ1
    
    Observations:
         K17X01Z* C2017 12 08.28594 04 03 04.520+17 03 41.64         21.3 wUEX107F51
         K17X01Z  C2017 12 08.30062 04 02 58.751+17 04 35.01         21.4 wUEX107F51
         K17X01Z  C2017 12 08.31532 04 02 52.935+17 05 28.71         21.3 wUEX107F51
         K17X01Z  C2017 12 09.21325 03 57 12.92 +17 59 43.0          21.5 RoEX107926
         K17X01Z  C2017 12 09.21721 03 57 11.31 +17 59 58.1          21.4 RoEX107926
         K17X01Z  C2017 12 09.22113 03 57 09.66 +18 00 12.1          21.7 RoEX107926
         K17X01Z  C2017 12 09.22764 03 57 06.89 +18 00 35.0          20.7 GUEX107I52
         K17X01Z  C2017 12 09.22929 03 57 06.27 +18 00 40.0          20.2 GUEX107I52
         K17X01Z  C2017 12 09.23095 03 57 05.59 +18 00 46.8          20.3 GUEX107I52
         K17X01Z _C2017 12 09.38626303 56 04.631+18 10 38.37         21.0 GUEX107568
         K17X01Z _C2017 12 09.38720503 56 04.235+18 10 41.86         21.1 GUEX107568
         K17X01Z KC2017 12 11.16797603 44 05.98 +20 03 04.4          21.1 VuEX107H21
         K17X01Z KC2017 12 11.17413203 44 03.24 +20 03 28.4          21.2 VuEX107H21
         K17X01Z KC2017 12 11.18226303 43 59.60 +20 04 00.0          21.1 VuEX107H21
         K17X01Z  C2017 12 12.80615 03 32 18.77 +21 50 30.4          20.2 VSEX107033
         K17X01Z  C2017 12 12.81053 03 32 16.73 +21 50 48.3          20.5 VSEX107033
         K17X01Z  C2017 12 12.81491 03 32 14.68 +21 51 06.1          20.6 VSEX107033
         K17X01Z  C2017 12 12.89402 03 31 37.63 +21 56 24.1          20.6 VSEX107033
         K17X01Z  C2017 12 13.16269 03 29 38.72 +22 14 44.6          21.1 RoEX107926
         K17X01Z  C2017 12 13.16757 03 29 36.41 +22 15 05.7          21.3 RoEX107926
         K17X01Z  C2017 12 13.17244 03 29 34.06 +22 15 24.9          21.1 RoEX107926
         K17X01Z  C2017 12 13.24711 03 28 57.95 +22 20 24.3          22.1 GUEX107I52
         K17X01Z  C2017 12 13.25766 03 28 52.90 +22 21 06.9          21.1 GUEX107I52
         K17X01Z  C2017 12 13.26250 03 28 50.55 +22 21 26.2          21.3 GUEX107I52
         K17X01Z  C2017 12 14.17881 03 21 50.54 +23 23 06.9          22.2 GUEX107I52
         K17X01Z  C2017 12 14.18129 03 21 49.35 +23 23 17.7          21.3 GUEX107I52
         K17X01Z  C2017 12 14.18377 03 21 48.13 +23 23 28.0          22.7 GUEX107I52
         K17X01Z  C2017 12 14.18628 03 21 46.86 +23 23 37.5          20.9 GUEX107I52
         K17X01Z  C2017 12 14.20032 03 21 39.99 +23 24 36.6          21.1 RoEX107926
         K17X01Z  C2017 12 14.20520 03 21 37.47 +23 24 56.5          21.2 RoEX107926
         K17X01Z  C2017 12 14.21007 03 21 34.94 +23 25 15.5          21.2 RoEX107926
    
    Observer details:
    033 Karl Schwarzschild Observatory, Tautenburg.  Observers C. Hoegner,
        B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
    568 Mauna Kea.  Observers R. J. Wainscoat, C. Wipper.  Measurers M. Micheli,
        R. J. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + 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 J. Bulger, T. Lowe, A. Schultz,
        M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
        M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
        Ritchey-Chretien + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0
        astrograph + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers R. G. Matheny,
        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.  1.0-m reflector + CCD.
    
    Orbital elements:
    2017 XZ1                                                 Earth MOID = 0.0590 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 184.14113              (2000.0)            P               Q
    n   0.90897356     Peri.  111.64114     -0.97467238     +0.14083963
    a   1.0554441      Node    76.78891     -0.20360893     -0.88015143
    e   0.2207873      Incl.   10.27894     +0.09250493     -0.45331849
    P   1.08           H   24.9           G   0.15           U   8
    Residuals in seconds of arc
    171208 F51  0.1-  0.2+    171211 H21  0.2+  0.1+    171213 I52  0.3+  0.1+
    171208 F51  0.2+  0.1-    171211 H21  0.3+  0.1+    171213 I52  0.1+  0.1+
    171208 F51  0.2+  0.1+    171211 H21  0.1+  0.1+    171214 I52  0.6-  0.3-
    171209 926  0.4-  0.2+    171212 033  0.2+  0.0     171214 I52  0.0   0.3+
    171209 926  0.0   0.5+    171212 033  0.2+  0.2+    171214 I52  0.3+  0.5+
    171209 926  0.5-  0.1-    171212 033  0.1+  0.2+    171214 I52  0.0   0.3-
    171209 I52  1.4-  0.1-    171212 033  0.8+  0.2-    171214 926 (1.7+  0.2+)
    171209 I52  0.5-  1.2-    171213 926  0.6-  0.4-    171214 926  0.6+  0.2+
    171209 I52  0.5-  0.6-    171213 926  0.1-  0.8+    171214 926  0.7-  0.6-
    171209 568  0.4+  0.1-    171213 926  0.2-  0.1+
    171209 568  0.3+  0.1-    171213 I52  0.5-  0.4-
    
    Ephemeris:
    2017 XZ1                 a,e,i = 1.06, 0.22, 10                  q = 0.8224
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 11 14    05 23 39.1 +03 36 34   0.2216  1.1791   145.7    28.2    23.2
    ...
    2017 11 29    04 48 31.4 +09 29 44   0.1510  1.1336   166.2    12.0    21.8
    ...
    2017 12 07    04 10 42.7 +15 48 49   0.1242  1.1069   167.7    10.9    21.3
    ...
    2017 12 13    03 30 50.5 +22 04 04   0.1109  1.0858   154.7    22.8    21.4
    2017 12 14    03 23 13.2 +23 11 13   0.1094  1.0823   152.1    25.2    21.4
    2017 12 15    03 15 20.3 +24 18 52   0.1080  1.0787   149.4    27.7    21.5
    ...
    2017 12 21    02 23 33.8 +30 53 53   0.1037  1.0568   132.6    43.2    21.8
    ...
    2017 12 29    01 09 18.7 +37 43 54   0.1070  1.0269   111.2    63.3    22.4
    ...
    2018 01 13    23 07 11.4 +42 31 19   0.1287  0.9702    80.3    92.2    23.7
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-X107
    

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