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  • MPEC 2017-S180: 2017 SW14

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    M.P.E.C. 2017-S180                               Issued 2017 Sept. 27, 16:36 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 SW14
    
    Observations:
         K17S14W  C2017 09 21.53427 00 59 14.646+18 36 42.60         20.3 wLES180F51
         K17S14W* C2017 09 24.33922 00 52 34.47 +20 18 02.7          20.4 VqES180703
         K17S14W  C2017 09 24.35094 00 52 32.65 +20 18 28.1          19.3 VqES180703
         K17S14W  C2017 09 24.35675 00 52 31.76 +20 18 41.4          19.6 VqES180703
         K17S14W KC2017 09 24.40454 00 52 24.44 +20 20 25.2          20.0 RqES180G58
         K17S14W  C2017 09 24.40659 00 52 23.97 +20 20 30.9          20.0 VqES180703
         K17S14W KC2017 09 24.40911 00 52 23.73 +20 20 34.7          20.0 RqES180G58
         K17S14W  C2017 09 24.41005 00 52 23.39 +20 20 38.3          19.8 VqES180703
         K17S14W KC2017 09 24.41351 00 52 23.06 +20 20 44.6          19.5 RqES180G58
         K17S14W  C2017 09 24.45626 00 52 16.27 +20 22 19.2          19.7 VqES180I52
         K17S14W  C2017 09 24.45754 00 52 16.04 +20 22 21.4          20.1 VqES180I52
         K17S14W  C2017 09 24.45882 00 52 15.87 +20 22 24.4          19.6 VqES180I52
         K17S14W  C2017 09 24.46009 00 52 15.68 +20 22 26.9          19.9 VqES180I52
         K17S14W  C2017 09 25.31770 00 50 04.50 +20 53 59.1          19.8 VqES180I52
         K17S14W  C2017 09 25.31846 00 50 04.40 +20 54 01.1          19.9 VqES180I52
         K17S14W  C2017 09 25.31923 00 50 04.25 +20 54 02.7          19.9 VqES180I52
         K17S14W  C2017 09 25.32165 00 50 03.88 +20 54 07.9          19.8 VqES180I52
         K17S14W  C2017 09 25.42815 00 49 46.70 +20 58 02.9          19.4 RoES180926
         K17S14W  C2017 09 25.43799 00 49 45.09 +20 58 24.8          19.5 RoES180926
         K17S14W  C2017 09 25.44709 00 49 43.63 +20 58 45.1          19.6 RoES180926
         K17S14W  C2017 09 26.22172 00 47 41.60 +21 27 22.7          20.0 VqES180I52
         K17S14W  C2017 09 26.22325 00 47 41.35 +21 27 26.5          20.2 VqES180I52
         K17S14W  C2017 09 26.22402 00 47 41.23 +21 27 28.1          20.4 VqES180I52
         K17S14W  C2017 09 27.33053 00 44 39.09 +22 08 36.9          20.0 VqES180I52
         K17S14W  C2017 09 27.33129 00 44 38.94 +22 08 38.6          20.7 VqES180I52
         K17S14W  C2017 09 27.33205 00 44 38.81 +22 08 40.1          20.3 VqES180I52
         K17S14W  C2017 09 27.33281 00 44 38.70 +22 08 41.9          19.4 VqES180I52
    
    Observer details:
    703 Catalina Sky Survey.  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.
        0.68-m Schmidt + 10K 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.
    G58 Chabot Space and Science Center, Oakland.  Observer G. McKeegan.  0.9-m
        f/4.5 Cassegrain + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers G. J. Leonard,
        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.
    
    Orbital elements:
    2017 SW14                                                Earth MOID = 0.5448 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 322.13141              (2000.0)            P               Q
    n   0.29401657     Peri.   87.52780     +0.04042025     -0.99918121
    a   2.2398633      Node     0.18569     +0.55182515     +0.02084875
    e   0.4536362      Incl.   33.04161     +0.83297971     +0.03467346
    P   3.35           H   19.1           G   0.15           U   7
    Residuals in seconds of arc
    170921 F51  0.0   0.0     170924 I52  0.3+  0.4+    170925 926  0.3-  0.1+
    170924 703  0.2+  0.1-    170924 I52  0.2-  0.2-    170925 926  0.3-  0.4+
    170924 703  0.3+  0.4-    170924 I52  0.2+  0.0     170926 I52  0.2-  0.6-
    170924 703  0.5+  0.1+    170924 I52  0.3+  0.3-    170926 I52  0.2-  0.2-
    170924 G58  0.1-  0.2+    170925 I52  0.2-  0.1-    170926 I52  0.1-  0.3-
    170924 703  0.1+  0.5+    170925 I52  0.1+  0.2+    170927 I52  0.2+  0.2+
    170924 G58  0.1-  0.3-    170925 I52  0.2-  0.1+    170927 I52  0.1-  0.2+
    170924 703  0.5-  0.3+    170925 I52  0.0   0.1-    170927 I52  0.0   0.0
    170924 G58  0.1+  0.0     170925 926  0.1+  0.2-    170927 I52  0.3+  0.1+
    
    Ephemeris:
    2017 SW14                a,e,i = 2.24, 0.45, 33                  q = 1.2238
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 08 28    01 29 51.5 +06 33 43   0.9431  1.7803   131.4    25.2    21.4
    ...
    2017 09 12    01 16 37.3 +13 18 01   0.7611  1.6927   146.2    19.3    20.6
    ...
    2017 09 20    01 02 35.6 +17 42 30   0.6844  1.6464   153.8    15.6    20.2
    ...
    2017 09 26    00 48 16.8 +21 19 12   0.6385  1.6120   157.8    13.6    19.9
    2017 09 27    00 45 34.2 +21 56 19   0.6319  1.6063   158.2    13.4    19.9
    2017 09 28    00 42 46.1 +22 33 36   0.6257  1.6007   158.5    13.3    19.9
    ...
    2017 10 04    00 24 07.7 +26 17 42   0.5948  1.5669   157.6    14.1    19.7
    ...
    2017 10 12    23 55 14.2 +31 00 29   0.5719  1.5228   150.7    18.7    19.8
    ...
    2017 10 27    22 58 07.9 +37 39 33   0.5786  1.4441   131.6    31.0    20.0
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S180
    

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