[Iaude] MPEC U294: 2017 UK43 [a=2.61,e=0.51,i=2.9,H=23.0]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Oct 30 13:51:17 EDT 2017


M.P.E.C. 2017-U294                               Issued 2017 Oct. 30, 17:48 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 at CFA.HARVARD.EDU
            URL http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 UK43
 
Observations:
     K17U43K* C2017 10 28.52068 03 29 30.762+06 39 52.12         22.1 wLEU294F51
     K17U43K  C2017 10 28.53261 03 29 31.599+06 39 51.79         22.5 wLEU294F51
     K17U43K  C2017 10 28.54456 03 29 32.404+06 39 51.60         22.1 wLEU294F51
     K17U43K KC2017 10 29.44613 03 30 42.89 +06 39 33.9          21.4 RoEU294291
     K17U43K KC2017 10 29.45190 03 30 43.30 +06 39 33.8          21.6 RoEU294291
     K17U43K KC2017 10 29.45767 03 30 43.69 +06 39 33.9          21.8 RoEU294291
     K17U43K  C2017 10 29.49123 03 30 47.119+06 39 39.24         22.1 wLEU294F51
     K17U43K  C2017 10 29.50402 03 30 47.978+06 39 38.94         22.2 wLEU294F51
     K17U43K  C2017 10 29.51657 03 30 48.810+06 39 38.92         22.1 wLEU294F51
     K17U43K  C2017 10 29.52911 03 30 49.675+06 39 38.87         21.7 wLEU294F51
     K17U43K ^C2017 10 30.45484 03 32 00.92 +06 39 32.9          20.8 RoEU294695
     K17U43K ^C2017 10 30.45808 03 32 01.15 +06 39 32.7          21.1 RoEU294695
     K17U43K ^C2017 10 30.46077 03 32 01.36 +06 39 32.7          21.2 RoEU294695
 
Observer details:
291 LPL/Spacewatch II.  Observer M. J. Brucker.  1.8-m f/2.7 reflector + CCD.
695 Kitt Peak.  Observer J. V. Scotti.  2.3-m f/9 reflector + 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.
 
Orbital elements:
2017 UK43                                                Earth MOID = 0.2895 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 341.78177              (2000.0)            P               Q
n   0.23411268     Peri.  288.02271     +0.52253223     -0.85174416
a   2.6072705      Node   130.41236     +0.80019920     +0.47426289
e   0.5122622      Incl.    2.90787     +0.29434896     +0.22272540
P   4.21           H   23.0           G   0.15           U   8
Residuals in seconds of arc
171028 F51  0.2+  0.1+    171029 291  0.3+  0.2+    171030 695  0.2+  0.4+
171028 F51  0.6+  0.1+    171029 F51  0.4+  0.1+    171030 695  0.3+  0.2+
171028 F51  0.3+  0.2+    171029 F51  0.4+  0.1-    171030 695  0.6+  0.2+
171029 291  0.4+  0.0     171029 F51  0.2+  0.0
171029 291  0.5+  0.0     171029 F51  0.5+  0.2+

Ephemeris:
2017 UK43                a,e,i = 2.61, 0.51, 3                   q = 1.2717
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 09 30    02 45 58.7 +07 15 56   0.4451  1.3884   144.6    24.7    23.1
...
2017 10 15    03 10 17.4 +06 56 25   0.3659  1.3327   152.6    20.1    22.4
...
2017 10 23    03 22 01.3 +06 44 23   0.3351  1.3096   156.8    17.4    22.1
...
2017 10 29    03 30 08.8 +06 39 51   0.3172  1.2957   159.8    15.3    21.9
2017 10 30    03 31 26.7 +06 39 44   0.3146  1.2937   160.3    15.0    21.9
2017 10 31    03 32 43.7 +06 39 50   0.3122  1.2917   160.8    14.6    21.8
...
2017 11 06    03 40 05.3 +06 45 51   0.3001  1.2819   163.6    12.6    21.7
...
2017 11 14    03 49 01.5 +07 11 19   0.2907  1.2738   166.5    10.5    21.5
...
2017 11 29    04 04 01.9 +09 03 04   0.2941  1.2748   167.1    10.0    21.5

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U294



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