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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-T65 : 2001 UV16

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M.P.E.C. 2004-T65                                Issued 2004 Oct. 13, 15:35 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

                  Supported in part by the Brinson Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2001 UV16

                           Revision to MPEC 2001-U55

Additional Observations:
     K01U16V 2C2004 09 07.51383601 06 21.093-37 25 17.02         21.5 R ET065568
     K01U16V 2C2004 09 07.51760601 06 20.787-37 25 18.64         21.5 R ET065568
     K01U16V 2C2004 09 09.52740901 03 29.847-37 39 08.83                ET065568

Observer details:
568 Mauna Kea.  Observer F. Bernardi.  Measurers F. Bernardi, D. J. Tholen.
    2.24-m University of Hawaii reflector + 8192 CCD + focal reducer.

First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
040907 568 15.6+ 20.6+    040909 568 15.7+ 20.8+    MPO 30506   -0.028 day

Orbital elements:
2001 UV16
Epoch 2004 July 14.0 TT = JDT 2453200.5                 MPC
M 257.32440              (2000.0)            P               Q
n   0.30435574     Peri.   92.45220     -0.44081573     -0.83989066
a   2.1888452      Node    30.90922     +0.35412750     -0.48688913
e   0.5035312      Incl.   38.05582     +0.82478797     -0.23983884
P   3.24           H   17.9           G   0.15           U   3
Residuals in seconds of arc
011023 644  0.1+  0.6+    011026 711  2.1-  1.3+    020105 540  1.5-  0.9-
011023 644  0.1-  0.8+    011026 644  1.0-  0.3+    020316 540  0.0   0.2+
011023 644  0.2+  0.1+    011026 644  1.1-  0.4+    020316 540  0.0   0.7+
011024 649  1.7-  0.2-    011026 644  0.6-  0.5+    020316 540  1.3-  3.0+
011024 649  1.0+  1.2-    011112 715 (5.1+  1.8-)   020410 649  0.6+  0.2-
011024 649  0.5+  0.7-    011112 715  0.0   0.6-    020410 649  0.0   0.4+
011024 649  0.0   1.0-    011112 715  1.6-  1.0+    020507 696  0.6-  0.5+
011025 711  0.9-  0.1+    011121 696  0.2+  1.5-    020507 696  0.9-  1.1+
011025 711  0.6+  0.3+    011121 696  0.1-  0.8+    040907 568  0.1-  0.0
011025 711  0.4+  0.7-    011204 413  1.3+  1.3+    040907 568  0.1+  0.0
011026 711  0.7+  0.6-    011204 413  1.0+  0.6+    040909 568  0.1-  0.2+
011026 711  0.8+  0.1+    020105 540  1.1-  1.3-

Ephemeris:
2001 UV16                a,e,i = 2.19, 0.50, 38                  q = 1.0867
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 10 12    00 05.11   -37 43.3    1.657    2.443   132.4    17.6    21.9
2004 10 22    23 48.38   -36 03.4    1.676    2.392   125.2    19.9    21.9
2004 11 01    23 35.17   -33 43.6    1.714    2.338   117.0    22.2    22.0
2004 11 11    23 26.11   -30 54.9    1.767    2.283   108.5    24.3    22.1
2004 11 21    23 21.20   -27 47.5    1.831    2.226   100.0    25.9    22.1
2004 12 01    23 20.05   -24 29.1    1.901    2.168    91.8    27.0    22.2
2004 12 11    23 22.12   -21 04.6    1.972    2.108    83.9    27.7    22.2
2004 12 21    23 26.94   -17 36.5    2.042    2.047    76.3    27.8    22.2
2004 12 31    23 34.03   -14 06.0    2.107    1.984    69.2    27.6    22.2
2005 01 10    23 43.05   -10 33.2    2.166    1.920    62.4    27.0    22.2

Kyle E. Smalley              (C) Copyright 2004 MPC           M.P.E.C. 2004-T65

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