[Iaude] MPEC K54: 2017 DU164 [a=42.67,e=0.02,i=3.5,H=7.32]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-K54                                  Issued 2024 May 23, 16:21 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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 https://www.minorplanetcenter.net/    ISSN 1523-6714

                                   2017 DU164                                   


Additional Observations:
     K17DG4U 1C2016 04 04.44253412 35 39.12 +00 02 22.1                WEK054T09
     K17DG4U 1C2016 04 04.55577212 35 38.61 +00 02 25.1                WEK054T09
     K17DG4U 1C2017 04 27.38087612 39 06.14 -00 19 50.4                WEK054T09
     K17DG4U 1C2019 04 06.46046112 50 43.57 -01 32 41.9                WEK054T09
     K17DG4U 1C2019 04 06.50169712 50 43.38 -01 32 40.7                WEK054T09

Observer details:
T09 Subaru Telescope, Maunakea.  Observer .  Measurer S. Deen.  8.3-m Subaru
    Telescope + CCD.

Orbital elements:
2017 DU164                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M  50.24136              (2000.0)            P               Q                  
n   0.00353665     Peri.   42.81699     -0.83604253     -0.54545181             
a  42.6652591      Node   104.03648     +0.48542300     -0.78571162             
e   0.0211813      Incl.    3.50376     +0.25572916     -0.29178687             
P 279              H    7.32          G   0.15           U   5                  
Residuals in seconds of arc
160404 T09  0.0   0.1+    170223 T09  0.1+  0.0     170304 T09  0.4-  0.3+
160404 T09  0.0   0.1-    170223 T09  0.0   0.2+    170304 T09  0.1-  0.2+
170221 T09  0.2+  0.0     170223 T09  0.0   0.1+    170427 T09  0.1+  0.1-
170221 T09  0.2+  0.1-    170223 T09  0.1+  0.2-    190406 T09  0.0   0.0
170221 T09  0.1+  0.2-    170304 T09  0.2-  0.2-    190406 T09  0.0   0.0
170221 T09  0.0   0.1-    170304 T09  0.1-  0.0
170221 T09  0.0   0.0     170304 T09  0.0   0.2+

Ephemeris:
2017 DU164               a,e,i = 42.67, 0.02, 4                  q = 41.7616
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 23    13 14 37.4 -04 02 17  41.1265 42.0998   165.3     0.3    23.6
...
2024 05 08    13 13 35.0 -03 56 28  41.2174 42.1005   150.7     0.7    23.6
...
2024 05 16    13 13 05.4 -03 53 52  41.2900 42.1009   142.9     0.8    23.7
...
2024 05 22    13 12 45.5 -03 52 12  41.3544 42.1011   137.1     0.9    23.7
2024 05 23    13 12 42.4 -03 51 56  41.3659 42.1012   136.1     1.0    23.7
2024 05 24    13 12 39.3 -03 51 42  41.3776 42.1012   135.1     1.0    23.7
...
2024 05 30    13 12 22.3 -03 50 23  41.4520 42.1015   129.3     1.1    23.7
...
2024 06 07    13 12 03.5 -03 49 04  41.5613 42.1018   121.6     1.2    23.7
...
2024 06 22    13 11 41.5 -03 48 06  41.7908 42.1025   107.2     1.3    23.7

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K54