[Iaude] MPEC K51: 2017 DR164 [a=43.85,e=0.07,i=4.2,H=8.15]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-K51                                  Issued 2024 May 23, 16:17 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 DR164                                   


Additional Observations:
     K17DG4R 1C2016 04 04.44253412 37 26.41 -00 04 30.9                WEK051T09
     K17DG4R 1C2016 04 04.54511912 37 25.95 -00 04 28.0                WEK051T09
     K17DG4R 1C2017 04 27.38087612 40 49.33 -00 23 12.8                WEK051T09
     K17DG4R 1C2017 04 27.42612012 40 49.15 -00 23 11.7                WEK051T09
     K17DG4R 1C2019 04 06.35009912 52 10.92 -01 28 46.6                WEK051T09
     K17DG4R 1C2019 04 06.50169712 52 10.24 -01 28 42.4                WEK051T09

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

Orbital elements:
2017 DR164                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M  78.26156              (2000.0)            P               Q                  
n   0.00339390     Peri.  341.54406     -0.38846263     -0.91980771             
a  43.8534286      Node   131.27482     +0.85441199     -0.38199404             
e   0.0700787      Incl.    4.21448     +0.34507526     -0.08963448             
P 290              H    8.15          G   0.15           U   5                  
Residuals in seconds of arc
160404 T09  0.0   0.1-    170221 T09  0.2+  0.1-    170304 T09  0.1+  0.1-
160404 T09  0.0   0.0     170223 T09  0.0   0.1-    170304 T09  0.0   0.1-
170221 T09  0.0   0.0     170223 T09  0.0   0.1+    170304 T09  0.3-  0.1+
170221 T09  0.1-  0.1-    170223 T09  0.1+  0.2+    170427 T09  0.0   0.1-
170221 T09  0.0   0.2+    170223 T09  0.1+  0.1-    170427 T09  0.0   0.0
170221 T09  0.3+  0.1-    170223 T09  0.1+  0.2+    190406 T09  0.0   0.0
170221 T09  0.0   0.0     170304 T09  0.3-  0.1+    190406 T09  0.0   0.0

Ephemeris:
2017 DR164               a,e,i = 43.85, 0.07, 4                  q = 40.7802
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 23    13 15 17.7 -03 39 10  42.4697 43.4426   165.2     0.3    24.6
...
2024 05 08    13 14 17.2 -03 33 28  42.5626 43.4454   150.7     0.7    24.6
...
2024 05 16    13 13 48.4 -03 30 55  42.6363 43.4468   142.9     0.8    24.6
...
2024 05 22    13 13 29.0 -03 29 18  42.7014 43.4479   137.1     0.9    24.6
2024 05 23    13 13 26.0 -03 29 03  42.7130 43.4481   136.1     0.9    24.6
2024 05 24    13 13 23.0 -03 28 48  42.7249 43.4483   135.1     0.9    24.6
...
2024 05 30    13 13 06.4 -03 27 31  42.8000 43.4494   129.3     1.0    24.7
...
2024 06 07    13 12 48.0 -03 26 15  42.9104 43.4508   121.6     1.1    24.7
...
2024 06 22    13 12 26.4 -03 25 19  43.1418 43.4536   107.2     1.3    24.7

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K51