[Iaude] MPEC K55: 2017 DS164 [a=45.88,e=0.15,i=18.6,H=7.83]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-K55                                  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 DS164                                   


Additional Observations:
     K17DG4S 1C2016 04 04.44253412 35 52.84 +00 31 40.0                WEK055T09
     K17DG4S 1C2016 04 04.55577212 35 52.34 +00 31 43.6                WEK055T09
     K17DG4S 1C2017 04 27.39220812 39 40.97 +00 35 22.8                WEK055T09
     K17DG4S 1C2019 04 03.42918212 52 09.80 +00 09 06.2                WEK055T09
     K17DG4S 1C2019 04 06.47395812 51 56.58 +00 10 42.8                WEK055T09

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

Orbital elements:
2017 DS164                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 312.11261              (2000.0)            P               Q                  
n   0.00317149     Peri.   84.96061     -0.14779573     +0.98881014             
a  45.8804294      Node   176.34897     -0.98563729     -0.14556638             
e   0.1453250      Incl.   18.56211     -0.08170411     -0.03263328             
P 311              H    7.83          G   0.15           U   5                  
Residuals in seconds of arc
160404 T09  0.1+  0.0     170221 T09  0.0   0.1-    170304 T09  0.1-  0.0
160404 T09  0.1-  0.1+    170221 T09  0.1+  0.1-    170304 T09  0.1-  0.1+
170221 T09  0.1-  0.0     170223 T09  0.1+  0.1+    170304 T09  0.2-  0.0
170221 T09  0.1+  0.1-    170223 T09  0.1-  0.0     170427 T09  0.1+  0.1+
170221 T09  0.3+  0.0     170223 T09  0.1-  0.2-    190403 T09  0.0   0.0
170221 T09  0.0   0.1+    170223 T09  0.0   0.0     190406 T09  0.1+  0.0
170221 T09  0.1+  0.2-    170223 T09  0.0   0.2-

Ephemeris:
2017 DS164               a,e,i = 45.88, 0.15, 19                 q = 39.2129
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 23    13 18 10.6 -00 16 51  41.0535 42.0183   163.5     0.4    24.1
...
2024 05 08    13 17 09.2 -00 10 34  41.1408 42.0134   149.5     0.7    24.1
...
2024 05 16    13 16 39.9 -00 07 50  41.2112 42.0107   141.8     0.9    24.2
...
2024 05 22    13 16 20.2 -00 06 08  41.2737 42.0088   136.1     1.0    24.2
2024 05 23    13 16 17.1 -00 05 52  41.2849 42.0084   135.1     1.0    24.2
2024 05 24    13 16 14.0 -00 05 38  41.2963 42.0081   134.2     1.0    24.2
...
2024 05 30    13 15 57.2 -00 04 20  41.3687 42.0061   128.4     1.1    24.2
...
2024 06 07    13 15 38.5 -00 03 06  41.4752 42.0035   120.8     1.2    24.2
...
2024 06 22    13 15 16.6 -00 02 24  41.6987 41.9986   106.5     1.3    24.2

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K55