[Iaude] MPEC M65: 2017 DE165 [a=38.86,e=0.08,i=5.2,H=9.15]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-M65                                 Issued 2024 June 27, 02:30 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 DE165                                   


Additional Observations:
     K17DG5E 1C2016 04 02.45013112 18 19.38 +01 44 47.5                WEM065T09
     K17DG5E 1C2016 06 04.28501712 14 36.39 +02 03 26.2                WEM065T09
     K17DG5E 1C2017 03 04.60133112 27 10.22 +00 39 26.9                WEM065T09
     K17DG5E 1C2017 03 04.63924212 27 10.04 +00 39 28.1                WEM065T09
     K17DG5E 1C2019 04 03.43995012 37 26.76 -00 44 03.7                WEM065T09
     K17DG5E 1C2019 04 03.44808712 37 26.72 -00 44 03.3                WEM065T09
     K17DG5E 1C2019 04 03.47224212 37 26.59 -00 44 02.6                WEM065T09

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

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
160402 T09 0.06- 0.03-    190403 T09 0.04- 0.02-    MPO824973  +15157 days

Orbital elements:
2017 DE165                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M  27.53905              (2000.0)            P               Q                  
n   0.00406846     Peri.  121.83059     -0.96436343     -0.25709935             
a  38.8611944      Node    43.36044     +0.20140288     -0.86645726             
e   0.0824075      Incl.    5.22076     +0.17158106     -0.42796230             
P 242              H    9.15          G   0.15           U   6                  
Residuals in seconds of arc
160402 T09  0.1+  0.0     170123 T09  0.3+  0.1-    170223 T09  0.0   0.1+
160604 T09  0.1-  0.1-    170128 T09  0.0   0.1-    170304 T09  0.2+  0.0
170123 T09  0.0   0.1-    170128 T09  0.1-  0.0     170304 T09  0.2+  0.0
170123 T09  0.1-  0.0     170128 T09  0.2-  0.0     190403 T09  0.0   0.1-
170123 T09  0.1-  0.1+    170223 T09  0.0   0.2+    190403 T09  0.0   0.1+
170123 T09  0.0   0.0     170223 T09  0.1-  0.1+    190403 T09  0.0   0.0

Ephemeris:
2017 DE165               a,e,i = 38.86, 0.08, 5                  q = 35.6587
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 05 28    13 04 55.2 -04 25 45  35.4350 36.0919   129.8     1.2    24.9
...
2024 06 12    13 04 19.7 -04 23 21  35.6483 36.0937   115.3     1.5    24.9
...
2024 06 20    13 04 09.2 -04 23 00  35.7743 36.0947   107.6     1.5    24.9
...
2024 06 26    13 04 05.4 -04 23 09  35.8725 36.0955   101.9     1.6    24.9
2024 06 27    13 04 05.1 -04 23 13  35.8891 36.0956   100.9     1.6    24.9
2024 06 28    13 04 04.9 -04 23 17  35.9057 36.0957   100.0     1.6    24.9
...
2024 07 04    13 04 05.9 -04 23 57  36.0066 36.0965    94.3     1.6    24.9
...
2024 07 12    13 04 12.8 -04 25 24  36.1421 36.0975    86.7     1.6    24.9
...
2024 07 27    13 04 42.9 -04 29 52  36.3914 36.0993    72.5     1.5    24.9

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-M65