[Iaude] MPEC J169: 2017 CJ55 [a=43.80,e=0.05,i=3.0,H=9.14]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-J169                                  Issued 2024 May 8, 15:59 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 CJ55                                    


Additional Observations:
     K17C55J 1C2016 04 02.39340712 27 54.51 +00 18 28.2                WEJ169T09
     K17C55J 1C2016 04 02.41999912 27 54.40 +00 18 29.1                WEJ169T09
     K17C55J 1C2016 04 02.44456512 27 54.29 +00 18 29.6                WEJ169T09
     K17C55J 1C2016 04 06.56813112 27 36.91 +00 20 19.7                WEJ169T09
     K17C55J 1C2016 04 06.57376712 27 36.92 +00 20 19.6                WEJ169T09
     K17C55J 1C2016 06 05.32849612 24 40.23 +00 36 39.5                WEJ169T09
     K17C55J 1C2016 06 05.35825112 24 40.20 +00 36 39.8                WEJ169T09

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

Orbital elements:
2017 CJ55                                                                       
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 259.88378              (2000.0)            P               Q                  
n   0.00339998     Peri.  197.69525     +0.51999694     +0.85264362             
a  43.8011479      Node   103.66412     -0.77720010     +0.49707054             
e   0.0460326      Incl.    3.00919     -0.35434898     +0.16099608             
P 290              H    9.14          G   0.15           U   8                  
Residuals in seconds of arc
160402 T09  0.0   0.1-    170130 T09  0.1+  0.0     170202 T09  0.1-  0.1+
160402 T09  0.1+  0.1+    170130 T09  0.1-  0.1-    170202 T09  0.1+  0.2+
160402 T09  0.0   0.1-    170130 T09  0.3+  0.0     170223 T09  0.2-  0.2-
160406 T09  0.4-  0.3+    170130 T09  0.1+  0.0     170223 T09  0.0   0.1-
160406 T09  0.1+  0.0     170202 T09  0.1-  0.1+    170223 T09  0.4+  0.0
160605 T09  0.0   0.2-    170202 T09  0.1-  0.2-    170223 T09  0.3-  0.1+
160605 T09  0.0   0.0     170202 T09  0.1-  0.2+

Ephemeris:
2017 CJ55                a,e,i = 43.80, 0.05, 3                  q = 41.7849
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 08    13 04 01.4 -03 29 17  43.2440 44.2432   176.2     0.1    25.6
...
2024 04 23    13 02 57.9 -03 22 54  43.2813 44.2414   162.5     0.4    25.6
...
2024 05 01    13 02 26.0 -03 19 49  43.3275 44.2405   154.7     0.6    25.7
...
2024 05 07    13 02 03.5 -03 17 42  43.3734 44.2398   148.8     0.7    25.7
2024 05 08    13 01 59.9 -03 17 22  43.3819 44.2397   147.8     0.7    25.7
2024 05 09    13 01 56.3 -03 17 02  43.3907 44.2396   146.9     0.7    25.7
...
2024 05 15    13 01 36.0 -03 15 12  43.4486 44.2389   141.0     0.8    25.7
...
2024 05 23    13 01 11.9 -03 13 07  43.5384 44.2380   133.2     1.0    25.7
...
2024 06 07    13 00 37.8 -03 10 30  43.7395 44.2362   118.7     1.2    25.7

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-J169