[Iaude] MPEC K46: 2017 CO54 [a=43.56,e=0.11,i=13.3,H=8.77]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Thu May 23 11:51:31 EDT 2024


M.P.E.C. 2024-K46                                  Issued 2024 May 23, 15:50 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 CO54                                    


Additional Observations:
     K17C54O 4C2017 03 04.29255 09 55 27.28 +01 10 31.1          23.9 z1EK046T09
     K17C54O 4C2017 03 04.34360 09 55 27.04 +01 10 32.8          23.9 z1EK046T09
     K17C54O 4C2017 03 04.45601 09 55 26.52 +01 10 36.2          24.0 i1EK046T09
     K17C54O 4C2017 03 04.49952 09 55 26.33 +01 10 37.5          24.1 i1EK046T09
     K17C54O 1C2018 01 17.48064210 04 51.82 +00 32 44.9                WEK046T09
     K17C54O 1C2018 01 17.51027210 04 51.70 +00 32 45.3                WEK046T09
     K17C54O 1C2018 01 17.57222310 04 51.46 +00 32 46.2                WEK046T09
     K17C54O 1C2018 04 13.35826509 58 58.20 +01 12 13.5                WEK046T09
     K17C54O 1C2018 04 13.36903709 58 58.17 +01 12 13.7                WEK046T09
     K17C54O 1C2018 04 13.40136009 58 58.09 +01 12 14.7                WEK046T09
     K17C54O 1C2019 05 09.28421110 04 16.96 +01 03 43.4                WEK046T09
     K17C54O 1C2019 05 09.37850710 04 16.93 +01 03 45.2                WEK046T09

Observer details:
T09 Subaru Telescope, Maunakea.  Observers H. Aihara, Y. AlSayyad, M. Ando, R.
    Armstrong, J. Bosch, E. Egami, H. Furusawa, J. Furusawa, S. Harasawa, Y.
    Harikane, B.-C. Hsieh, H. Ikeda, K. Ito, I. Iwata, T. Kodama, M. Koike, M.
    Kokubo, Y. Komiyama, X. Li, Y. Liang, Y.-T. Lin, R. H. Lupton, N. B. Lust,
    L. A. MacArthur, K. Mawatari, S. Mineo, H. Miyatake, S. Miyazaki, S. More,
    T. Morishima, H. Murayama, K. Nakajima, F. Nakata, A. J. Nishizawa, M.
    Oguri, N. Okabe, Y. Okura, Y. Ono, K. Osato, M. Ouchi, Y.-C. Pan, A. A.
    Plazas Malagon, P. A. Price, S. L. Reed, E. S. Rykoff, T. Shibuya, M.
    Simunovic, M. A. Strauss, K. Sugimori, Y. Suto, N. Suzuki, M. Takada, Y.
    Takagi, T. Takata, S. Takita, M. Tanaka, S. Tang, D. S. Taranu, T. Terai,
    Y. Toba, E. L. Turner, H. Uchiyama, B. Vijarnwannaluk, C. Z. Waters, Y.
    Yamada, N. Yamamoto, T. Yamashita.  Measurers A. Yamauchi, S. Deen.  8.2-m
    f/2.0 reflector + CCD(HSC), 8.3-m Subaru Telescope + CCD.

Orbital elements:
2017 CO54                                                                       
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M 331.43212              (2000.0)            P               Q                  
n   0.00342785     Peri.  353.51484     -0.96052809     +0.26391495             
a  43.5633489      Node   202.39584     -0.24373399     -0.95080299             
e   0.1074519      Incl.   13.34596     -0.13408779     -0.16224232             
P 288              H    8.77          G   0.15           U   6                  
Residuals in seconds of arc
170123 T09  0.4-  0.1-    170130 T09  0.1-  0.1+    170223 T09  0.0   0.1-
170123 T09  0.0   0.1+    170202 T09  0.0   0.1+    170304 T09  0.1+  0.1+
170123 T09  0.2-  0.2-    170202 T09  0.0   0.1-    170304 T09  0.0   0.2+
170123 T09  0.0   0.1+    170202 T09  0.0   0.3+    170304 T09  0.0   0.1+
170123 T09  0.1-  0.0     170202 T09  0.1+  0.0     170304 T09  0.2+  0.0
170123 T09  0.0   0.1-    170221 T09  0.1+  0.2-    180117 T09  0.0   0.0
170123 T09  0.0   0.2+    170221 T09  0.1-  0.0     180117 T09  0.0   0.0
170130 T09  0.1+  0.1+    170221 T09  0.1-  0.0     180117 T09  0.1+  0.1+
170130 T09  0.3+  0.0     170221 T09  0.2+  0.2-    180413 T09  0.0   0.0
170130 T09  0.2+  0.1-    170223 T09  0.3-  0.1+    180413 T09  0.0   0.0
170130 T09  0.1+  0.0     170223 T09  0.2-  0.2-    180413 T09  0.1-  0.0
170130 T09  0.2+  0.1+    170223 T09  0.1+  0.2-    190509 T09  0.1+  0.0
170130 T09  0.4-  0.0     170223 T09  0.2-  0.1-    190509 T09  0.1-  0.0

Ephemeris:
2017 CO54                a,e,i = 43.56, 0.11, 13                 q = 38.8824
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 23    10 34 05.3 -00 37 44  38.9707 39.5819   126.9     1.2    24.9
...
2024 05 08    10 33 41.6 -00 31 25  39.1838 39.5795   112.4     1.4    24.9
...
2024 05 16    10 33 37.2 -00 28 44  39.3087 39.5782   104.7     1.4    24.9
...
2024 05 22    10 33 37.8 -00 27 05  39.4056 39.5772    99.0     1.4    24.9
2024 05 23    10 33 38.2 -00 26 50  39.4220 39.5771    98.1     1.5    24.9
2024 05 24    10 33 38.7 -00 26 36  39.4383 39.5769    97.1     1.5    24.9
...
2024 05 30    10 33 43.7 -00 25 22  39.5371 39.5759    91.5     1.5    24.9
...
2024 06 07    10 33 55.6 -00 24 15  39.6692 39.5746    83.9     1.5    24.9
...
2024 06 22    10 34 33.0 -00 23 52  39.9098 39.5722    69.9     1.4    25.0

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K46





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