[Iaude] MPEC O23: 2017 DM171 [a=43.03,e=0.01,i=4.5,H=7.4]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Sat Jul 20 04:44:03 EDT 2024


M.P.E.C. 2024-O23                                 Issued 2024 July 20, 08:42 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 DM171                                   


Observations:
     K17DH1M 5C2004 03 29.49160311 32 30.82 +07 54 04.7                WEO023T14
     K17DH1M 5C2004 03 29.50806511 32 30.74 +07 54 05.4                WEO023T14
     K17DH1M 1C2016 04 05.44429512 29 14.07 +01 20 47.4                WEO023T09
     K17DH1M 1C2016 04 05.56226312 29 13.55 +01 20 50.5                WEO023T09
     K17DH1M 1C2016 06 05.33273612 26 04.74 +01 36 45.1                WEO023T09
     K17DH1M 4C2017 01 30.62076 12 37 54.54 +00 19 33.2          23.7 z1EO023T09
     K17DH1M 4C2017 01 30.62344 12 37 54.52 +00 19 33.2          23.4 z1EO023T09
     K17DH1M 4C2017 01 30.62613 12 37 54.52 +00 19 33.2          23.5 z1EO023T09
     K17DH1M 4C2017 01 30.65099 12 37 54.47 +00 19 33.6          23.1 z1EO023T09
     K17DH1M 1C2017 02 02.61284512 37 48.72 +00 20 25.1                WEO023T09
     K17DH1M 1C2017 02 02.65845612 37 48.62 +00 20 26.0                WEO023T09
     K17DH1M*4C2017 02 21.50560 12 36 57.16 +00 27 14.8          23.5 z1EO023T09
     K17DH1M 4C2017 02 21.56347 12 36 56.95 +00 27 16.5          24.0 z1EO023T09
     K17DH1M 4C2017 02 21.57161 12 36 56.93 +00 27 16.3          23.2 z1EO023T09
     K17DH1M 4C2017 02 21.59307 12 36 56.86 +00 27 17.0          23.4 z1EO023T09
     K17DH1M 4C2017 02 23.55566 12 36 50.17 +00 28 06.2          23.6 r1EO023T09
     K17DH1M 4C2017 02 23.57615 12 36 50.10 +00 28 06.7          23.7 r1EO023T09
     K17DH1M 4C2017 02 23.62075 12 36 49.95 +00 28 07.7          23.7 r1EO023T09
     K17DH1M 4C2017 02 23.65038 12 36 49.85 +00 28 08.7          23.7 r1EO023T09
     K17DH1M 4C2017 02 23.65247 12 36 49.82 +00 28 08.6          23.9 r1EO023T09
     K17DH1M 1C2019 04 03.45075612 43 44.03 -00 21 52.0                WEO023T09
     K17DH1M 1C2019 04 03.47491212 43 43.93 -00 21 51.6                WEO023T09

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 S. Deen, H. Fukuyama, H. A.
    Guler.  8.3-m Subaru Telescope + CCD, 8.2-m f/2.0 reflector + CCD(HSC).
T14 Canada-France-Hawaii Telescope, Maunakea.  Observer L. Allen.  Measurer S.
    Deen.  3.58-m Canada-France-Hawaii Telescope + CCD.

Orbital elements:
2017 DM171                                                                      
Epoch 2024 Oct. 17.0 TT = JDT 2460600.5                 Alexandersen            
M 294.92491              (2000.0)            P               Q                  
n   0.00349231     Peri.  193.69984     -0.11380037     +0.99074457             
a  43.0256279      Node    69.80562     -0.90393369     -0.07234979             
e   0.0107560      Incl.    4.52174     -0.41225400     -0.11485076             
P 282              H    7.46          G   0.15           U   4                  
Residuals in seconds of arc
040329 T14  0.1+  0.2-    170130 T09  0.1-  0.0     170223 T09  0.2-  0.0
040329 T14  0.1-  0.1+    170202 T09  0.1+  0.1-    170223 T09  0.1-  0.1-
160405 T09  0.0   0.0     170202 T09  0.0   0.0     170223 T09  0.0   0.1+
160405 T09  0.1+  0.1-    170221 T09  0.2+  0.0     170223 T09  0.3-  0.0
160605 T09  0.0   0.1+    170221 T09  0.0   0.3+    190403 T09  0.1-  0.0
170130 T09  0.1+  0.1+    170221 T09  0.2+  0.1-    190403 T09  0.0   0.2-
170130 T09  0.1-  0.1+    170221 T09  0.2+  0.0
170130 T09  0.0   0.0     170223 T09  0.2-  0.0

Ephemeris:
2017 DM171               a,e,i = 43.03, 0.01, 5                  q = 42.5628
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 06 20    13 03 19.7 -02 48 51  42.5331 42.8379   106.8     1.3    23.9
...
2024 07 05    13 03 16.4 -02 50 02  42.7807 42.8375    92.5     1.4    24.0
...
2024 07 13    13 03 22.4 -02 51 29  42.9150 42.8372    84.9     1.4    24.0
...
2024 07 19    13 03 30.5 -02 52 56  43.0147 42.8371    79.3     1.3    24.0
2024 07 20    13 03 32.1 -02 53 12  43.0312 42.8371    78.3     1.3    24.0
2024 07 21    13 03 33.8 -02 53 29  43.0476 42.8370    77.4     1.3    24.0
...
2024 07 27    13 03 45.8 -02 55 18  43.1446 42.8369    71.7     1.3    24.0
...
2024 08 04    13 04 06.1 -02 58 10  43.2688 42.8367    64.2     1.2    24.0
...
2024 08 19    13 04 57.0 -03 04 43  43.4789 42.8363    50.1     1.0    24.0

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-O23





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