[Iaude] MPEC K16: 2019 EJ7 [a=44.97,e=0.12,i=7.0,H=8.6]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Fri May 17 15:37:00 EDT 2024


M.P.E.C. 2024-K16                                  Issued 2024 May 17, 19:35 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

                                    2019 EJ7                                    


Observations:
     K19E07J 4C2018 03 18.46308 11 45 14.27 +03 23 21.2          24.8 i1EK016T09
     K19E07J 4C2018 03 18.50571 11 45 14.12 +03 23 22.9          25.3 i1EK016T09
     K19E07J 4C2018 03 18.57871 11 45 13.71 +03 23 25.1          25.0 i1EK016T09
     K19E07J 4C2018 04 24.35538 11 42 39.14 +03 40 42.7          24.0 z1EK016T09
     K19E07J 4C2018 04 24.37247 11 42 39.08 +03 40 43.2          23.7 z1EK016T09
     K19E07J 4C2018 04 24.40148 11 42 38.99 +03 40 43.9          24.2 z1EK016T09
     K19E07J 4C2018 04 24.44523 11 42 38.82 +03 40 44.9          23.6 z1EK016T09
     K19E07J 4C2019 02 04.58875 11 54 04.94 +02 35 43.9          25.9 g1EK016T09
     K19E07J 4C2019 02 04.62048 11 54 04.84 +02 35 44.6          25.5 g1EK016T09
     K19E07J 4C2019 02 04.63313 11 54 04.81 +02 35 45.1          25.5 g1EK016T09
     K19E07J 4C2019 02 04.66250 11 54 04.72 +02 35 45.7          25.1 g1EK016T09
     K19E07J 4C2019 03 02.51880 11 52 25.43 +02 48 00.8          23.6 y1EK016T09
     K19E07J 4C2019 03 02.53504 11 52 25.36 +02 48 01.4          23.2 y1EK016T09
     K19E07J 4C2019 03 02.61357 11 52 25.01 +02 48 03.8          23.9 y1EK016T09
     K19E07J*4C2019 03 08.35114 11 51 59.33 +02 51 06.1          24.9 r1EK016T09
     K19E07J 4C2019 03 08.40431 11 51 59.08 +02 51 07.9          24.5 r1EK016T09
     K19E07J 4C2019 03 08.40641 11 51 59.08 +02 51 07.9          24.4 r1EK016T09
     K19E07J 4C2019 03 08.43604 11 51 58.93 +02 51 08.8          24.1 r1EK016T09

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 H. Fukuyama, A. Yamauchi.
    8.2-m f/2.0 reflector + CCD(HSC).

Orbital elements:
2019 EJ7                                                                        
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M  22.80442              (2000.0)            P               Q                  
n   0.00326777     Peri.  353.39663     -0.91027270     -0.41232433             
a  44.9747001      Node   162.11026     +0.38518597     -0.87649301             
e   0.1200803      Incl.    6.97678     +0.15177409     -0.24849277             
P 302              H    8.65          G   0.15           U   7                  
Residuals in seconds of arc
180318 T09  0.1-  0.1-    180424 T09  0.2-  0.0     190302 T09  0.1+  0.0
180318 T09  0.6+  0.3+    190204 T09  0.1-  0.0     190302 T09  0.1+  0.0
180318 T09  0.3-  0.2+    190204 T09  0.1-  0.1-    190308 T09  0.0   0.0
180424 T09  0.1-  0.2-    190204 T09  0.1+  0.1+    190308 T09  0.1-  0.1+
180424 T09  0.1-  0.1-    190204 T09  0.1+  0.0     190308 T09  0.1+  0.0
180424 T09  0.1+  0.1-    190302 T09  0.0   0.1-    190308 T09  0.1-  0.1-

Ephemeris:
2019 EJ7                 a,e,i = 44.97, 0.12, 7                  q = 39.5741
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 04 17    12 18 23.3 +00 58 23  39.1921 40.1149   156.5     0.6    24.7
...
2024 05 02    12 17 25.5 +01 04 31  39.3210 40.1172   141.7     0.9    24.8
...
2024 05 10    12 16 59.7 +01 07 09  39.4117 40.1184   133.9     1.0    24.8
...
2024 05 16    12 16 43.2 +01 08 46  39.4884 40.1193   128.0     1.1    24.8
2024 05 17    12 16 40.7 +01 09 01  39.5018 40.1195   127.1     1.2    24.8
2024 05 18    12 16 38.3 +01 09 15  39.5154 40.1196   126.1     1.2    24.8
...
2024 05 24    12 16 25.3 +01 10 27  39.6005 40.1205   120.3     1.2    24.8
...
2024 06 01    12 16 12.5 +01 11 33  39.7219 40.1217   112.6     1.3    24.8
...
2024 06 16    12 16 03.2 +01 11 56  39.9669 40.1240    98.2     1.4    24.9

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-K16





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