[Iaude] MPEC N86: 2019 GX186 [a=2.49,e=0.75,i=8.2,H=24.7]

[mpec at cfa.harvard.edu]

M.P.E.C. 2024-N86                                  Issued 2024 July 8, 01:27 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 GX186                                   


Observations:
     K19GI6X  C2019 04 02.40889712 30 45.520+01 44 43.02         23.41GVEN086F51
     K19GI6X  C2019 04 02.42065412 30 43.017+01 44 48.40         22.85GVEN086F51
     K19GI6X*4C2019 04 04.44382 12 23 25.95 +02 00 33.0          23.9 g1EN086T09
     K19GI6X 4C2019 04 04.46353 12 23 21.14 +02 00 42.6          23.5 g1EN086T09
     K19GI6X 4C2019 04 04.48669 12 23 15.51 +02 00 53.6          23.4 g1EN086T09
     K19GI6X 4C2019 04 04.50558 12 23 10.94 +02 01 03.0          23.7 g1EN086T09
     K19GI6X 4C2019 04 04.51817 12 23 07.88 +02 01 09.1          23.7 g1EN086T09
     K19GI6X 4C2019 04 06.29298 12 15 50.15 +02 16 05.9          22.6 i1EN086T09
     K19GI6X 4C2019 04 06.29566 12 15 49.41 +02 16 07.8          23.0 i1EN086T09
     K19GI6X 4C2019 04 06.33848 12 15 37.62 +02 16 30.2          22.7 i1EN086T09
     K19GI6X @C2019 04 08.16596 12 06 59.44 +02 33 31.1          22.7 g EN086W84
     K19GI6X @C2019 04 08.16745 12 06 58.98 +02 33 31.6          22.7 r EN086W84
     K19GI6X @C2019 04 08.16896 12 06 58.52 +02 33 32.4          23.9 i EN086W84

Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, T. Lowe, P. Minguez, A.
    Schultz, I. Smith.  Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
    Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
    Weryk.  1.8-m Ritchey-Chretien + CCD.
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, H. Fukuyama.
    8.2-m f/2.0 reflector + CCD(HSC).
W84 Cerro Tololo-DECam.  Observer A. Saha.  Measurers A. Manaka, M. Konohata,
    C. Sakurai, M. Sakurai, Y. Nanami, M. Morino, M. Inose, S. Ibe, A. Usami,
    M. Suzuya, Y. Endo, H. Itosaki.  4.0-m CTIO reflector + DECam.

Orbital elements:
2019 GX186                                               Earth MOID = 0.0043 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Veres                   
M  80.80786              (2000.0)            P               Q                  
n   0.25150902     Peri.  275.57008     +0.40481889     +0.91326185             
a   2.4856139      Node    18.51463     -0.77187152     +0.36800132             
e   0.7484469      Incl.    8.24646     -0.49024079     +0.17472214             
P   3.92           H   24.76          G   0.15           U   9                  
Residuals in seconds of arc
190402 F51  0.1+  0.0     190404 T09  0.1+  0.0     190408 W84 (0.2-  0.4+)
190402 F51  0.1-  0.1+    190404 T09  0.1-  0.0     190408 W84  0.1-  0.0
190404 T09  0.4+  0.1-    190406 T09  0.1+  0.1-    190408 W84  0.1+  0.0
190404 T09  0.1+  0.1-    190406 T09  0.0   0.3+
190404 T09  0.0   0.3-    190406 T09  0.2-  0.2+

Ephemeris:
2019 GX186               a,e,i = 2.49, 0.75, 8                   q = 0.6253
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 06 08    06 02 33.4 +29 45 26   4.6716  3.6982    14.6     4.0    31.3
...
2024 06 23    06 20 44.6 +29 41 00   4.7658  3.7589     6.9     1.9    31.3
...
2024 07 01    06 30 18.0 +29 36 58   4.7973  3.7899     6.9     1.8    31.3
...
2024 07 07    06 37 22.3 +29 33 15   4.8121  3.8126     9.4     2.5    31.4
2024 07 08    06 38 32.4 +29 32 34   4.8139  3.8163     9.9     2.6    31.4
2024 07 09    06 39 42.4 +29 31 53   4.8154  3.8200    10.4     2.8    31.4
...
2024 07 15    06 46 38.0 +29 27 31   4.8202  3.8420    14.0     3.7    31.4
...
2024 07 23    06 55 39.9 +29 21 04   4.8152  3.8704    19.2     5.0    31.5
...
2024 08 07    07 11 50.3 +29 07 52   4.7709  3.9213    29.6     7.3    31.7

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-N86