[Iaude] MPEC J09: 2020 HY9 [a=1.85,e=0.58,i=10.2,H=24.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri May 1 10:48:46 EDT 2020


M.P.E.C. 2020-J09                                   Issued 2020 May 1, 14:47 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  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

                                    2020 HY9                                    


Observations:
     K20H09Y* C2020 04 28.29711 13 55 37.41 +25 47 55.9          21.7 GVEJ009G96
     K20H09Y  C2020 04 28.30227 13 55 37.92 +25 47 34.3          21.9 GVEJ009G96
     K20H09Y  C2020 04 28.30743 13 55 38.44 +25 47 13.1          21.4 GVEJ009G96
     K20H09Y  C2020 04 28.31260 13 55 38.97 +25 46 53.0          21.9 GVEJ009G96
     K20H09Y  C2020 04 28.38069 13 55 46.13 +25 42 15.0          21.9 GVEJ009V06
     K20H09Y  C2020 04 28.38370 13 55 46.42 +25 42 02.5          21.9 GVEJ009V06
     K20H09Y  C2020 04 28.38672 13 55 46.74 +25 41 49.6          21.2 GVEJ009V06
     K20H09Y  C2020 04 28.38974 13 55 47.07 +25 41 37.8          21.9 GVEJ009V06
     K20H09Y  C2020 04 29.19278 13 57 25.19 +24 49 48.5          22.1 GVEJ009V06
     K20H09Y  C2020 04 29.19753 13 57 25.64 +24 49 30.3          22.0 GVEJ009V06
     K20H09Y  C2020 04 29.20229 13 57 26.10 +24 49 12.7          21.8 GVEJ009V06
     K20H09Y  C2020 04 29.20704 13 57 26.57 +24 48 55.7          22.0 GVEJ009V06
     K20H09Y  C2020 04 30.21450 13 59 12.94 +23 48 53.9          22.4 GVEJ009V06
     K20H09Y  C2020 04 30.22084 13 59 13.44 +23 48 32.7          22.6 GVEJ009V06
     K20H09Y  C2020 04 30.22717 13 59 13.94 +23 48 11.3          21.9 GVEJ009V06
     K20H09Y KC2020 05 01.21331714 00 46.75 +22 54 02.3          22.2 VuEJ009H21
     K20H09Y KC2020 05 01.21999114 00 47.25 +22 53 40.9          22.2 VuEJ009H21
     K20H09Y KC2020 05 01.22303114 00 47.46 +22 53 31.6          22.3 VuEJ009H21

Observer details:
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers E. J. Christensen, 
   G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. 
   Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. Rankin, R. L. Seaman,
    F. C. Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  1.3-m f/4.0 
   astrograph + CCD.
V06 Catalina Sky Survey-Kuiper.  Observers D. C. Fuls, H. Groeller.  Measurers 
   E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. 
   Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D. 
   Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  1.55-m reflector + CCD.

Orbital elements:
2020 HY9                                                 Earth MOID = 0.0372 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Pan
M  36.33292              (2000.0)            P               Q
n   0.39159167     Peri.  305.28695     -0.68492652     -0.72818830
a   1.8503210      Node   188.08507     +0.71262945     -0.66240830
e   0.5828808      Incl.   10.17648     +0.15177263     -0.17594615
P   2.52           H   24.3           G   0.15           U   8
Residuals in seconds of arc
200428 G96  0.3+  0.5+    200428 V06  0.1-  0.6-    200430 V06  0.3+  0.3-
200428 G96  0.0   0.2-    200428 V06  0.0   0.1-    200430 V06  0.1-  0.0
200428 G96  0.2-  0.4-    200429 V06  0.1-  0.6+    200430 V06  0.4-  0.0
200428 G96  0.3-  0.5+    200429 V06  0.1-  0.2-    200501 H21  0.1+  0.1+
200428 V06  0.3+  0.1+    200429 V06  0.0   0.3-    200501 H21  0.1+  0.2-
200428 V06  0.1-  0.1-    200429 V06  0.3+  0.2+    200501 H21  0.1-  0.2+

Ephemeris:
2020 HY9                 a,e,i = 1.85, 0.58, 10                  q = 0.7718
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 04 01    03 05 31.5 +15 47 34   0.1183  0.9075    37.0   138.5    26.1
...
2020 04 16    12 08 08.6 +57 23 05   0.06580 1.0280   110.1    66.5    20.8
...
2020 04 24    13 43 26.2 +31 52 25   0.1256  1.0981   134.9    40.4    21.6
...
2020 04 30    13 58 49.9 +24 01 27   0.1800  1.1519   140.5    33.8    22.3
2020 05 01    14 00 27.1 +23 05 38   0.1894  1.1609   141.0    33.1    22.4
2020 05 02    14 01 55.0 +22 14 01   0.1990  1.1700   141.4    32.5    22.5
...
2020 05 08    14 08 33.8 +18 07 11   0.2582  1.2244   142.6    30.1    23.1
...
2020 05 16    14 14 36.2 +14 13 59   0.3421  1.2968   141.6    29.0    23.8
...
2020 05 31    14 24 17.8 +08 56 53   0.5159  1.4306   136.0    29.5    24.9

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-J09




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