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  • MPEC 2020-J17 : 2020 HF10

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    M.P.E.C. 2020-J17                                   Issued 2020 May 2, 11:47 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                    2020 HF10                                
    
    
    Observations:
         K20H10F* C2020 04 30.32492 14 37 30.65 -21 56 02.6          20.2 GVEJ017G96
         K20H10F  C2020 04 30.33020 14 37 31.25 -21 55 23.8          20.1 GVEJ017G96
         K20H10F  C2020 04 30.33547 14 37 31.89 -21 54 44.3          21.1 GVEJ017G96
         K20H10F  C2020 04 30.34074 14 37 32.47 -21 54 05.5                VEJ017G96
         K20H10F KC2020 04 30.43430514 37 52.37 -21 40 19.3          20.3 GVEJ017474
         K20H10F KC2020 04 30.43670414 37 52.70 -21 40 02.2          20.8 GVEJ017474
         K20H10F KC2020 04 30.43910414 37 53.01 -21 39 43.8          20.3 GVEJ017474
         K20H10F KC2020 04 30.44150414 37 53.29 -21 39 27.5          20.0 GVEJ017474
         K20H10F KC2020 04 30.44390414 37 53.60 -21 39 10.2          20.9 GVEJ017474
         K20H10F  C2020 05 01.40012 14 40 11.87 -19 50 22.7          20.5 GVEJ017G96
         K20H10F  C2020 05 01.40070 14 40 11.93 -19 50 18.7          20.6 GVEJ017G96
         K20H10F  C2020 05 01.40186 14 40 12.08 -19 50 10.5                VEJ017G96
         K20H10F KC2020 05 02.20155314 42 08.06 -18 24 43.5          19.9 GVEJ017858
         K20H10F  C2020 05 02.21380 14 42 09.78 -18 23 25.2          20.6 GVEJ017I52
         K20H10F  C2020 05 02.21549 14 42 09.95 -18 23 14.3          20.6 GVEJ017I52
         K20H10F  C2020 05 02.21718 14 42 10.15 -18 23 04.3          20.3 GVEJ017I52
         K20H10F  C2020 05 02.21887 14 42 10.30 -18 22 54.2          20.4 GVEJ017I52
         K20H10F KC2020 05 02.21910814 42 09.79 -18 22 56.8          19.8 GVEJ017858
         K20H10F  C2020 05 02.25315 14 42 13.53 -18 19 24.8          19.8 GVEJ017G96
         K20H10F  C2020 05 02.25829 14 42 14.03 -18 18 53.9          20.3 GVEJ017G96
         K20H10F  C2020 05 02.26340 14 42 14.47 -18 18 22.7          20.6 GVEJ017G96
         K20H10F  C2020 05 02.26851 14 42 14.96 -18 17 51.5          20.4 GVEJ017G96
    
    Observer details:
    474 Mount John Observatory, Lake Tekapo.  Observers A. C. Gilmore, P. M. 
       Kilmartin.  Measurer P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
    858 Tebbutt Observatory, Edgewood.  Observer F. B. Zoltowski.  0.51-m 
       Schmidt-Cassegrain + CCD.
    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.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer R. A. Kowalski.  
        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.  1.0-m 
       reflector + CCD.
    
    Orbital elements:
    2020 HF10                                                Earth MOID = 0.0464 AU
    Epoch 2020 May 31.0 TT = JDT 2459000.5                  Alexandersen
    M  58.98443              (2000.0)            P               Q
    n   0.64943595     Peri.  289.31041     -0.88276149     -0.45977334
    a   1.3206219      Node   223.46259     +0.46627303     -0.83212270
    e   0.2960992      Incl.    8.07675     +0.05763343     -0.31012946
    P   1.52           H   25.6           G   0.15           U   7
    Residuals in seconds of arc
    200430 G96  0.1+  0.0     200430 474  0.0   0.0     200502 I52  0.0   0.3-
    200430 G96  0.3-  0.3-    200501 G96  0.2+  0.2-    200502 858  0.2-  0.2-
    200430 G96  0.2-  0.2+    200501 G96  0.1+  0.2-    200502 G96  0.1+  0.6+
    200430 G96  0.8-  0.1+    200501 G96  0.5+  0.2+    200502 G96  0.5+  0.2+
    200430 474  0.1+  0.2-    200502 858  0.6-  0.1-    200502 G96  0.1+  0.2+
    200430 474  0.4+  0.3-    200502 I52  0.5-  0.5-    200502 G96  0.4+  0.3+
    200430 474  0.4+  0.8+    200502 I52  0.4-  0.1+
    200430 474  0.0   0.1-    200502 I52  0.1+  0.2-
    
    Ephemeris:
    2020 HF10                a,e,i = 1.32, 0.30, 8                   q = 0.9296
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 04 02    04 27 51.5 -48 24 36   0.07876 0.9780    71.9   103.7    23.8
    ...
    2020 04 17    12 00 49.8 -67 36 26   0.04712 1.0286   120.5    57.2    21.1
    ...
    2020 04 25    14 15 55.1 -35 58 05   0.05856 1.0603   157.2    21.6    20.6
    ...
    2020 05 01    14 39 16.7 -20 34 19   0.07837 1.0856   174.3     5.3    20.7
    2020 05 02    14 41 38.1 -18 44 24   0.08223 1.0899   176.5     3.3    20.7
    2020 05 03    14 43 44.0 -17 04 18   0.08622 1.0943   178.5     1.4    20.7
    ...
    2020 05 09    14 52 40.1 -09 42 48   0.1124  1.1209   171.9     7.3    21.6
    ...
    2020 05 17    14 59 30.9 -04 22 23   0.1520  1.1573   162.6    15.1    22.7
    ...
    2020 06 01    15 08 34.6 -00 48 09   0.2391  1.2267   149.9    24.5    24.1
    
    M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-J17
    


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