[Iaude] MPEC Q117: 2020 QH2 [a=2.18,e=0.42,i=5.5,H=21.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Aug 20 01:06:31 EDT 2020


M.P.E.C. 2020-Q117                              Issued 2020 August 20, 05:05 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 QH2                                    


Observations:
     K20Q02H  C2020 07 31.56093100 14 14.890+08 08 20.29         21.22GVEQ117F52
     K20Q02H  C2020 07 31.60395100 14 20.733+08 09 46.47         22.60GVEQ117F52
     K20Q02H  C2020 07 31.61649400 14 22.451+08 10 11.86         21.90GVEQ117F52
     K20Q02H* C2020 08 18.44432100 54 24.477+17 54 30.27         21.74wUEQ117F51
     K20Q02H  C2020 08 18.45659100 54 25.855+17 54 53.65         21.73wUEQ117F51
     K20Q02H  C2020 08 18.46886600 54 27.248+17 55 16.70         21.44wUEQ117F51
     K20Q02H KC2020 08 19.32118400 56 09.19 +18 21 29.8          21.3 VuEQ117H21
     K20Q02H KC2020 08 19.32914600 56 10.12 +18 21 44.7          21.3 VuEQ117H21
     K20Q02H ^C2020 08 19.41331800 56 21.022+18 24 25.94         21.62GVEQ117568
     K20Q02H ^C2020 08 19.41426500 56 21.128+18 24 27.68         21.55GVEQ117568
     K20Q02H ^C2020 08 19.41521300 56 21.235+18 24 29.49         21.50GVEQ117568
     K20Q02H ^C2020 08 19.41616100 56 21.332+18 24 31.22         21.59GVEQ117568
     K20Q02H  C2020 08 19.98656 00 57 28.33 +18 41 48.5          22.0 VVEQ117033
     K20Q02H  C2020 08 19.99015 00 57 28.79 +18 41 55.2          21.5 VVEQ117033
     K20Q02H  C2020 08 19.99374 00 57 29.16 +18 42 01.7          22.2 VVEQ117033

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, F.
    Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
568 Mauna Kea.  Observers R. Wainscoat, H. Januszewski, T. Burdullis.
    Measurers R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope +
    CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman.  Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
    Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, K. Chambers, T. Dukes, T.
    Lowe, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber, Y.
    Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0
    astrograph + CCD.

Orbital elements:
2020 QH2                                                 Earth MOID = 0.2545 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
M 333.62332              (2000.0)            P               Q
n   0.30642012     Peri.   40.80775     +0.96110083     +0.26440023
a   2.1790032      Node   303.68812     -0.27173564     +0.85342056
e   0.4246996      Incl.    5.50763     -0.04944638     +0.44918355
P   3.22           H   21.8           G   0.15           U   7
Residuals in seconds of arc
200731 F52  0.1+  0.1-    200818 F51  0.0   0.0     200819 568  0.1-  0.2+
200731 F52  0.1-  0.1-    200819 H21  0.3+  0.4-    200819 568  0.2-  0.1+
200731 F52  0.0   0.2+    200819 H21  0.9+  0.3-    200819 033  0.5-  0.0
200818 F51  0.1+  0.1-    200819 568  0.0   0.2+    200819 033  0.3+  0.1+
200818 F51  0.1-  0.1+    200819 568  0.1-  0.1+    200819 033  0.2-  0.1-

Ephemeris:
2020 QH2                 a,e,i = 2.18, 0.42, 6                   q = 1.2536
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 07 21    23 48 10.4 +02 21 44   0.4494  1.3012   120.1    42.5    22.3
...
2020 08 05    00 24 48.8 +10 36 48   0.3926  1.2695   122.6    42.3    21.9
...
2020 08 13    00 42 57.4 +15 01 19   0.3712  1.2594   124.1    41.8    21.8
...
2020 08 19    00 55 30.2 +18 11 44   0.3589  1.2551   125.5    41.0    21.7
2020 08 20    00 57 29.2 +18 42 26   0.3571  1.2546   125.8    40.9    21.7
2020 08 21    00 59 26.1 +19 12 46   0.3554  1.2543   126.1    40.7    21.6
...
2020 08 27    01 10 21.4 +22 06 26   0.3469  1.2537   127.9    39.5    21.6
...
2020 09 04    01 22 35.4 +25 30 58   0.3395  1.2575   131.0    37.3    21.5
...
2020 09 19    01 36 43.0 +30 06 51   0.3373  1.2780   138.9    31.1    21.3

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Q117




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