• MPC Preparation (Info)

    • MPEC 2020-Q115 : 2020 QE2

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    M.P.E.C. 2020-Q115                              Issued 2020 August 20, 02:26 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 QE2                                 


Observations:
     K20Q02E KC2020 08 17.55952301 12 18.023-07 21 32.44         20.96GVEQ115F52
     K20Q02E* C2020 08 18.43708 01 20 27.90 -04 23 26.5          20.8 GVEQ115G96
     K20Q02E  C2020 08 18.44223 01 20 30.73 -04 22 19.2          21.3 GVEQ115G96
     K20Q02E  C2020 08 18.44737 01 20 33.51 -04 21 12.7          21.0 GVEQ115G96
     K20Q02E  C2020 08 18.47128 01 20 46.55 -04 16 01.1          20.7 GVEQ115I52
     K20Q02E  C2020 08 18.47578 01 20 48.99 -04 15 02.7          19.5 GVEQ115I52
     K20Q02E  C2020 08 18.47874 01 20 50.64 -04 14 24.0          20.1 GVEQ115I52
     K20Q02E  C2020 08 18.48171 01 20 52.32 -04 13 44.8          19.6 GVEQ115I52
     K20Q02E KC2020 08 19.05234401 26 49.820-02 03 59.81         20.7 GVEQ115J04
     K20Q02E KC2020 08 19.05421601 26 50.945-02 03 33.11         20.6 GVEQ115J04
     K20Q02E KC2020 08 19.05610101 26 52.099-02 03 06.44         20.9 GVEQ115J04
     K20Q02E  C2020 08 20.00605 01 37 34.07 +01 56 27.5          21.9 VVEQ115033
     K20Q02E  C2020 08 20.00691 01 37 34.71 +01 56 41.6          21.9 VVEQ115033
     K20Q02E  C2020 08 20.00778 01 37 35.32 +01 56 55.1          21.3 VVEQ115033
     K20Q02E  C2020 08 20.00864 01 37 35.95 +01 57 09.4          21.0 VVEQ115033

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, F.
    Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + 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.
G96 Mt. Lemmon Survey.  Observer 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.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer T. A. Pruyne.
    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.
J04 ESA Optical Ground Station, Tenerife.  Observer E. Kuusela.  Measurers M.
    Micheli, D. Koschny, L. Conversi, M. Busch, E. Schwab, A. Knofel.  1.0-m
    f/4.4 reflector + CCD.

Orbital elements:
2020 QE2                                                 Earth MOID = 0.0154 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Pike
M 260.46049              (2000.0)            P               Q
n   0.69444218     Peri.   77.92840     +0.63229913     -0.76752246
a   1.2629282      Node   331.98021     +0.59443780     +0.56788620
e   0.3465366      Incl.   12.96413     +0.49683147     +0.29734582
P   1.42           H   24.9           G   0.15           U   8
Residuals in seconds of arc
200817 F52  0.1+  0.0     200818 I52  0.6-  0.4-    200819 J04  0.0   0.2+
200818 G96  0.0   0.0     200818 I52  0.2-  0.4-    200820 033  0.6-  0.0
200818 G96  0.4+  0.4+    200818 I52  0.6+  0.0     200820 033  0.0   0.2+
200818 G96  0.0   0.1+    200819 J04  0.0   0.1+    200820 033  0.1+  0.4-
200818 I52  0.3-  0.0     200819 J04  0.2-  0.2+    200820 033  0.6+  0.0

Ephemeris:
2020 QE2                 a,e,i = 1.26, 0.35, 13                  q = 0.8253
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 07 21    23 31 11.5 -32 10 20   0.2727  1.2162   132.2    38.2    24.0
...
2020 08 05    00 07 42.1 -26 37 24   0.1572  1.1325   135.8    38.6    22.7
...
2020 08 13    00 40 35.4 -17 59 46   0.1021  1.0873   134.6    41.6    21.8
...
2020 08 19    01 26 10.1 -02 15 27   0.06749 1.0536   126.4    50.6    21.0
2020 08 20    01 37 25.2 +01 56 22   0.06294 1.0480   123.5    53.6    21.0
2020 08 21    01 50 17.4 +06 43 59   0.05895 1.0424   120.0    57.2    20.9
...
2020 08 27    03 59 36.1 +42 17 22   0.05266 1.0095    87.6    89.5    21.7
...
2020 09 04    07 59 05.9 +56 22 22   0.08752 0.9673    59.7   115.8    24.1
...
2020 09 19    10 12 17.0 +47 49 42   0.1874  0.8974    50.6   120.1    25.9

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Q115

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