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  • MPEC 2020-S170 : 2020 SX3

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    M.P.E.C. 2020-S170                           Issued 2020 September 23, 23:59 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 SX3                                 
    
    
    Observations:
         K20S03X  C2020 08 19.43714122 20 47.245-01 38 07.49         23.17GVES170F51
         K20S03X  C2020 08 19.44905622 20 46.930-01 38 03.60         22.87GVES170F51
         K20S03X  C2020 09 10.36203022 08 36.959+00 26 06.59         21.46GVES170F52
         K20S03X  C2020 09 10.38546522 08 35.360+00 26 17.36         21.76GVES170F52
         K20S03X  C2020 09 17.30809122 02 17.902+01 30 34.39         20.76GVES170F52
         K20S03X  C2020 09 17.32041322 02 16.829+01 30 42.90         21.15GVES170F52
         K20S03X  C2020 09 17.33281822 02 15.775+01 30 52.13         21.00GVES170F52
         K20S03X* C2020 09 22.20793 21 56 39.75 +02 44 49.8          20.5 GVES170G96
         K20S03X  C2020 09 22.21352 21 56 39.14 +02 44 56.8          20.4 GVES170G96
         K20S03X  C2020 09 22.21910 21 56 38.55 +02 45 04.1          21.4 GVES170G96
         K20S03X  C2020 09 22.22467 21 56 37.93 +02 45 09.9          20.0 GVES170G96
         K20S03X KC2020 09 22.32443121 56 27.28 +02 47 07.5          19.96GVES170I52
         K20S03X KC2020 09 22.32837021 56 26.89 +02 47 11.8                VES170I52
         K20S03X KC2020 09 22.32991821 56 26.72 +02 47 13.8          20.42GVES170I52
         K20S03X KC2020 09 22.33372421 56 26.35 +02 47 18.3          20.01GVES170I52
         K20S03X  C2020 09 22.35388021 56 27.642+02 47 59.29         20.58GVES170F52
         K20S03X  C2020 09 22.36554121 56 26.325+02 48 13.22         20.54GVES170F52
         K20S03X  C2020 09 22.37712321 56 25.024+02 48 27.08         21.02GVES170F52
         K20S03X KC2020 09 23.21745421 55 17.60 +03 05 53.6          20.23GVES170I52
         K20S03X KC2020 09 23.21871321 55 17.44 +03 05 55.6          20.39GVES170I52
         K20S03X KC2020 09 23.22310121 55 16.91 +03 06 02.2          20.25GVES170I52
         K20S03X IC2020 09 23.94279921 54 12.91 +03 22 30.9          20.1 GVES170L01
         K20S03X hC2020 09 23.94591821 54 12.66 +03 22 35.1          20.4 GVES170L01
         K20S03X hC2020 09 23.95305121 54 11.82 +03 22 45.7          20.7 GVES170L01
    
    Observer details:
    F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe, A.
        Schultz, M. Willman.  Measurers S. Chastel, M. Huber, 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.
    G96 Mt. Lemmon Survey.  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.  1.5-m reflector + 10K CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer D. Rankin.  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.
    L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
        + CCD.
    
    Orbital elements:
    2020 SX3                                                 Earth MOID = 0.0115 AU
    Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
    M  10.28539              (2000.0)            P               Q
    n   0.22805504     Peri.  198.25847     +0.66805189     -0.74379561
    a   2.6532384      Node   209.83616     +0.68805385     +0.62860704
    e   0.6480891      Incl.    2.51011     +0.28335239     +0.22720318
    P   4.32           H   24.2           G   0.15           U   6
    Residuals in seconds of arc
    200819 F51  0.0   0.1-    200922 G96  0.0   0.1+    200922 F52  0.1+  0.0
    200819 F51  0.0   0.1+    200922 G96  0.2+  0.8+    200922 F52  0.1+  0.0
    200910 F52  0.0   0.2-    200922 G96  0.0   0.0     200923 I52  0.2+  0.5-
    200910 F52  0.2-  0.1+    200922 I52  0.1-  0.1+    200923 I52  0.0   0.2-
    200917 F52  0.0   0.1+    200922 I52  0.1+  0.2-    200923 I52  0.3-  0.5+
    200917 F52  0.2-  0.2-    200922 I52  0.0   0.1-    200923 L01  1.0-  0.2+
    200917 F52  0.0   0.2+    200922 I52  0.2+  0.1-    200923 L01  0.6+  0.2-
    200922 G96  0.0   0.4-    200922 F52  0.1+  0.0     200923 L01  0.1+  0.1+
    
    Ephemeris:
    2020 SX3                 a,e,i = 2.65, 0.65, 3                   q = 0.9337
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
    2020 08 24    22 19 11.8 -01 14 09   0.3218  1.3291   170.0     7.6    22.9
    ...
    2020 09 08    22 10 27.7 +00 09 46   0.2007  1.2023   164.8    12.7    21.9
    ...
    2020 09 16    22 03 35.1 +01 16 12   0.1444  1.1395   156.7    20.4    21.3
    ...
    2020 09 22    21 56 55.6 +02 41 29   0.1048  1.0957   149.9    27.4    20.7
    2020 09 23    21 55 35.8 +03 01 51   0.09839 1.0887   148.6    28.7    20.6
    2020 09 24    21 54 10.0 +03 24 58   0.09199 1.0818   147.4    30.0    20.5
    ...
    2020 09 30    21 41 12.9 +07 34 09   0.05436 1.0429   138.8    39.3    19.5
    ...
    2020 10 08    17 59 07.1 +53 01 55   0.01172 0.9985    86.4    92.9    17.8
    ...
    2020 10 23    10 25 32.6 +07 42 42   0.09212 0.9444    54.5   121.0    23.8
    
    M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-S170
    


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