[Iaude] MPEC Y17: 2020 XU6 [a=2.16,e=0.55,i=3.9,H=21.3,PHA]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 16 11:25:37 EST 2020


M.P.E.C. 2020-Y17                             Issued 2020 December 16, 16:23 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 XU6                                    


Observations:
     K20X06U* C2020 12 14.36213207 15 34.34 +10 45 20.7          20.88GVEY017G96
     K20X06U  C2020 12 14.36728607 15 34.45 +10 45 17.5          20.85GVEY017G96
     K20X06U  C2020 12 14.37243107 15 34.56 +10 45 14.2          20.59GVEY017G96
     K20X06U  C2020 12 14.37757707 15 34.63 +10 45 11.1          20.81GVEY017G96
     K20X06U KC2020 12 14.47216407 15 36.63 +10 44 12.5          21.65GVEY017I52
     K20X06U KC2020 12 14.47700307 15 36.73 +10 44 09.4                VEY017I52
     K20X06U KC2020 12 15.31150 07 16 00.12 +10 35 35.2          21.1 RoEY017691
     K20X06U KC2020 12 15.31877 07 16 00.25 +10 35 30.7          21.3 RoEY017691
     K20X06U KC2020 12 15.32605 07 16 00.41 +10 35 26.2          21.3 RoEY017691
     K20X06U KC2020 12 15.35978707 16 01.02 +10 35 05.1          20.79GVEY017I52
     K20X06U KC2020 12 15.36636307 16 01.14 +10 35 01.0          21.06GVEY017I52
     K20X06U HC2020 12 16.30150907 16 25.33 +10 25 18.2                VEY017V06
     K20X06U HC2020 12 16.30264907 16 25.34 +10 25 17.9                VEY017V06
     K20X06U HC2020 12 16.31749307 16 25.61 +10 25 08.6                VEY017V06
     K20X06U HC2020 12 16.32038707 16 25.66 +10 25 06.5                VEY017V06

Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer M. J. Brucker.  0.9-m
    f/3 reflector + 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 D. C. Fuls.  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.
V06 Catalina Sky Survey-Kuiper.  Observer D. C. Fuls.  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 +
    1K CCD.

Orbital elements:
2020 XU6                                            PHA, Earth MOID = 0.0063 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Pan                     
M 335.08750              (2000.0)            P               Q                  
n   0.30952642     Peri.    9.71067     -0.98988720     -0.14034543             
a   2.1644002      Node   162.18170     +0.12520313     -0.93280967             
e   0.5489032      Incl.    3.86977     +0.06668958     -0.33191759             
P   3.18           H   21.37          G   0.15           U   9                  
Residuals in seconds of arc
201214 G96  0.1-  0.1+    201214 I52  0.2+  0.1-    201215 I52  0.1-  0.1-
201214 G96  0.0-  0.0+    201215 691  0.2+  0.2+    201216 V06  0.0+  0.2-
201214 G96  0.1+  0.1-    201215 691  0.1+  0.1+    201216 V06  0.1-  0.2+
201214 G96  0.4-  0.1-    201215 691  0.4+  0.1+    201216 V06  0.1-  0.1+
201214 I52  0.2+  0.0-    201215 I52  0.0-  0.0-    201216 V06  0.1-  0.2-

Ephemeris:
2020 XU6                 a,e,i = 2.16, 0.55, 4                   q = 0.9764
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 16    06 53 40.7 +14 53 41   0.7871  1.6135   130.2    27.9    23.1
...
2020 12 01    07 07 22.0 +12 52 55   0.5963  1.4985   141.3    24.3    22.3
...
2020 12 09    07 12 46.6 +11 38 51   0.5061  1.4372   147.3    21.7    21.7
...
2020 12 15    07 15 51.4 +10 38 56   0.4439  1.3915   151.9    19.5    21.3
2020 12 16    07 16 17.3 +10 28 35   0.4340  1.3840   152.6    19.1    21.2
2020 12 17    07 16 41.7 +10 18 08   0.4242  1.3764   153.3    18.7    21.2
...
2020 12 23    07 18 41.3 +09 13 20   0.3683  1.3314   157.5    16.4    20.7
...
2020 12 31    07 20 18.1 +07 40 35   0.3008  1.2727   162.0    13.8    20.1
...
2021 01 15    07 21 57.7 +04 18 10   0.1936  1.1694   162.1    15.0    19.0

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y17




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