[Iaude] MPEC X08: 2020 WT5 [a=1.64,e=0.41,i=12.7,H=22.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 3 07:58:38 EST 2020


M.P.E.C. 2020-X08                              Issued 2020 December 3, 12:57 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 WT5                                    


Observations:
     K20W05T* S2020 11 29.90131 02 46 13.89 -56 52 51.1          19   RLEX008C51
     K20W05T  s2020 11 29.90131 1 + 2946.1938 + 1232.0578 - 6073.8082   EX008C51
     K20W05T  S2020 11 30.03208 02 46 19.00 -56 55 30.1                LEX008C51
     K20W05T  s2020 11 30.03208 1 + 2947.3850 + 1239.0476 - 6071.8082   EX008C51
     K20W05T  S2020 11 30.16286 02 46 24.07 -56 58 09.9                LEX008C51
     K20W05T  s2020 11 30.16286 1 + 2948.9147 + 1246.0804 - 6069.6274   EX008C51
     K20W05T  S2020 11 30.22819 02 46 26.59 -56 59 29.6                LEX008C51
     K20W05T  s2020 11 30.22819 1 + 2912.1649 + 1246.2058 - 6087.3232   EX008C51
     K20W05T  S2020 11 30.29364 02 46 29.12 -57 00 50.5                LEX008C51
     K20W05T  s2020 11 30.29364 1 + 2950.0585 + 1253.0922 - 6067.6292   EX008C51
     K20W05T  S2020 11 30.35896 02 46 31.89 -57 02 08.7                LEX008C51
     K20W05T  s2020 11 30.35896 1 + 2913.3606 + 1253.1477 - 6085.3250   EX008C51
     K20W05T  S2020 11 30.42441 02 46 34.32 -57 03 29.2                LEX008C51
     K20W05T  s2020 11 30.42441 1 + 2951.2683 + 1260.1226 - 6065.5850   EX008C51
     K20W05T  S2020 11 30.55519 02 46 39.78 -57 06 09.0                LEX008C51
     K20W05T  s2020 11 30.55519 1 + 2958.5918 + 1267.6417 - 6060.7099   EX008C51
     K20W05T  S2020 11 30.62051 02 46 42.36 -57 07 28.0                LEX008C51
     K20W05T  s2020 11 30.62051 1 + 2922.0886 + 1267.5805 - 6078.4083   EX008C51
     K20W05T  S2020 11 30.68597 02 46 44.98 -57 08 48.5                LEX008C51
     K20W05T  s2020 11 30.68597 1 + 2960.0481 + 1274.7346 - 6058.5139   EX008C51
     K20W05T  S2020 11 30.75129 02 46 47.63 -57 10 07.4                LEX008C51
     K20W05T  s2020 11 30.75129 1 + 2923.5726 + 1274.6030 - 6076.2276   EX008C51
     K20W05T  S2020 11 30.81674 02 46 50.30 -57 11 27.7                LEX008C51
     K20W05T  s2020 11 30.81674 1 + 2961.5481 + 1281.8458 - 6056.2813   EX008C51
     K20W05T  S2020 11 30.88207 02 46 52.99 -57 12 47.7                LEX008C51
     K20W05T  s2020 11 30.88207 1 + 2925.1232 + 1281.6466 - 6074.0025   EX008C51
     K20W05T  S2020 12 01.01284 02 46 58.62 -57 15 25.5                LEX008C51
     K20W05T  s2020 12 01.01284 1 + 2926.6266 + 1288.6999 - 6071.7884   EX008C51
     K20W05T |C2020 12 01.13067 02 47 02.56 -57 18 11.0          21.7 GVEX008807
     K20W05T |C2020 12 01.13889 02 47 02.71 -57 18 20.9          21.9 GVEX008807
     K20W05T |C2020 12 01.14712 02 47 02.85 -57 18 30.7          21.6 GVEX008807
     K20W05T  S2020 12 01.27439 02 47 09.81 -57 20 42.7                LEX008C51
     K20W05T  s2020 12 01.27439 1 + 2929.6697 + 1302.8536 - 6067.3005   EX008C51
     K20W05T KC2020 12 02.85093702 48 23.04 -57 52 58.6          20.9 GVEX008K93
     K20W05T KC2020 12 02.85775802 48 23.19 -57 53 06.8          21.0 GVEX008K93
     K20W05T KC2020 12 02.86230702 48 23.31 -57 53 12.4          20.9 GVEX008K93

Observer details:
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 astrograph + CCD.
C51 WISE.  Observer Near-Earth Object Wide-field Infrared Survey Explorer.
    Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero, R. M. Cutri,
    J. W. Dailey, E. Kramer, J. Pittichova, S. Sonnett, E. L. Wright.
K93 Sutherland-LCO C.  Observers T. Lister, J. Chatelain, E. Gomez, S.
    Greenstreet.  Measurer T. Lister.  1.0-m f/8.0 Ritchey-Chretien + CCD.

Orbital elements:
2020 WT5                                                 Earth MOID = 0.0185 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M 351.61836              (2000.0)            P               Q
n   0.46920501     Peri.  333.36683     -0.22996629     -0.95821463
a   1.6401905      Node   129.42822     +0.92755771     -0.26871069
e   0.4052583      Incl.   12.72315     +0.29453726     +0.09807794
P   2.10           H   22.3           G   0.15           U   9
Residuals in seconds of arc
201129 C51  0.4-  0.3-    201130 C51  1.0+  0.2-    201201 807  0.1-  0.1-
201130 C51  0.4+  0.5+    201130 C51  0.5+  0.1+    201201 807  0.1-  0.2-
201130 C51  0.4+  0.4+    201130 C51  0.1-  0.4-    201201 807  0.1-  0.2-
201130 C51  0.2+  0.2+    201130 C51  0.3-  0.0     201201 C51  0.3-  1.1+
201130 C51  0.4-  0.6-    201130 C51  0.8-  0.4-    201202 K93  0.2+  0.0
201130 C51  1.2+  0.6+    201130 C51  1.0-  1.1-    201202 K93  0.1+  0.1+
201130 C51  0.5-  0.1+    201201 C51  0.0   0.3+    201202 K93  0.2+  0.0

Ephemeris:
2020 WT5                 a,e,i = 1.64, 0.41, 13                  q = 0.9755
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 03    02 42 46.1 -45 28 22   0.3093  1.1753   119.4    47.3    21.9
...
2020 11 18    02 42 20.6 -52 32 50   0.2681  1.0988   107.4    59.2    21.8
...
2020 11 26    02 44 11.8 -55 32 17   0.2449  1.0632   101.5    65.5    21.7
...
2020 12 02    02 47 41.7 -57 35 28   0.2259  1.0396    97.5    70.1    21.6
2020 12 03    02 48 30.3 -57 55 41   0.2225  1.0359    96.8    70.9    21.6
2020 12 04    02 49 23.3 -58 15 56   0.2192  1.0324    96.2    71.6    21.6
...
2020 12 10    02 56 29.8 -60 20 07   0.1980  1.0131    92.5    76.2    21.5
...
2020 12 18    03 13 02.1 -63 27 14   0.1673  0.9931    88.3    82.0    21.3
...
2021 01 02    04 54 59.0 -72 14 53   0.1048  0.9757    82.8    91.1    20.6

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X08




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