[Iaude] MPEC X72: 2020 WZ5 [a=1.97,e=0.50,i=4.0,H=26.4]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 9 03:35:36 EST 2020


M.P.E.C. 2020-X72                              Issued 2020 December 9, 08:31 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 WZ5                                    


Observations:
     K20W05Z*!C2020 11 24.10558 02 32 42.60 -03 31 53.6          22.4 g EX072W84
     K20W05Z !C2020 11 24.13548 02 32 45.39 -03 31 22.5                 EX072W84
     K20W05Z !C2020 11 24.16534 02 32 48.18 -03 30 51.5                 EX072W84
     K20W05Z !C2020 11 24.16636 02 32 48.28 -03 30 50.4                 EX072W84
     K20W05Z  C2020 12 08.44184005 09 51.14 +17 35 22.7          18.05oVEX072T05
     K20W05Z  C2020 12 08.47727005 11 09.60 +17 44 49.6          17.73oVEX072T05
     K20W05Z  C2020 12 08.48283005 11 21.95 +17 46 17.8          17.87oVEX072T05
     K20W05Z KC2020 12 08.95220 05 31 32.68 +19 51 57.6          17.7 VVEX072L04
     K20W05Z KC2020 12 08.95704 05 31 45.14 +19 53 19.0          18.0 VVEX072L04
     K20W05Z KC2020 12 08.96172 05 31 57.27 +19 54 37.0          17.9 VVEX072L04
     K20W05Z KC2020 12 09.29910 05 47 57.43 +21 30 03.2          18.5 GVEX072H36
     K20W05Z KC2020 12 09.30139 05 48 03.82 +21 30 41.8          18.5 GVEX072H36
     K20W05Z KC2020 12 09.30426 05 48 11.82 +21 31 29.5          18.2 GVEX072H36
     K20W05Z KC2020 12 09.30654 05 48 18.22 +21 32 07.5          18.3 GVEX072H36

Observer details:
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca.  Observer L. Hudin.  0.3-m f/5
    reflector + CCD.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, J. Tonry, A. Heinze, H.
    Weiland.  Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, H.
    Flewelling, A. Fitzsimmons, J. Robinson, N. Erasmus.  0.5-m reflector +
    CCD.
W84 Cerro Tololo-DECam.  Observer .  Measurer F. Valdes.  4.0-m CTIO
    reflector.

Orbital elements:
2020 WZ5                                                 Earth MOID = 0.0115 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Bell
M 357.51662              (2000.0)            P               Q
n   0.35655753     Peri.   17.34491     -0.09384747     -0.99328662
a   1.9696224      Node    78.08023     +0.90503991     -0.11342196
e   0.4990570      Incl.    3.96370     +0.41484384     +0.02274101
P   2.76           H   26.4           G   0.15           U   7
Residuals in seconds of arc
201124 W84  0.3-  0.0     201208 T05  0.6+  0.3+    201209 H36  0.5+  0.0
201124 W84  0.0   0.2+    201208 T05  0.1-  0.1-    201209 H36  0.2+  0.3+
201124 W84  0.1+  0.1-    201208 L04  0.0   0.5-    201209 H36  0.2-  0.1+
201124 W84  0.2+  0.1-    201208 L04  0.7-  0.1+    201209 H36  0.0   0.0
201208 T05  0.0   0.2-    201208 L04  0.3-  0.0

Ephemeris:
2020 WZ5                 a,e,i = 1.97, 0.50, 4                   q = 0.9867
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 09    02 18 27.9 -04 34 34   0.1428  1.1229   156.5    20.6    23.4
...
2020 11 24    02 32 27.4 -03 34 36   0.07428 1.0509   147.9    30.0    22.2
...
2020 12 02    03 07 34.0 +01 18 42   0.04128 1.0221   150.7    28.2    20.8
...
2020 12 08    04 53 20.7 +15 40 40   0.02077 1.0057   172.8     7.0    18.5
2020 12 09    05 33 41.8 +20 08 35   0.01862 1.0034   172.6     7.3    18.3
2020 12 10    06 25 16.5 +24 42 44   0.01726 1.0013   162.3    17.4    18.5
...
2020 12 16    11 12 38.3 +26 14 54   0.02728 0.9915   104.7    73.7    21.1
...
2020 12 24    12 37 29.4 +18 56 52   0.05685 0.9867    91.5    85.2    23.1
...
2021 01 08    13 10 35.2 +15 07 39   0.1137  1.0035    97.0    76.6    24.4

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-X72




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