[Iaude] MPEC X41: 2021 WG6 [a=2.46,e=0.57,i=1.2,H=25.0]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 2 03:25:57 EST 2021


M.P.E.C. 2021-X41                              Issued 2021 December 2, 08:24 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

                                    2021 WG6                                    


Observations:
     K21W06G* C2021 11 30.06900301 08 46.72 +17 11 50.6          21.20GVEX041G96
     K21W06G  C2021 11 30.07272201 08 48.75 +17 12 02.7          21.02GVEX041G96
     K21W06G  C2021 11 30.07644801 08 50.79 +17 12 13.7                VEX041G96
     K21W06G  C2021 11 30.08017501 08 52.83 +17 12 25.2          20.52GVEX041G96
     K21W06G mC2021 11 30.11738601 09 13.14 +17 14 18.0          21.73GVEX041I52
     K21W06G mC2021 11 30.11793301 09 13.38 +17 14 20.5          21.49GVEX041I52
     K21W06G mC2021 11 30.11902801 09 14.01 +17 14 23.2          22.25GVEX041I52
     K21W06G KC2021 11 30.23353501 10 16.16 +17 20 03.2          22.11GVEX041I52
     K21W06G KC2021 11 30.23695601 10 18.05 +17 20 12.7                VEX041I52
     K21W06G KC2021 12 01.02735501 18 03.47 +17 59 00.6          20.9 VuEX041H21
     K21W06G KC2021 12 01.03488801 18 07.72 +17 59 23.2          21.5 VuEX041H21
     K21W06G KC2021 12 01.05708201 18 22.17 +18 00 34.9          21.98GVEX041I52
     K21W06G KC2021 12 01.05917301 18 23.37 +18 00 41.0          21.28GVEX041I52
     K21W06G KC2021 12 01.06126401 18 24.53 +18 00 47.4          21.49GVEX041I52
     K21W06G KC2021 12 01.06335501 18 25.70 +18 00 54.3          21.72GVEX041I52
     K21W06G KC2021 12 02.07275901 28 29.41 +18 49 33.1          21.50GVEX041I52
     K21W06G KC2021 12 02.07447001 28 30.37 +18 49 38.1          21.47GVEX041I52
     K21W06G KC2021 12 02.07887101 28 32.96 +18 49 51.0          21.96GVEX041I52
     K21W06G KC2021 12 02.08058201 28 33.95 +18 49 55.9          21.61GVEX041I52

Observer details:
G96 Mt. Lemmon Survey.  Observer A. R. Gibbs.  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, D. Rankin, R. L. Seaman, F. C.
    Shelly, K. W. Wierzchos.  1.5-m reflector + 10K CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
    Measurers T. Linder, R. Holmes, L. Horn.  1.3-m f/4.0 astrograph + 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, D. Rankin, R. L.
    Seaman, F. C. Shelly, K. W. Wierzchos.

Orbital elements:
2021 WG6                                                 Earth MOID = 0.0685 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Bell                    
M  15.01325              (2000.0)            P               Q                  
n   0.25506844     Peri.  126.51692     +0.55802406     -0.82959061             
a   2.4624357      Node   289.55238     +0.75450578     +0.51712048             
e   0.5718510      Incl.    1.19862     +0.34544200     +0.21063196             
P   3.86           H   25.06          G   0.15           U   9                  
Residuals in seconds of arc
211130 G96  0.2-  0.3-    211130 I52  0.4-  0.3-    211201 I52  0.2-  0.3+
211130 G96  0.2-  0.4+    211130 I52  0.2-  0.8-    211202 I52  0.0   0.1+
211130 G96  0.2-  0.1+    211201 H21  0.0   0.1-    211202 I52  0.3-  0.1+
211130 G96  0.0   0.1+    211201 H21  0.1+  0.0     211202 I52  0.2+  0.0
211130 I52  0.9+  0.2-    211201 I52  0.1-  0.1-    211202 I52  0.2+  0.0
211130 I52  0.1+  0.6+    211201 I52  0.3+  0.3-
211130 I52  0.6+  0.0     211201 I52  0.0   0.2-

Ephemeris:
2021 WG6                 a,e,i = 2.46, 0.57, 1                   q = 1.0543
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 02    22 43 07.8 +00 27 27   0.1606  1.0873   122.6    50.3    23.1
...
2021 11 17    23 33 05.6 +07 06 35   0.1206  1.0571   121.7    52.8    22.5
...
2021 11 25    00 24 32.5 +12 58 05   0.1050  1.0545   127.6    47.9    22.1
...
2021 12 01    01 17 44.7 +17 58 12   0.09915 1.0589   135.3    40.9    21.8
2021 12 02    01 27 41.8 +18 46 28   0.09883 1.0602   136.8    39.6    21.7
2021 12 03    01 37 53.2 +19 33 13   0.09872 1.0616   138.3    38.1    21.7
...
2021 12 09    02 41 28.2 +23 22 49   0.1027  1.0731   147.6    29.5    21.6
...
2021 12 17    03 59 16.2 +25 37 22   0.1204  1.0963   157.5    20.1    21.7
...
2022 01 01    05 31 12.8 +24 51 24   0.1838  1.1605   163.2    14.2    22.5

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-X41




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