[Iaude] MPEC X40: 2021 WF6 [a=1.32,e=0.14,i=24.0,H=23.6]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Thu Dec 2 03:25:15 EST 2021


M.P.E.C. 2021-X40                              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 WF6                                    


Observations:
     K21W06F* C2021 11 30.17558102 52 03.43 +16 42 56.8          21.14GVEX040G96
     K21W06F  C2021 11 30.18115002 52 03.59 +16 42 19.7          21.19GVEX040G96
     K21W06F  C2021 11 30.18671602 52 03.79 +16 41 43.0                VEX040G96
     K21W06F  C2021 11 30.19229602 52 03.99 +16 41 05.7          21.33GVEX040G96
     K21W06F KC2021 11 30.27004102 52 06.78 +16 32 28.3          20.94GVEX040V06
     K21W06F KC2021 11 30.27148802 52 06.83 +16 32 18.6          21.34GVEX040V06
     K21W06F KC2021 11 30.27293402 52 06.89 +16 32 09.2          21.29GVEX040V06
     K21W06F KC2021 11 30.27438202 52 06.94 +16 31 59.4          21.17GVEX040V06
     K21W06F KC2021 12 01.11849502 52 52.38 +14 59 52.6          21.52GVEX040I52
     K21W06F KC2021 12 01.11996202 52 52.49 +14 59 42.5          21.49GVEX040I52
     K21W06F KC2021 12 01.12028802 52 51.57 +14 59 38.7          21.5 VuEX040H21
     K21W06F KC2021 12 01.12143002 52 52.52 +14 59 33.6          21.51GVEX040I52
     K21W06F KC2021 12 01.12289802 52 52.57 +14 59 24.4          21.06GVEX040I52
     K21W06F KC2021 12 01.12405402 52 51.72 +14 59 14.4          21.7 VuEX040H21
     K21W06F 1C2021 12 02.03510 02 53 36.87 +13 22 56.9          21.5 VVEX040033
     K21W06F 1C2021 12 02.03759 02 53 36.99 +13 22 41.4          21.1 VVEX040033
     K21W06F 1C2021 12 02.04007 02 53 37.11 +13 22 25.5          20.9 VVEX040033
     K21W06F 1C2021 12 02.04272 02 53 37.24 +13 22 08.9          21.2 VVEX040033
     K21W06F KC2021 12 02.17345402 53 46.31 +13 08 51.5          21.60GVEX040I52
     K21W06F KC2021 12 02.17537202 53 46.38 +13 08 39.9          21.53GVEX040I52
     K21W06F KC2021 12 02.17729102 53 46.43 +13 08 28.1          21.44GVEX040I52
     K21W06F KC2021 12 02.17921002 53 46.51 +13 08 15.9          22.60GVEX040I52

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, C.
    Hoegner, U. Laux, F. Ludwig, B. Stecklum.  Measurer B. Stecklum.  1.34-m
    f/3 Schmidt + CCD.
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.
V06 Catalina Sky Survey-Kuiper.  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.  1.55-m reflector + 1K CCD.

Orbital elements:
2021 WF6                                                 Earth MOID = 0.1911 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Bell                    
M  71.15139              (2000.0)            P               Q                  
n   0.65180106     Peri.  131.48161     +0.90513037     -0.21681479             
a   1.3174253      Node   244.08042     +0.15093397     +0.96802749             
e   0.1380910      Incl.   23.99088     +0.39743925     +0.12615116             
P   1.51           H   23.60          G   0.15           U   8                  
Residuals in seconds of arc
211130 G96  0.5+  0.0     211201 I52  0.4-  0.1+    211202 033  0.0   0.0
211130 G96  0.1-  0.1-    211201 I52  0.3+  0.6-    211202 033  0.1+  0.0
211130 G96  0.1-  0.3+    211201 H21  0.3-  0.5+    211202 I52  0.2+  0.2-
211130 G96  0.1-  0.1+    211201 I52  0.1-  0.2-    211202 I52  0.2+  0.0
211130 V06  0.0   0.1-    211201 I52  0.2-  0.0     211202 I52  0.1-  0.1+
211130 V06  0.1-  0.2-    211201 H21  0.2-  0.4+    211202 I52  0.0   0.3-
211130 V06  0.1+  0.1+    211202 033  0.2-  0.3+
211130 V06  0.1+  0.0     211202 033  0.1-  0.4+

Ephemeris:
2021 WF6                 a,e,i = 1.32, 0.14, 24                  q = 1.1355
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2021 11 02    02 23 54.5 +69 01 36   0.2398  1.1487   125.6    44.6    22.5
...
2021 11 17    02 40 57.6 +44 18 06   0.1945  1.1650   152.7    22.9    21.5
...
2021 11 25    02 47 42.6 +27 03 23   0.1970  1.1760   161.8    15.2    21.3
...
2021 12 01    02 52 44.7 +15 12 57   0.2135  1.1851   156.5    19.3    21.6
2021 12 02    02 53 36.4 +13 27 07   0.2174  1.1867   155.1    20.5    21.7
2021 12 03    02 54 28.7 +11 45 25   0.2215  1.1883   153.6    21.7    21.8
...
2021 12 09    02 59 58.0 +03 04 09   0.2515  1.1983   144.3    28.6    22.3
...
2021 12 17    03 08 05.3 -04 55 17   0.3017  1.2126   133.8    35.9    22.9
...
2022 01 01    03 25 48.7 -12 26 00   0.4128  1.2414   119.8    43.4    23.8

M. P. C. Staff               (C) Copyright 2021 MPC           M.P.E.C. 2021-X40




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