[Iaude] MPEC Y20: 2020 XW6 [a=1.49,e=0.28,i=2.2,H=26.3]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Dec 16 20:04:02 EST 2020


M.P.E.C. 2020-Y20                             Issued 2020 December 17, 01:02 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 XW6                                    


Observations:
     K20X06W  C2020 12 04.38830 04 19 32.40 +22 25 58.6          21.8 GVEY020G96
     K20X06W  C2020 12 04.39341 04 19 33.21 +22 25 52.3          20.8 GVEY020G96
     K20X06W* C2020 12 15.27685604 54 32.02 +18 35 55.6          21.83GVEY020G96
     K20X06W  C2020 12 15.28221504 54 32.88 +18 35 47.5          20.92GVEY020G96
     K20X06W  C2020 12 15.28754404 54 33.89 +18 35 39.7          21.80GVEY020G96
     K20X06W  C2020 12 15.29290104 54 34.82 +18 35 32.8          21.41GVEY020G96
     K20X06W KC2020 12 15.34765 04 54 44.59 +18 34 13.5          21.5 GVEY020291
     K20X06W KC2020 12 15.36407 04 54 47.53 +18 33 49.2          21.6 GVEY020291
     K20X06W KC2020 12 15.43366404 55 00.50 +18 32 00.6          21.74GVEY020I52
     K20X06W KC2020 12 15.44460504 55 02.61 +18 31 44.2          21.61GVEY020I52
     K20X06W KC2020 12 16.27952004 58 06.90 +18 12 08.6          21.07GVEY020V06
     K20X06W KC2020 12 16.28189604 58 07.31 +18 12 05.9          21.43GVEY020V06
     K20X06W KC2020 12 16.28427204 58 07.73 +18 12 02.5          21.68GVEY020V06
     K20X06W KC2020 12 16.28664904 58 08.15 +18 11 58.7          21.57GVEY020V06
     K20X06W 1C2020 12 16.97399 05 00 36.60 +17 55 02.2          22.6 VVEY020033
     K20X06W 1C2020 12 16.97757 05 00 37.28 +17 54 57.1          22.3 VVEY020033
     K20X06W 1C2020 12 16.98116 05 00 37.98 +17 54 51.9          22.1 VVEY020033

Observer details:
033 Karl Schwarzschild Observatory, Tautenburg.  Observers S. Melnikov, U.
    Laux, B. Stecklum.  Measurer B. Stecklum.  1.34-m f/3 Schmidt + CCD.
291 LPL/Spacewatch II.  Observer M. J. Brucker.  1.8-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  Measurers D. Rankin, B. Gray,
    F. C. Shelly, 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, R. L. Seaman, 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 XW6                                                 Earth MOID = 0.0857 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5                 Veres
M 355.76321              (2000.0)            P               Q
n   0.54254044     Peri.  198.18180     -0.04066366     -0.99848149
a   1.4888398      Node   254.16155     +0.92145135     -0.02309208
e   0.2823288      Incl.    2.21394     +0.38635978     -0.05001475
P   1.82           H   26.3           G   0.15           U   7
Residuals in seconds of arc
201204 G96  0.6-  0.1+    201215 291  0.1-  0.0     201216 V06  0.1+  0.6+
201204 G96  0.6+  0.1-    201215 291  0.3-  0.3+    201216 V06  0.0   0.2+
201215 G96  0.3+  0.3+    201215 I52  0.4+  0.8-    201216 033  0.2-  0.4-
201215 G96  0.9-  0.2-    201215 I52  0.3+  0.1-    201216 033  0.2-  0.2-
201215 G96  0.2+  0.4-    201216 V06  0.3+  0.2-    201216 033  0.0   0.1-
201215 G96  0.0   0.4+    201216 V06  0.1+  0.5+

Ephemeris:
2020 XW6                 a,e,i = 1.49, 0.28, 2                   q = 1.0685
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 11 17    03 41 34.8 +25 58 11   0.1304  1.1182   172.5     6.6    22.6
...
2020 12 02    04 13 03.3 +23 07 25   0.1016  1.0872   175.2     4.4    21.9
...
2020 12 10    04 36 37.0 +20 35 31   0.09242 1.0765   172.3     7.0    21.8
...
2020 12 16    04 57 06.5 +18 19 13   0.08841 1.0713   169.9     9.3    21.8
2020 12 17    05 00 43.1 +17 55 21   0.08800 1.0707   169.5     9.6    21.8
2020 12 18    05 04 22.5 +17 31 18   0.08765 1.0702   169.1    10.0    21.8
...
2020 12 24    05 27 01.9 +15 06 19   0.08707 1.0685   166.9    12.1    21.9
...
2021 01 01    05 57 36.1 +12 07 01   0.09023 1.0704   164.2    14.5    22.0
...
2021 01 16    06 48 23.6 +08 23 38   0.1081  1.0861   160.3    17.8    22.6

M. P. C. Staff               (C) Copyright 2020 MPC           M.P.E.C. 2020-Y20




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